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Wisflora - Vascular Plant Species

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WISFLORA: Vascular Plant Species

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County: Menominee

Family: Aceraceae
  Genus: Acer
    Acer negundo L.
        ash-leaved maple, box elder
    Acer rubrum L. var. rubrum *+
        red maple
             Acer rubrum L. f. tomentosum (Desf.) Dans.
             Acer rubrum L. var. tomentosum Tausch
             Acer stenocarpum Britton
             Rufacer rubrum (L.) Small
    Acer saccharum Marshall var. saccharum *+
        hard maple, sugar maple
             Acer nigrum F.Michx. var. glaucum (F.Schmidt) Fosberg
             Acer nigrum F.Michx. var. saccharophorum (K.Koch) R.T.Clausen
             Acer saccharinum Wangenh. var. glaucum F.Schmidt
             Acer saccharum Marshall f. glaucum (F.Schmidt) Pax
             Acer saccharum Marshall subsp. saccharum
             Acer saccharum Marshall var. glaucum (F.Schmidt) Sarg.
             Acer saccharophorum K.Koch
             Saccharodendron saccharum (Marshall) Moldenke
    Acer spicatum Lam.*+
        mountain maple
Family: Acoraceae
  Genus: Acorus
    Acorus calamus L.*+
        sweet-flag
             Acorus americanus auct. non (Raf.) Raf.
             Acorus calamus L. var. americanus auct. non (Raf.) Raf.
Family: Agavaceae
Family: Alismataceae
  Genus: Sagittaria
    Sagittaria graminea Michx. subsp. graminea*+
        grass-leaved arrowhead, grass-leaved sagittaria
             Sagittaria cycloptera (J.G.Sm.) C.Mohr
             Sagittaria eatonii J.G.Sm.
             Sagittaria graminea Michx. var. graminea
             Sagittaria macrocarpa J.G.Sm.
    Sagittaria latifolia Willd.*+
        broad-leaved arrowhead, common arrowhead, duck-potato, wapato
             Sagittaria chinensis Pursh
             Sagittaria esculenta T.J.Howell
             Sagittaria latifolia Willd. f. gracilis (Pursh) B.L.Rob.
             Sagittaria latifolia Willd. f. hastata (Pursh) B.L.Rob.
             Sagittaria latifolia Willd. var. latifolia
             Sagittaria latifolia Willd. var. obtusa (Muhl. ex Willd.) Wiegand
             Sagittaria latifolia Willd. var. pubescens (Muhl. ex Nutt.) J.G.Sm.
             Sagittaria obtusa Muhl. ex Willd., non Thunb.
             Sagittaria ornithorhyncha Small
             Sagittaria planipes Fernald
             Sagittaria variabilis Engelm. var. obtusa (Muhl. ex Willd.) Engelm.
             Sagittaria viscosa C.Mohr, pro parte
    Sagittaria rigida Pursh*+
        sessile-fruited arrowhead, stiff arrowhead
             Sagittaria heterophylla Pursh
             Sagittaria heterophylla Pursh f. elliptica (Engelm.) S.F.Blake
             Sagittaria heterophylla Pursh f. fluitans (Engelm.) S.F.Blake
             Sagittaria heterophylla Pursh f. rigida (Pursh) S.F.Blake
             Sagittaria rigida Pursh f. elliptica (Engelm.) Fernald
             Sagittaria rigida Pursh f. fluitans (Engelm.) Fernald
Family: Anacardiaceae
  Genus: Rhus
    Rhus hirta (L.) Sudw.*+
        staghorn sumac, velvet sumac
             Datisca hirta L.
             Rhus typhina L.
             Rhus typhina L. f. dissecta Rehder
             Rhus typhina L. var. laciniata A.W.Wood
  Genus: Toxicodendron
    Toxicodendron rydbergii (Small ex Rydb.) Greene*+
        Rydberg's poison-ivy, western poison-ivy
             Rhus radicans L. var. rydbergii (Small ex Rydb.) Rehder
             Rhus radicans L. var. vulgaris (Michx.) DC.
             Rhus rydbergii Small ex Rydb. (pro parte)
             Rhus toxicodendron L. var. vulgaris Michx.
             Toxicodendron desertorum Lunell
             Toxicodendron fothergilloides Lunell
             Toxicodendron radicans (L.) Kuntze var. rydbergii (Small ex Rydb.) Erskine
Family: Apiaceae
  Genus: Cicuta
    Cicuta maculata L.*+
        common water-hemlock, spotted water-hemlock
  Genus: Cryptotaenia
    Cryptotaenia canadensis (L.) DC.*+
        Canadian honewort, white chervil
             Deringa canadensis (L.) Kuntze
  Genus: Hydrocotyle
    Hydrocotyle americana L.*+
        American marsh pennywort, marsh pennywort
  Genus: Osmorhiza
    Osmorhiza claytonii (Michx.) C.B.Clarke*+
        bland sweet cicely, Clayton's sweet-root, hairy sweet cicely
             Myrrhis claytonii Michx.
             Osmorhiza aristata (Thunb.) Makino var. brevistylis (DC.) B.Boivin
             Osmorhiza brevistylis DC.
             Washingtonia claytonii (Michx.) Britton
  Genus: Sanicula
    Sanicula canadensis L.+
        Canadian black snakeroot, Canadian sanicle
             Sanicula canadensis L. var. grandis Fernald
    Sanicula marilandica L.*+
        black snakeroot, Maryland sanicle
             Sanicula marilandica L. var. petiolulata Fernald
    Sanicula trifoliata E.P.Bicknell+
        beaked sanicle, large-fruited black snakeroot
  Genus: Sium
    Sium suave Walter*+
        hemlock water-parsnip, water-parsnip
             Sium cicutaefolium Schrank
             Sium floridanum Small
             Sium suave Walter var. floridanum (Small) C.F.Reed
Family: Apocynaceae
  Genus: Apocynum
    Apocynum androsaemifolium L.*+
        spreading dogbane
             Apocynum androsaemifolium L. var. incanum A.DC. subsp. androsaemifolium
             Apocynum pumilum (A.Gray) Greene var. rhomboideum (Greene) Bég. & Bél.
             Apocynum scopulorum Greene ex Rydb.
Family: Aquifoliaceae
  Genus: Ilex
    Ilex mucronata (L.) M.Powell, V.Savolainen & S.Andrews*+
        cat-berry, mountain holly
             Nemopanthus mucronatus (L.) Loes.
             Vaccinium mucronatum L.
    Ilex verticillata (L.) A.Gray*+
        common winterberry
             Ilex bronxensis Britton
             Ilex fastigiata E.P.Bicknell
             Ilex verticillata (L.) A.Gray subsp. tenuifolia
             Ilex verticillata (L.) A.Gray var. cyclophylla B.L.Rob.
             Ilex verticillata (L.) A.Gray var. fastigiata (E.P.Bicknell) Fernald
             Ilex verticillata (L.) A.Gray var. padifolia (Willd.) Torr. & A.Gray ex S.Watson
             Ilex verticillata (L.) A.Gray var. tenuifolia (Torr.) S.Watson
             Ilex verticillata (L.) A.Gray var. verticillata
             Prinos padifolius Willd.
             Prinos verticillatus L.
             Prinos verticillatus L. var. tenuifolius Torr.
Family: Araceae
  Genus: Arisaema
    Arisaema triphyllum (L.) Schott subsp. triphyllum*+
        Indian turnip, Jack-in-the-pulpit
             Arisaema atrorubens (Aiton) Blume
             Arisaema atrorubens (Aiton) Blume f. viride (Engl.) Fernald
             Arisaema atrorubens (Aiton) Blume f. zebrinum (Sims.) Fernald
             Arisaema triphyllum (L.) Schott f. viride (Engl.) Farw.
             Arisaema triphyllum (L.) Schott var. triphyllum
  Genus: Symplocarpus
    Symplocarpus foetidus (L.) Salisb. ex W.P.C.Barton*+
        skunk-cabbage
             Dracontium foetidum L.
             Spathyema foetida (L.) Raf.
Family: Araliaceae
  Genus: Aralia
    Aralia hispida Vent.*+
        bristly sarsaparilla
    Aralia nudicaulis L.*+
        wild sarsaparilla
    Aralia racemosa L.*+
        American spikenard, life-of-man
             Aralia racemosa L. subsp. racemosa
  Genus: Panax
    Panax quinquefolius L.*+
        American ginseng, ginseng
    Panax trifolius L.*+
        dwarf ginseng, groundnut
Family: Asclepiadaceae
  Genus: Asclepias
    Asclepias exaltata L.*+
        poke milkweed, tall milkweed
             Asclepias bicknellii Vail
             Asclepias phytolaccoides Pursh
    Asclepias incarnata L. subsp. incarnata*+
        swamp milkweed
             Asclepias incarnata L. var. incarnata
    Asclepias tuberosa L. subsp. interior*+
        butterfly milkweed, butterfly-weed, orange milkweed
             Asclepias tuberosa L. subsp. terminalis
             Asclepias tuberosa L. var. interior (Woodson) Shinners
Family: Aspleniaceae
Family: Asteraceae
  Genus: Achillea
    Achillea millefolium L.*+
        common yarrow, milfoil
    Achillea millefolium L. subsp. lanulosa+
        common yarrow, milfoil
             Achillea angustissima Rydb.
             Achillea aspleniifolia auct. non Vent.
             Achillea eradiata Piper
             Achillea gracilis Raf.
             Achillea lanulosa Nutt.
             Achillea lanulosa Nutt. f. peroutkyi F.C.Seymour
             Achillea lanulosa Nutt. f. rubicunda Farw.
             Achillea lanulosa Nutt. subsp. typica
             Achillea lanulosa Nutt. var. arachnoidea Lunell
             Achillea lanulosa Nutt. var. eradiata (Piper) M.Peck
             Achillea laxiflora Pollard & Cockerell
             Achillea millefolium L. f. rubicunda Farw. subsp. lanulosa
             Achillea millefolium L. subsp. occidentalis
             Achillea millefolium L. subsp. pallidotegula
             Achillea millefolium L. var. aspleniifolia (Vent.) Farw.
             Achillea millefolium L. var. gracilis Raf. ex DC.
             Achillea millefolium L. var. lanulosa (Nutt.) Piper
             Achillea millefolium L. var. occidentalis DC.
             Achillea millefolium L. var. rosea (Desf.) Torr. & A.Gray
             Achillea millefolium L. var. russeolata B.Boivin
             Achillea occidentalis (DC.) Raf. ex Rydb.
             Achillea rosea Desf.
             Achillea tomentosa Pursh, non L.
  Genus: Anaphalis
    Anaphalis margaritacea (L.) Benth. & Hook.f.*+
        pearly everlasting, western pearly everlasting
             Anaphalis margaritacea (L.) Benth. & Hook.f. subsp. angustior
             Anaphalis margaritacea (L.) Benth. & Hook.f. var. angustior (Miq.) Nakai
             Anaphalis margaritacea (L.) Benth. & Hook.f. var. intercedens Hara
             Anaphalis margaritacea (L.) Benth. & Hook.f. var. occidentalis Greene
             Anaphalis margaritacea (L.) Benth. & Hook.f. var. revoluta Suksd.
             Anaphalis margaritacea (L.) Benth. & Hook.f. var. subalpina A.Gray
             Anaphalis occidentalis (Greene) Heller
             Antennaria cinnamomea C.B.Clarke var. angustior Miq.
             Gnaphalium margaritaceum L.
  Genus: Antennaria
    Antennaria howellii Greene subsp. neodioica+
        field pussy-toes, Howell's pussy-toes
             Antennaria neglecta Greene var. attenuata (Fernald) Cronquist
             Antennaria neglecta Greene var. neodioica (Greene) Cronquist
             Antennaria neodioica Greene
             Antennaria neodioica Greene subsp. neodioica
             Antennaria neodioica Greene var. attenuata Fernald
             Antennaria neodioica Greene var. chlorophylla Fernald
             Antennaria neodioica Greene var. grandis Fernald
             Antennaria neodioica Greene var. interjecta Fernald
             Antennaria neodioica Greene var. typica Fernald
             Antennaria rhodantha Fernald
             Antennaria rupicola Fernald
             Antennaria russellii B.Boivin
    Antennaria parlinii Fernald subsp. fallax+
        Parlin's pussy-toes, plantain pussy-toes
             Antennaria ambigens (Greene) Fernald
             Antennaria ampla Bush
             Antennaria arkansana Greene
             Antennaria arnoglossa Greene var. ambigens Greene
             Antennaria bifrons Greene
             Antennaria brainerdii Greene
             Antennaria calophylla Greene
             Antennaria fallax Greene
             Antennaria fallax Greene var. calophylla (Greene) Fernald
             Antennaria farwellii Greene
             Antennaria greenei Bush
             Antennaria mesochora Greene
             Antennaria munda Fernald
             Antennaria obovata E.E.Nelson
             Antennaria occidentalis Greene
             Antennaria parlinii Fernald var. ambigens (Greene) Fernald
             Antennaria parlinii Fernald var. farwellii (Greene) B.Boivin
             Antennaria plantaginifolia (L.) Richardson var. ambigens (Greene) Cronquist
             Antennaria umbellata Greene
    Antennaria parlinii Fernald subsp. parlinii+
        Parlin's pussy-toes, plantain pussy-toes
             Antennaria arnoglossa Greene
             Antennaria parlinii Fernald var. arnoglossa (Greene) Fernald
             Antennaria plantaginifolia (L.) Richardson var. arnoglossa (Greene) Cronquist
             Antennaria plantaginifolia (L.) Richardson var. parlinii (Fernald) Cronquist
    Antennaria plantaginifolia (L.) Richardson*+
        plantain pussy-toes, plantain-leaved pussy-toes, woman's-tobacco
             Antennaria caroliniana Rydb.
             Antennaria decipiens Greene
             Antennaria denikeana B.Boivin
             Antennaria nemoralis Greene
             Antennaria petiolata Fernald
             Antennaria pinetorum Greene
             Antennaria plantaginifolia (L.) Richardson var. petiolata (Fernald) A.Heller
             Antennaria plantaginifolia (L.) Richardson var. plantaginifolia
             Gnaphalium plantaginifolium L.
  Genus: Artemisia
    Artemisia campestris L. subsp. caudata*+
        field sage-wort, field wormwood
             Artemisia campestris L. var. caudata (Michx.) E.J.Palmer & Steyerm.
             Artemisia caudata Michx.
             Artemisia caudata Michx. var. calvens Lunell
             Artemisia forwoodii S.Watson
             Oligosporus campestris (L.) Cass. subsp. caudatus
  Genus: Aster
    Aster borealis (Torr. & A.Gray) Prov.*+
        northern bog aster, rush aster
             Aster franklinianus Rydb.
             Aster junceus auct. non Aiton
             Aster junciformis Rydb.
             Aster laxifolius Lindl. var. borealis Torr. & A.Gray
             Aster laxifolius Nees var. laetiflorus Torr. & A.Gray
             Symphyotrichum boreale (Torr. & A.Gray) A.Löve & D.Löve
    Aster ciliolatus Lindl.*+
        Lindley's aster, northern heart-leaved aster
             Aster ciliolatus Lindl. var. ciliolatus
             Aster lindleyanus Torr. & A.Gray
             Aster saundersii E.S.Burgess
             Symphyotrichum ciliolatum (Lindl.) A.Löve & D.Löve
    Aster cordifolius L.*+
        common blue heart-leaved aster, common blue wood aster
             Aster cordifolius L. subsp. cordifolius
             Aster cordifolius L. var. cordifolius
             Aster cordifolius L. var. moratus (Shinners) Shinners
             Aster finkii Rydb. var. moratus Shinners
             Symphyotrichum cordifolium (L.) G.L.Nesom
    Aster laevis L. var. laevis *+
        smooth aster, smooth blue aster
             Aster laevis L. f. amplifolius (Porter) Fernald
             Aster laevis L. f. latifolius (Porter) Shinners
             Aster laevis L. f. purpurascens (Farw.) Shinners
             Aster laevis L. var. amplifolius Porter
             Aster laevis L. var. falcatus Farw.
             Aster laevis L. f. purpurascens Farw. var. falcatus Farw.
             Aster laevis L. var. latifolius Porter
             Aster laevis L. var. thyrsoideus Farw.
             Symphyotrichum laeve (L.) A.Löve & D.Löve
             Symphyotrichum laeve (L.) A.Löve & D.Löve var. laeve
    Aster lanceolatus Willd. var. lanceolatus +
        eastern lined aster, marsh aster, panicled aster, white panicle aster
             Aster bellidiflorus Willd.
             Aster lamarckianus Nees
             Aster lanceolatus Willd. subsp. lanceolatus
             Aster lanceolatus Willd. var. lanceolatus subsp. lanceolatus
             Aster laxus Willd.
             Aster paniculatus Lam.
             Aster paniculatus Lam. var. bellidiflorus (Willd.) E.S.Burgess
             Aster simplex Willd. var. estuarinus B.Boivin
             Aster simplex Willd. var. ramosissimus (Torr. & A.Gray) Cronquist
             Aster tenuifolius sensu Torr. & A.Gray var. ramosissimus Torr. & A.Gray
             Symphyotrichum lanceolatum (Willd.) G.L.Nesom
             Symphyotrichum lanceolatum (Willd.) G.L.Nesom subsp. lanceolatum
             Symphyotrichum lanceolatum (Willd.) G.L.Nesom var. lanceolatum subsp. lanceolatum
    Aster macrophyllus L.*+
        big-leaved aster, large-leaved aster
             Aster ianthinus E.S.Burgess
             Aster macrophyllus L. f. eglandulosus Shinners
             Aster macrophyllus L. var. excelsior E.S.Burgess
             Aster macrophyllus L. var. ianthinus (E.S.Burgess) Fernald
             Aster macrophyllus L. var. macrophyllus
             Aster macrophyllus L. var. pinguifolius E.S.Burgess
             Aster macrophyllus L. var. sejunctus E.S.Burgess
             Aster macrophyllus L. var. velutinus E.S.Burgess
             Aster riciniatus E.S.Burgess
             Aster roscidus E.S.Burgess
             Aster violaris E.S.Burgess
             Eurbia macrophylla (L.) Cass.
    Aster oolentangiensis Riddell*+
        azure aster, prairie heart-leaved aster, sky-blue aster
             Aster azureus Lindl.
             Aster azureus Lindl. f. incarnatus Farw.
             Aster oolentangiensis Riddell var. oolentangiensis
             Symphyotrichum oolentagiense (Riddell) G.L.Nesom
             Symphyotrichum oolentangiense (Riddell) G.L.Nesom var. oolentangiense
    Aster sagittifolius Wedem. ex Willd.*+
        arrow-leaved aster
             Aster cordifolius L. subsp. sagittifolius
             Aster cordifolius L. var. sagittifolius (Wedem. ex Willd.) A.G.Jones
             Aster hirtellus Lindl. ex DC.
             Aster sagittifolius Wedem. ex Willd. f. hirtellus (Lindl. ex DC.) Shinners
             Aster sagittifolius Wedem. ex Willd. var. glomerellus Farw.
             Aster sagittifolius Wedem. ex Willd. var. urophyllus (Lindl.) E.S.Burgess
             Aster urophyllus Lindl.
             Aster urophyllus Lindl. var. glomerellus Farw.
             Symphyotrichum urophyllum (Lindl.) G.L.Nesom
    Aster umbellatus Mill. var. umbellatus +
        flat-top aster, parasol aster, tall flat-topped white aster
             Doellingeria umbellata (Mill.) Nees
             Doellingeria umbellata (Mill.) Nees var. umbellata
  Genus: Bidens
    Bidens cernuus L.*+
        nodding beggar-ticks, nodding bur-marigold
             Bidens cernuus L. f. discoideus (Wimm. & Grab.) Briq. & Cavill.
             Bidens cernuus L. f. minimus (Huds.) Larss.
             Bidens cernuus L. var. dentatus (Nutt.) B.Boivin
             Bidens cernuus L. var. ellipticus Wiegand
             Bidens cernuus L. var. integrus Wiegand
             Bidens cernuus L. var. minimus (Huds.) Pursh
             Bidens cernuus L. var. oligodontus Fernald & H.St.John
             Bidens cernuus L. var. radiatus DC.
             Bidens glaucescens Greene
             Bidens minimus Huds.
  Genus: Cirsium
    Cirsium discolor (Muhl. ex Willd.) Spreng.*+
        field thistle, pasture thistle, prairie thistle
             Carduus discolor (Muhl. ex Willd.) Nutt.
             Cirsium discolor (Muhl. ex Willd.) Spreng. f. albiflorum (Britton) House
  Genus: Conyza
    Conyza canadensis (L.) Cronquist var. canadensis *+
        Canadian horseweed, fleabane, hogweed
             Erigeron canadensis L.
             Erigeron canadensis L. f. coloratus Fassett
             Leptilon canadense (L.) Britton
  Genus: Crepis
    Crepis tectorum L.*+
        hawk's-beard, narrow-leaved hawk's-beard
  Genus: Erechtites
    Erechtites hieracifolia (L.) Raf. ex DC. var. hieracifolia *+
        American burn-weed, fireweed
             Erechtites hieracifolia (L.) Raf. ex DC. var. intermedia Fernald
             Erechtites hieracifolia (L.) Raf. ex DC. var. praealta (Raf.) Fernald
             Erechtites hieracifolia (L.) Raf. ex DC. var. typica Fernald
             Senecio hieracifolius L.
  Genus: Erigeron
    Erigeron annuus (L.) Pers.*+
        annual fleabane, eastern daisy fleabane
             Erigeron annuus (L.) Pers. f. discoideus Vict. & J.Rousseau
             Erigeron annuus (L.) Pers. var. discoideus (Vict. & J.Rousseau) Cronquist
    Erigeron philadelphicus L.*+
        common fleabane, marsh fleabane, Philadelphia daisy
    Erigeron strigosus Muhl. ex Willd.*+
        daisy fleabane, prairie fleabane, rough fleabane
    Erigeron strigosus Muhl. ex Willd. var. strigosus +
        daisy fleabane, prairie fleabane, rough fleabane
             Doronicum ramosum Walter
             Erigeron annuus (L.) Pers. subsp. strigosus
             Erigeron ramosus (Walter) Britton, Sterns & Poggenb.
             Erigeron strigosus Muhl. ex Willd. f. discoideus (Robbins ex A.Gray) Fernald
             Erigeron strigosus Muhl. ex Willd. var. beyrichii (Fisch. & C.A.Mey.) Torr & A.Gray
             Erigeron strigosus Muhl. ex Willd. var. discoideus Robbins ex A.Gray
             Erigeron strigosus Muhl. ex Willd. var. eligulatus Cronquist
             Erigeron strigosus Muhl. ex Willd. var. typicus Cronquist
             Erigeron traversii Shinners
             Stenactis annua (L.) Nees subsp. strigosa
             Stenactis beyrichii Fisch. & C.A.Mey.
             Stenactis strigosa (Muhl. ex Willd.) DC.
  Genus: Eupatorium
    Eupatorium maculatum L.*+
        spotted Joe-Pye-weed
    Eupatorium perfoliatum L. var. perfoliatum *+
        boneset, common boneset, thoroughwort
             Eupatorium perfoliatum L. f. perfoliatum
             Eupatorium perfoliatum L. f. purpureum Britton
             Eupatorium perfoliatum L. f. trifolium Fassett
             Eupatorium perfoliatum L. f. truncatum (Muhl. ex Willd.) Fassett
    Eupatorium rugosum Houtt. var. rugosum *+
        white snakeroot
             Ageratina altissima (L.) R.M.King & H.Rob.
             Ageratum altissimum L., non Eupatorium altissimum L.
             Ageratina altissima (L.) R.M.King & H.Rob. var. altissima
             Eupatorium rugosum Houtt. var. chlorolepis Fernald
             Eupatorium rugosum Houtt. var. tomentellum (B.L.Rob.) S.F.Blake
             Eupatorium rugosum Houtt. var. villicaule (Fernald) S.F.Blake
             Eupatorium urticaefolium Reichard
             Eupatorium urticaefolium Reichard var. tomentellum B.L.Rob.
  Genus: Euthamia
    Euthamia graminifolia (L.) Nutt. var. graminifolia *+
        common flat-topped goldenrod, grass-leaved goldenrod
             Chrysocoma graminifolia L.
             Euthamia floribunda Greene
             Euthamia graminifolia (L.) Nutt. var. nuttallii (Greene) W.Stone
             Euthamia nuttallii Greene
             Solidago graminifolia (L.) Salisb.
             Solidago graminifolia (L.) Salisb. var. graminifolia
             Solidago graminifolia (L.) Salisb. var. nuttallii (Greene) Fernald
             Solidago graminifolia (L.) Salisb. var. polycephala (Fernald) Fernald
             Solidago graminifolia (L.) Salisb. var. typica Rosend. & Cronquist
             Solidago hirtella (Greene) Bush
             Solidago nuttallii (Greene) Bush
             Solidago polycephala Fernald
  Genus: Gnaphalium
    Gnaphalium obtusifolium L. var. obtusifolium *+
        cat's-foot, fragrant cudweed, old-field-balsam, old-field cudweed, rabbit-tobacco
             Pseudognaphalium obtusifolium (L.) Hilliard & B.L.Burtt
             Pseudognaphalium obtusifolium (L.) Hilliard & B.L.Burtt subsp. obtusifolium
  Genus: Helenium
    Helenium autumnale L. var. autumnale *+
        common sneezeweed
             Helenium altissimum Link
             Helenium autumnale L. var. canaliculatum (Lam.) Torr. & A.Gray
             Helenium canaliculatum Lam.
             Helenium latifolium Mill.
  Genus: Helianthus
    Helianthus giganteus L.*+
        giant sunflower, swamp sunflower, tall sunflower
             Helianthus alienus E.Watson
             Helianthus borealis E.Watson
             Helianthus exasperatus E.Watson
             Helianthus giganteus L. subsp. alienus
             Helianthus giganteus L. var. subtuberosus Britton
             Helianthus membranaceus E.Watson
             Helianthus nuttallii Torr. & A.Gray var. subtuberosus (Britton) B.Boivin
             Helianthus subtuberosus (Britton) Britton
             Helianthus validus E.Watson
    Helianthus occidentalis Riddell subsp. occidentalis*+
        few-leaved sunflower, naked-stemmed sunflower, western sunflower
             Helianthus dowellianus M.A.Curtis
             Helianthus occidentalis Riddell var. dowellianus (M.A.Curtis) Torr. & A.Gray
             Helianthus occidentalis Riddell var. occidentalis
    Helianthus strumosus L.*+
        pale-leaved woodland sunflower, rough-leaved sunflower
             Helianthus montanus E.Watson
             Helianthus saxicola Small
  Genus: Heliopsis
    Heliopsis helianthoides (L.) Sweet var. scabra (Dunal) Fernald+
        false sunflower, ox-eye, sunflower-everlasting
             Heliopsis helianthoides (L.) Sweet subsp. occidentalis
             Heliopsis helianthoides (L.) Sweet subsp. scabra
             Heliopsis helianthoides (L.) Sweet var. occidentalis (T.R.Fisher) Steyerm.
             Heliopsis minor (Hook.) C.Mohr
             Heliopsis scabra Dunal
  Genus: Hieracium
    Hieracium aurantiacum L.*+
        devil's-paintbrush, grim-the-collier, orange hawkweed, red daisy
    Hieracium kalmii L.*+
        Canada hawkweed, Kalm's hawkweed
             Hieracium canadense Michx.
             Hieracium canadense Michx. var. canadense
             Hieracium canadense Michx. var. fasciculatum (Pursh) Fernald
             Hieracium columbianum Rydb.
             Hieracium kalmii L. var. fasciculatum (Pursh) Lepage
             Hieracium kalmii L. var. kalmii
             Hieracium kalmii L. var. subintegrum (Lepage) Lepage
             Hieracium scabriusculum Schwein. var. columbianum (Rydb.) Lepage
             Hieracium umbellatum L. var. canadense (Michx.) Breitung
             Hieracium umbellatum L. var. scabriusculum Farw.
    Hieracium longipilum Torr. ex Hook.*+
        hairy hawkweed, long-beard hawkweed, long-haired hawkweed, prairie hawkweed
    Hieracium piloselloides Vill.*+
        glaucous king-devil, tall hawkweed
             Hieracium florentinum All.
    Hieracium scabrum Michx.*+
        rough hawkweed, sticky hawkweed
             Hieracium scabrum Michx. var. scabrum
             Hieracium scabrum Michx. var. tonsum Fernald & H.St.John
  Genus: Krigia
    Krigia biflora (Walter) S.F.Blake*+
        false-dandelion, orange dwarf-dandelion
    Krigia biflora (Walter) S.F.Blake subsp. glandulifera+
        false-dandelion, orange dwarf-dandelion
             Krigia biflora (Walter) S.F.Blake f. glandulifera Fernald
  Genus: Lactuca
    Lactuca biennis (Moench) Fernald*+
        tall blue lettuce, woodland lettuce
             Lactuca biennis (Moench) Fernald f. aurea (Jenn.) Fernald
             Lactuca biennis (Moench) Fernald f. integrifolia (Torr. & A.Gray) Fernald
             Lactuca spicata auct. non (Lam.) Hitchc.
             Lactuca spicata (Lam.) Hitchc. var. integrifolia (Torr. & A.Gray) Britton
             Mulgedium spicatum auct. non (Lam.) Small
             Mulgedium spicatum (Lam.) Small var. integrifolium (Torr. & A.Gray) Small
             Sonchus biennis Moench
    Lactuca canadensis L.*+
        Canada lettuce, tall lettuce, tall wild lettuce, wild lettuce
             Lactuca canadensis L. var. canadensis
             Lactuca canadensis L. var. integrifolia (Bigelow) Torr. & A.Gray
             Lactuca canadensis L. var. latifolia Kuntze
             Lactuca canadensis L. f. exauriculata Wiegand var. latifolia Kuntze
             Lactuca canadensis L. var. longifolia (Michx.) Farw.
             Lactuca canadensis L. f. angustipes (Wiegand) Farw. var. longifolia (Michx.) Farw.
             Lactuca canadensis L. var. obovata Wiegand
             Lactuca canadensis L. var. spinulosa Jenn.
             Lactuca canadensis L. var. typica Wiegand
             Lactuca canadensis L. f. angustipes Wiegand var. typica Wiegand
             Lactuca sagittifolia Elliott
  Genus: Liatris
    Liatris aspera Michx.*+
        lacerate blazing-star, rough blazing-star, tall gay-feather
             Lacinaria aspera (Michx.) Greene
             Liatris aspera Michx. f. benkei (J.F.Macbr.) Fernald
             Liatris aspera Michx. var. aspera
             Liatris aspera Michx. var. intermedia (Lunell) Gaiser
             Liatris aspera Michx. var. typica Gaiser
             Liatris scariosa (L.) Willd. f. benkei J.F.Macbr.
    Liatris cylindracea Michx.*+
        cylindrical blazing-star, few-headed blazing-star
             Lacinaria cylindracea (Michx.) Kuntze
             Liatris cylindracea Michx. f. bartelii Steyerm.
             Liatris cylindracea Michx. var. solitaria MacMill.
  Genus: Megalodonta
    Megalodonta beckii (Torr. ex Spreng.) Greene*+
        water beggar-ticks, water-marigold
             Bidens beckii Torr. ex Spreng.
  Genus: Packera
    Packera aurea (L.) A.Löve & D.Löve*+
        golden ragwort, heart-leaved groundsel
             Senecio aureus L.
             Senecio aureus L. var. aquilonius Fernald
             Senecio aureus L. var. gracilis (Pursh) Hook.
             Senecio aureus L. var. intercursus Fernald
             Senecio gracilis Pursh
  Genus: Petasites
    Petasites frigidus (L.) Fr. var. palmatus (Aiton) Cronquist*+
        Arctic sweet-colt's-foot, northern sweet-colt's-foot
             Nardosmia arctica (Porsild) A.Löve & D.Löve
             Petasites frigidus (L.) Fr. subsp. palmatus
             Petasites arcticus Porsild
             Petasites frigidus (L.) Fr. subsp. arcticus
             Petasites hookerianus (Nutt.) Rydb.
             Petasites palmatus (Aiton) A.Gray
             Petasites speciosus (Nutt.) Piper
             Tussilago palmata Aiton
  Genus: Prenanthes
    Prenanthes alba L.*+
        lion's-foot, rattlesnake-root, white-lettuce
             Nabalus albus (L.) Hook.
  Genus: Rudbeckia
    Rudbeckia hirta L. var. pulcherrima Farw.*+
        black-eyed Susan
             Rudbeckia bicolor Nutt.
             Rudbeckia hirta L. var. corymbifera Fernald
             Rudbeckia hirta L. var. lanceolata (Bisch.) Core
             Rudbeckia hirta L. var. sericea (T.V.Moore) Fernald
             Rudbeckia hirta L. var. serotina (Nutt.) Core
             Rudbeckia lanceolata Bisch.
             Rudbeckia longipes T.V.Moore
             Rudbeckia serotina Nutt.
             Rudbeckia sericea T.V.Moore
             Rudbeckia serotina Nutt. var. corymbifera (Fernald) Fernald & B.G.Schub.
             Rudbeckia serotina Nutt. var. lanceolata (Bisch.) Fernald & B.G.Schub.
             Rudbeckia serotina Nutt. var. sericea (T.V.Moore) Fernald & B.G.Schub.
    Rudbeckia laciniata L. var. laciniata +
        cut-leaved coneflower, wild golden-glow
  Genus: Silphium
    Silphium perfoliatum L. var. perfoliatum *+
        cup-plant
  Genus: Solidago
    Solidago canadensis L.*+
        Canadian goldenrod, common goldenrod
    Solidago canadensis L. var. hargeri Fernald+
        Canadian goldenrod, Harger's goldenrod
             Solidago canadensis L. var. gilvocanescens Rydb., misapplied
    Solidago flexicaulis L.*+
        broad-leaved goldenrod, zigzag goldenrod
             Solidago latifolia L.
    Solidago gigantea Aiton*+
        giant goldenrod, late goldenrod, smooth goldenrod
             Aster latissimifolius (Mill.) Kuntze var. serotinus Kuntze
             Solidago gigantea Aiton subsp. serotina
             Solidago gigantea Aiton var. gigantea
             Solidago gigantea Aiton var. leiophylla Fernald
             Solidago gigantea Aiton var. pitcheri (Nutt.) Shinners
             Solidago gigantea Aiton var. serotina (Kuntze) Cronquist
             Solidago gigantea Aiton var. shinnersii Beaudry
             Solidago pitcheri Nutt.
             Solidago serotina Aiton, non Retz.
             Solidago serotinoides A.Löve & D.Löve
             Solidago serotina Aiton var. gigantea (Aiton) A.Gray
             Solidago shinnersii (Beaudry) Beaudry
             Solidago X leiophallax Friesner X
    Solidago juncea Aiton*+
        early goldenrod
             Solidago arguta Aiton var. scabrella Torr. & A.Gray
             Solidago juncea Aiton f. juncea
             Solidago juncea Aiton f. scabrella (Torr. & A.Gray) Fernald
             Solidago juncea Aiton var. scabrella (Torr. & A.Gray) A.Gray
    Solidago nemoralis Aiton*+
        dyer's-weed goldenrod, gray goldenrod, old-field goldenrod
    Solidago nemoralis Aiton subsp. nemoralis+
        dyer's-weed goldenrod, field goldenrod, gray goldenrod, old-field goldenrod
             Solidago nemoralis Aiton subsp. haleana
             Solidago nemoralis Aiton var. haleana Fernald
             Solidago nemoralis Aiton var. nemoralis
             Solidago nemoralis Aiton var. typica Rosend. & Cronquist
    Solidago ptarmicoides (Nees) B.Boivin*+
        prairie goldenrod, upland white goldenrod
             Aster ptarmicoides (Nees) Torr. & A.Gray
             Aster ptarmicoides (Nees) Torr. & A.Gray var. georgianus A.Gray
             Doellingeria ptarmicoides Nees
             Inula alba Nutt.
             Oligoneuron album (Nutt.) G.L.Nesom
             Unamia alba (Nutt.) Rydb.
             Unamia ptarmicoides (Nees) Greene
    Solidago speciosa Nutt.*+
        showy goldenrod
    Solidago speciosa Nutt. var. rigidiuscula Torr. & A.Gray+
        showy goldenrod
             Solidago rigidiuscula (Torr. & A.Gray) Porter
             Solidago speciosa Nutt. var. angustata Torr. & A.Gray
    Solidago uliginosa Nutt.*+
        northern bog goldenrod
             Solidago chrysolepis Fernald
             Solidago humilis Pursh var. peracuta Fernald
             Solidago linoides Torr. & A.Gray
             Solidago neglecta Torr. & A.Gray
             Solidago purshii Porter
             Solidago uliginosa Nutt. var. linoides (Torr. & A.Gray) Fernald
             Solidago uliginosa Nutt. var. neglecta (Torr. & A.Gray) Fernald
             Solidago uliginosa Nutt. var. peracuta (Fernald) Friesner
             Solidago uliginosa Nutt. var. uliginosa
             Solidago uniligulata (DC.) Porter
             Solidago uniligulata (DC.) Porter var. neglecta (Torr. & A.Gray) Fernald
  Genus: Sonchus
    Sonchus arvensis L. var. glabrescens Günther, Grab. & Wimm.*+
        marsh sow-thistle
             Sonchus arvensis L. subsp. uliginosus
             Sonchus uliginosus M.Bieb.
  Genus: Tanacetum
    Tanacetum vulgare L.*+
        common tansy, golden-buttons, tansy
             Chrysanthemum vulgare (L.) Bernh.
             Tanacetum vulgare L. f. crispum (L.) Fernald
             Tanacetum vulgare L. var. crispum L.
  Genus: Tragopogon
    Tragopogon dubius Scop.*+
        fistulous goat's-beard, greater sand goat's-beard, yellow salsify
             Tragopogon dubius Scop. subsp. major
             Tragopogon major Jacq.
Family: Balsaminaceae
  Genus: Impatiens
    Impatiens capensis Meerb.*+
        orange jewelweed, orange touch-me-not, spotted touch-me-not
             Impatiens biflora Walter
             Impatiens capensis Meerb. f. immaculata (Weath.) Fernald & B.G.Schub.
             Impatiens fulva Nutt.
             Impatiens noli-tangere L. subsp. biflora
             Impatiens nortonii Rydb.
Family: Berberidaceae
  Genus: Caulophyllum
    Caulophyllum thalictroides (L.) Michx.*+
        blue cohosh, papoose-root, squaw-root
             Caulophyllum thalictroides (L.) Michx. var. thalictroides
             Leontice thalictroides L.
  Genus: Podophyllum
    Podophyllum peltatum L.*+
        May-apple, wild mandrake
             Podophyllum peltatum L. f. aphyllum Plitt
             Podophyllum peltatum L. f. biltmoreanum Steyerm.
             Podophyllum peltatum L. f. deamii Raymond
             Podophyllum peltatum L. f. polycarpum (Clute) Plitt
Family: Betulaceae
  Genus: Alnus
    Alnus incana (L.) Moench subsp. rugosa*+
        mountain alder, speckled alder, swamp alder
             Alnus glauca Michx.
             Alnus incana (L.) Moench f. tomophylla Fernald
             Alnus incana (L.) Moench var. americana Regel
             Alnus rugosa (Du Roi) Spreng.
             Alnus rugosa (Du Roi) Spreng. var. americana (Regel) Fernald
             Alnus rugosa (Du Roi) Spreng. var. tomophylla (Fernald) Fernald
             Betula alnus L. var. rugosa Du Roi
  Genus: Betula
    Betula papyrifera Marshall*+
        canoe birch, paper birch, white birch
             Betula alba L. var. elobata Fernald
             Betula alba L. var. papyrifera (Marshall) Spach
             Betula papyracea Aiton
             Betula papyrifera Marshall var. elobata (Fernald) Sarg.
             Betula papyrifera Marshall var. macrostachya Fernald
             Betula papyrifera Marshall var. papyrifera
             Betula papyrifera Marshall var. pensilis Fernald
             Betula papyrifera Marshall var. commutata (Regel) Fernald
             Betula papyrifera Marshall var. subcordata (Rydb.) Sarg.
             Betula subcordata Rydb.
    Betula pumila L.*+
        bog birch, dwarf birch, swamp birch
             Betula borealis Spach
             Betula glandulifera (Regel) B.T.Butler
             Betula glandulosa Michx. var. glandulifera (Regel) Gleason
             Betula glandulosa Michx. var. hallii (T.J.Howell) C.L.Hitchc.
             Betula hallii T.J.Howell
             Betula nana L. var. glandulifera (Regel) B.Boivin
             Betula pubescens Ehrh. subsp. borealis
             Betula pumila L. var. glandulifera Regel
             Betula pumila L. var. glabra Regel
             Betula pumila L. var. pumila
             Betula pumila L. var. renifolia Fernald
  Genus: Carpinus
    Carpinus caroliniana Walter subsp. virginiana*+
        American hornbeam, blue-beech, hornbeam, ironwood
             Carpinus betulus L. var. virginiana Marshall
             Carpinus caroliniana Walter var. virginiana (Marshall) Fernald
             Carpinus virginiana (Marshall) Sudw. 1893, not Miller 1768
  Genus: Corylus
    Corylus americana Walter*+
        American hazelnut
             Corylus americana Walter f. missouriensis (A.DC.) Fernald
             Corylus americana Walter var. altior Fernald
             Corylus americana Walter var. indehiscens E.J.Palmer & Steyerm.
             Corylus americana Walter var. missourensis A.DC.
    Corylus cornuta Marshall subsp. cornuta*+
        beaked hazelnut
             Corylus cornuta Marshall var. cornuta
             Corylus cornuta Marshall var. megaphylla Vict. & J.Rousseau
             Corylus rostrata Aiton
Family: Boraginaceae
  Genus: Lithospermum
    Lithospermum canescens (Michx.) Lehm.*+
        hoary puccoon
             Batschia canescens Michx.
    Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. subsp. croceum*+
        Carolina puccoon, hairy puccoon, plains puccoon
             Batschia gmelinii Michx.
             Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. var. croceum (Fernald) Cronquist
             Lithospermum croceum Fernald
             Lithospermum gmelinii (Michx.) Hitchc.
Family: Brassicaceae
  Genus: Arabis
    Arabis glabra (L.) Bernh.*+
        tower mustard, tower rock-cress
             Arabis glabra (L.) Bernh. var. glabra
             Turritis glabra L.
    Arabis lyrata L.*+
        lyrate rock-cress, sand cress
             Arabis ambigua DC. var. glabra DC.
             Arabis lyrata L. var. glabra (DC.) M.Hopkins
             Arabis lyrata L. var. lyrata
             Arabis lyrata L. var. occidentalis S.Watson
             Arabis lyrata L. var. typica M.Hopkins
             Arabis lyrata L. f. parvisiliqua M.Hopkins var. typica M.Hopkins
    Arabis missouriensis Greene*+
        green rock-cress, Missouri rock-cress
             Arabis laevigata (Muhl. ex Willd.) Poir. var. missouriensis (Greene) Ahles
             Arabis missouriensis Greene var. deamii (M.Hopkins) M.Hopkins
             Arabis viridis Harger
             Arabis viridis Harger var. deamii M.Hopkins
  Genus: Berteroa
    Berteroa incana (L.) DC.*+
        hoary false madwort, hoary-alyssum
             Alyssum incanum L.
  Genus: Capsella
    Capsella bursa-pastoris (L.) Medik.*+
        shepherd's-purse
             Bursa bursa-pastoris (L.) Britton
             Bursa bursa-pastoris (L.) Britton var. bifida Crép.
             Bursa gracilis Gren.
             Bursa rubella (Reut.) Druce
             Capsella bursa-pastoris (L.) Medik. f. arachnoidea Hus
             Capsella rubella Reut.
             Thlaspi bursa-pastoris L.
  Genus: Cardamine
    Cardamine diphylla (Michx.) A.W.Wood*+
        broad-leaved toothwort, crinkle-root
             Dentaria diphylla Michx.
             Dentaria incisa Small
    Cardamine parviflora L. var. arenicola (Britton) O.E.Schulz*+
        dry-land bitter-cress, sand bitter-cress, small-flowered bitter-cress
             Cardamine arenicola Britton
    Cardamine pensylvanica Muhl. ex Willd.*+
        Pennsylvania bitter-cress
             Cardamine hirsuta L. var. pensylvanica Muhl. ex Willd.
             Cardamine pensylvanica Muhl. ex Willd. var. brittoniana Farw.
  Genus: Lepidium
    Lepidium densiflorum Schrad.*+
        prairie pepper-weed, small peppergrass
    Lepidium densiflorum Schrad. var. densiflorum +
        prairie pepper-weed, small peppergrass
             Lepidium apetulum auct. non Willd.
             Lepidium densiflorum Schrad. var. typicum Thell.
             Lepidium neglectum Thell.
             Lepidium texanum Buckley
  Genus: Sinapis
    Sinapis arvensis L.*+
        California rape, charlock mustard
             Brassica arvensis (L.) Rabenh.
             Brassica kaber (DC.) L.C.Wheeler
             Brassica kaber (DC.) L.C.Wheeler var. pinnatifida (Stokes) L.C.Wheeler
             Brassica kaber (DC.) L.C.Wheeler var. schkuhriana (Rchb.) L.C.Wheeler
Family: Cabombaceae
  Genus: Brasenia
    Brasenia schreberi J.F.Gmel.*+
        water-shield
             Brasenia peltata Pursh
Family: Campanulaceae
  Genus: Campanula
    Campanula aparinoides Pursh var. grandiflora Holz.+
        marsh bellflower
             Campanula aparinoides Pursh var. uliginosa (Rydb.) Gleason
             Campanula uliginosa Rydb.
    Campanula rotundifolia L.*+
        bluebell, bluebell bellflower, harebell
             Campanula alaskana (A.Gray) W.Wight ex J.P.Anderson
             Campanula dubia A.DC.
             Campanula heterodoxa Bong.
             Campanula intercedens Witasek
             Campanula petiolata A.DC.
             Campanula rotundifolia L. var. alaskana A.Gray
             Campanula rotundifolia L. var. intercedens (Witasek) Farw.
             Campanula rotundifolia L. var. lancifolia Mert. & W.D.J.Koch
             Campanula rotundifolia L. var. petiolata (A.DC.) J.K.Henry
             Campanula rotundifolia L. var. velutina A.DC.
             Campanula sacajaweana M.Peck
Family: Caprifoliaceae
  Genus: Diervilla
    Diervilla lonicera Mill.*+
        northern bush-honeysuckle
             Diervilla diervilla (L.) MacMill.
             Diervilla lonicera Mill. var. hypomalaca Fernald
             Diervilla lonicera Mill. var. lonicera
             Diervilla trifida Moench
  Genus: Linnaea
    Linnaea borealis L. subsp. americana*+
        twinflower
             Linnaea americana Forbes
             Linnaea borealis L. var. americana (Forbes) Rehder
  Genus: Lonicera
    Lonicera canadensis W.Bartram ex Marshall*+
        American fly honeysuckle
             Xylosteon ciliatum Pursh
    Lonicera dioica L. var. dioica +
        limber honeysuckle, mountain honeysuckle, red honeysuckle
             Lonicera dioica L. f. trifolia Vict. & Rolland var. dioica
    Lonicera dioica L. var. glaucescens (Rydb.) Butters+
        wild honeysuckle
             Lonicera glaucescens Rydb.
    Lonicera hirsuta Eaton*+
        hairy honeysuckle
             Lonicera hirsuta Eaton var. interior Gleason
  Genus: Sambucus
    Sambucus canadensis L. var. canadensis *+
        American elder, elderberry
             Sambucus canadensis L. var. laciniata A.Gray
             Sambucus nigra L. subsp. canadensis
    Sambucus racemosa L. var. pubens (Michx.) Koehne subsp. pubens*+
        red elderberry, red-berried elder, scarlet elderberry
             Sambucus pubens Michx.
             Sambucus pubens Michx. f. dissecta (Britton) Schwer.
             Sambucus racemosa L. var. pubens (Michx.) Koehne
  Genus: Symphoricarpos
    Symphoricarpos albus (L.) S.F.Blake var. albus +
        snowberry
             Symphoricarpos albus (L.) S.F.Blake var. pauciflorus (W.J.Robbins ex A.Gray) S.F.Blake
             Symphoricarpos pauciflorus W.J.Robbins ex A.Gray
             Symphoricarpos racemosus Michx.
             Symphoricarpos racemosus Michx. var. pauciflorus W.J.Robbins ex A.Gray
  Genus: Triosteum
    Triosteum aurantiacum E.P.Bicknell var. aurantiacum +
        early horse-gentian, orange-fruit horse-gentian
             Triosteum aurantiacum E.P.Bicknell f. glaucescens (Wiegand) F.C.Lane
             Triosteum aurantiacum E.P.Bicknell var. glaucescens Wiegand
             Triosteum perfoliatum L. var. aurantiacum (E.P.Bicknell) Wiegand
  Genus: Viburnum
    Viburnum acerifolium L.*+
        dockmackie, maple-leaved arrow-wood, maple-leaved viburnum
             Viburnum acerifolium L. f. collinsii Rouleau
             Viburnum acerifolium L. f. eburneum House
             Viburnum acerifolium L. f. ovatum Rehder
             Viburnum acerifolium L. var. acerifolium
    Viburnum lentago L.*+
        nannyberry, sheepberry
             Viburnum X vetteri Zabel X
    Viburnum rafinesquianum Schult.*+
        arrow-wood, downy arrow-wood
    Viburnum rafinesquianum Schult. var. affine (Bush ex C.K.Schneid.) House+
        arrow-wood, downy arrow-wood
             Viburnum affine Bush ex C.K.Schneid.
             Viburnum affine Bush ex C.K.Schneid. var. affine
             Viburnum affine Bush ex C.K.Schneid. var. australe (C.V.Morton) McAtee
             Viburnum australe C.V.Morton
Family: Caryophyllaceae
  Genus: Cerastium
    Cerastium nutans Raf.*+
        nodding chickweed
             Cerastium nutans Raf. var. nutans
  Genus: Saponaria
    Saponaria officinalis L.*+
        bouncing-bet, soapwort
             Lychnis saponaria Jess.
  Genus: Silene
    Silene latifolia Poir. subsp. alba*+
        bladder campion, white campion, white cockle
             Lychnis alba Mill.
             Lychnis pratensis Rafn
             Lychnis vespertina Sibth.
             Lychnis X loveae B.Boivin X
             Melandrium album (Mill.) Garcke
             Silene alba (Mill.) E.H.L.Krause
             Silene pratensis (Rafn) Godr. & Gren.
             Silene pratensis (Rafn) Godr. & Gren. subsp. pratensis
    Silene vulgaris (Moench) Garcke*+
        bladder-campion, maiden's-tears
             Oberna commutata (Guss.) Ikonn.
             Silene cucubalus Wibel
             Silene inflata (Salisb.) Sm.
             Silene latifolia (Mill.) Britten & Rendle
  Genus: Stellaria
    Stellaria aquatica (L.) Scop.*+
        giant chickweed, water chickweed
             Alsine aquatica (L.) Britton
             Cerastium aquaticum L.
             Malachium aquaticum (L.) Fr.
             Myosoton aquaticum (L.) Moench
    Stellaria longifolia Muhl. ex Willd.*+
        long-leaved stitchwort
Family: Celastraceae
  Genus: Celastrus
    Celastrus scandens L.*+
        American bittersweet, climbing bittersweet
Family: Ceratophyllaceae
  Genus: Ceratophyllum
    Ceratophyllum demersum L.*+
        coon's-tail, hornwort
             Ceratophyllum apiculatum Cham.
             Ceratophyllum demersum L. var. apiculatum (Cham.) Asch.
             Ceratophyllum demersum L. var. apiculatum (Cham.) Garcke
    Ceratophyllum echinatum A.Gray+
        prickly hornwort, spiny hornwort
             Ceratophyllum demersum L. var. echinatum (A.Gray) A.Gray
             Ceratophyllum submersum L. var. echinatum (A.Gray) Wilmot-Dear
Family: Cistaceae
  Genus: Helianthemum
    Helianthemum bicknellii Fernald*+
        Bicknell's rock-rose, hoary frostweed, rock-rose
             Crocanthemum bicknellii (Fernald) Barnhart
             Crocanthemum majus sensu Britton
  Genus: Lechea
    Lechea intermedia Legg. ex Britton var. intermedia *+
        intermediate pinweed, large-pod pinweed
             Lechea intermedia Legg. ex Britton var. typica Hodgdon
Family: Commelinaceae
  Genus: Tradescantia
    Tradescantia ohiensis Raf.*+
        blue-jacket, common spiderwort, smooth spiderwort
             Tradescantia canaliculata Raf.
             Tradescantia foliosa Small
             Tradescantia incarnata Small
             Tradescantia ohiensis Raf. var. foliosa (Small) MacRoberts
             Tradescantia reflexa Raf.
             Tradescantia reflexa Raf. f. albiflora Slavin & Nieuwl.
             Tradescantia reflexa Raf. f. lesteri Standl.
Family: Convolvulaceae
  Genus: Calystegia
    Calystegia sepium (L.) R.Br.*+
        hedge bindweed, hedge false bindweed
             Calystegia sepium (L.) R.Br. subsp. americana
             Calystegia sepium (L.) R.Br. subsp. angulata
             Calystegia sepium (L.) R.Br. subsp. sepium
             Calystegia sepium (L.) R.Br. var. angulata (Brummitt) N.H.Holmgren
             Calystegia sepium (L.) Pursh var. pubescens A.Gray
             Calystegia sepium (L.) R.Br. var. repens (L.) A.Gray
             Convolvulus nashii House
             Convolvulus repens L.
             Convolvulus sepium L.
             Convolvulus sepium L. var. americanus Sims
             Convolvulus sepium L. var. communis R.M.Tryon
             Convolvulus sepium L. var. repens (L.) A.Gray
             Convolvulus sepium L. var. sepium
    Calystegia spithamaea (L.) Pursh*+
        low bindweed, low false bindweed
             Calystegia spithamaea (L.) Pursh subsp. spithamaea
             Calystegia spithamaea (L.) Pursh subsp. stans
             Convolvulus sepium L. var. pubescens (A.Gray) Fernald
             Convolvulus spithamaeus L.
             Convolvulus spithamaeus L. subsp. spithamaeus
             Convolvulus spithamaeus L. subsp. stans
             Convolvulus spithamaeus L. var. pubescens (A.Gray) Fernald
             Convolvulus spithamaeus L. var. stans (Michx.) Fogelberg
             Convolvulus stans Michx.
Family: Cornaceae
  Genus: Cornus
    Cornus alternifolia L.f.*+
        alternate-leaved dogwood, pagoda dogwood
             Swida alternifolia (L.f.) Small
    Cornus canadensis L.*+
        bunchberry, bunchberry dogwood, dwarf cornel
             Chamaepericlymenum canadense (L.) Asch. & Graebn.
             Cornella canadensis (L.) Rydb.
             Cornus canadensis L. f. dutillyi Lepage
             Cornus canadensis L. f. elongata M.Peck
             Cornus canadensis L. var. dutillyi (Lepage) B.Boivin
             Cornus canadensis L. var. intermedia Farr
    Cornus racemosa Lam.*+
        gray dogwood, northern swamp dogwood, panicled dogwood
             Cornus candidissima Marshall, non Mill.
             Cornus foemina Mill., sensu Drescher (1933)
             Cornus foemina Mill. subsp. racemosa
             Cornus paniculata L'Hér.
             Swida racemosa (Lam.) Moldenke
    Cornus rugosa Lam.*+
        round-leaved dogwood
             Cornus circinata L'Hér.
             Swida rugosa (Lam.) Rydb.
Family: Cucurbitaceae
  Genus: Echinocystis
    Echinocystis lobata (Michx.) Torr. & A.Gray*+
        balsam-apple, wild-cucumber
             Micrampelis lobata (Michx.) Greene
             Sicyos lobata Michx.
Family: Cupressaceae
  Genus: Thuja
    Thuja occidentalis L.*+
        eastern arborvitae, northern white-cedar
Family: Cyperaceae
  Genus: Carex
    Carex albursina E.Sheld.*+
        blunt-scaled wood sedge, white bear sedge
             Carex laxiflora Lam. var. latifolia Boott
    Carex arcta Boott*+
        bear sedge, northern clustered sedge
             Carex canescens L. var. oregana L.H.Bailey
             Carex canescens L. var. polystachya Boott
             Carex heleonastes L.f. var. scabriuscula Kük.
             Carex kunzei Olney
    Carex arctata Boott*+
        drooping woodland sedge
             Carex arctata Boott var. faxonii L.H.Bailey
    Carex assiniboinensis W.Boott*+
        Assiniboine sedge
    Carex blanda Dewey*+
        common wood sedge, eastern woodland sedge, wood sedge
             Carex blanda Dewey var. blanda
             Carex laxiflora Lam. var. blanda (Dewey) Boott
    Carex bromoides Schkuhr ex Willd. subsp. bromoides*+
        brome-like sedge
             Carex bromoides Schkuhr ex Willd. var. bromoides
    Carex brunnescens (Pers.) Poir. subsp. sphaerostachya*+
        brownish sedge, green bog sedge
             Carex brunnescens (Pers.) Poir. var. gracilior Britton
             Carex brunnescens (Pers.) Poir. var. sphaerostachya (Tuck.) Kük.
             Carex buckleyi Dewey
             Carex canescens L. var. sphaerostachya Tuck.
             Carex canescens L. var. vitilis (Fr.) J.Carey
             Carex canescens L. var. vulgaris L.H.Bailey
             Carex sphaerostachya (Tuck.) Dewey
    Carex buxbaumii Wahlenb.*+
        Buxbaum's sedge
             Carex buxbaumii Wahlenb. f. heterostachya Andersson
             Carex buxbaumii Wahlenb. var. anticostensis Raymond
             Carex holmiana Mack.
             Carex polygama Schkuhr
    Carex canescens L.*+
        gray bog sedge, silvery sedge
    Carex cephaloidea (Dewey) Dewey*+
        clustered bracted sedge
             Carex muricata L. var. cephaloidea Dewey
             Carex sparganioides Muhl. ex Willd. var. cephaloidea (Dewey) J.Carey
    Carex comosa Boott*+
        bristly sedge
    Carex communis L.H.Bailey var. communis *+
        Colonial oak sedge, fibrous-root sedge
    Carex crawfordii Fernald*+
        Crawford's oval sedge, Crawford's sedge
             Carex crawfordii Fernald var. vigens Fernald
    Carex crinita Lam. var. crinita *+
        fringed sedge
             Carex crinita Lam. var. minor Boott
             Carex crinita Lam. var. morbida J.Carey
             Carex leonura Wahlenb.
    Carex debilis Michx. var. rudgei L.H.Bailey*+
        northern weak sedge, weak sedge, white-edge sedge
             Carex allegheniensis Mack.
             Carex debilis Michx. var. intercursa Fernald
             Carex debilis Michx. var. interjecta L.H.Bailey
             Carex debilis Michx. var. puberua A.Gray
             Carex debilis Michx. var. strictior L.H.Bailey
             Carex flexuosa Muhl. ex Willd.
             Carex tenuis Rudge
    Carex deflexa Hornem. var. deflexa *+
        northern oak sedge, northern sedge
             Carex deflexa Hornem. var. deanei L.H.Bailey
    Carex deweyana Schwein. var. deweyana *+
        Dewey's sedge
             Carex deweyana Schwein. subsp. deweyana
    Carex foenea Willd.*+
        bronze-headed oval sedge
             Carex aenea Fernald
             Carex foenea Willd. var. foenea
    Carex gracillima Schwein.*+
        graceful sedge, purple-sheathed graceful sedge
             Carex gracillima Schwein. var. macerrima Fernald & Wiegand
    Carex hirtifolia Mack.*+
        hairy sedge, hairy wood sedge, pubescent sedge
    Carex hystericina Muhl. ex Willd.*+
        bottlebrush sedge, porcupine sedge
             Carex hystricina Muhl. ex Willd. [orthographic "correction"]
    Carex interior L.H.Bailey*+
        inland sedge, inland star sedge
             Carex interior L.H.Bailey f. keweenawensis (F.J.Herm.) Fernald
             Carex interior L.H.Bailey subsp. charlestonensis
             Carex interior L.H.Bailey var. keweenawensis F.J.Herm.
             Carex scirpoides Sckuhr ex Willd., 1805, non Michx., 1803
    Carex intumescens Rudge*+
        greater bladder sedge, shining bur sedge, swollen sedge
             Carex intumescens Rudge var. fernaldii L.H.Bailey
             Carex intumescens Rudge var. intumescens
    Carex laxiculmis Schwein. var. laxiculmis +
        spreading sedge, weak-stemmed wood sedge
    Carex leptonervia (Fernald) Fernald*+
        few-nerved wood sedge, nerveless woodland sedge
             Carex laxiflora Lam. var. leptonervia Fernald
             Carex laxiflora Lam. var. varians L.H.Bailey
    Carex merritt-fernaldii Mack.*+
        Fernald's oval sedge, Fernald's sedge
             Carex brevior (Dewey) Mack. var. pseudofestucacea Farw.
    Carex muhlenbergii Schkuhr ex Willd. var. muhlenbergii +
        Muhlenberg's bracted sedge, Muhlenberg's sedge, sand bracted sedge, sand sedge
    Carex ormostachya Wiegand*+
        necklace-spike sedge, necklace-spike wood sedge
             Carex laxiflora Lam. var. ormostachya (Wiegand) Gleason
    Carex pedunculata Muhl. ex Willd.*+
        long-stalk sedge
    Carex pensylvanica Lam.*+
        common oak sedge, Pennsylvania sedge
             Carex marginata Willd.
             Carex pensylvanica Lam. var. glumabunda Peck
             Carex pensylvanica Lam. var. marginata (Willd.) Dewey
             Carex pensylvanica Lam. var. pensylvanica
             Carex stolonifera Schwein.
    Carex plantaginea Lam.*+
        plantain-leaved sedge, plantain-leaved wood sedge
    Carex retrorsa Schwein.*+
        deflexed bottlebrush sedge, knot-sheath sedge, retrorse sedge
    Carex rosea Schkuhr ex Willd.*+
        curly-styled wood sedge, rosy sedge, stellate sedge
             Carex convoluta Mack.
             Carex flaccidula Steud.
             Carex rosea Schkuhr ex Willd. var. pusilla Peck & Howe
    Carex scoparia Schkuhr ex Willd. var. scoparia *+
        broom sedge, lance-fruited oval sedge
    Carex siccata Dewey*+
        dry-spiked sedge, hay sedge, hillside sedge, running savanna sedge
             Carex foenea Willd., misapplied
    Carex sprengelii Dewey ex Spreng.*+
        long-beaked sedge, Sprengel's sedge
             Carex longirostris Torr., non Krock.
    Carex stipata Muhl. ex Willd. var. stipata *+
        common fox sedge, owl-fruit sedge
             Carex stipata Muhl. ex Willd. var. crassicurta Peck
             Carex stipata Muhl. ex Willd. var. subsecuta Peck
    Carex stricta Lam.*+
        common tussock sedge, hummock sedge, tussock sedge, uptight sedge
             Carex stricta Lam. var. curtissima Peck
             Carex stricta Lam. var. strictior (Dewey) J.Carey
             Carex stricta Lam. var. stricta
             Carex stricta Lam. var. xerocarpa (S.H.Wright) Britton
             Carex strictior Dewey
             Carex xerocarpa S.H.Wright
    Carex tonsa (Fernald) E.P.Bicknell var. rugosperma (Mack.) Crins+
        parachute sedge, wrinkled-seeded oak sedge
             Carex rugosperma Mack.
             Carex rugosperma Mack. var. rugosperma
             Carex umbellata sensu Fernald, non Schkuhr ex Willd.
    Carex tonsa (Fernald) E.P.Bicknell var. tonsa +
        shaved sedge, smooth-fruited oak sedge
             Carex rugosperma Mack. var. tonsa (Fernald) E.G.Voss
             Carex umbellata Schkuhr ex Willd. var. tonsa Fernald
    Carex vulpinoidea Michx.*+
        brown fox sedge, fox sedge
             Carex microsperma Wahlenb.
             Carex multiflora Willd.
             Carex multiflora Willd. var. microsperma (Wahlenb.) Dewey
             Carex scabior Dewey
             Carex setacea Dewey
             Carex vulpinoidea Michx. var. microsperma (Wahlenb.) Dewey
             Carex vulpinoidea Michx. var. pycnocephala F.J.Herm.
             Carex vulpinoidea Michx. var. scabrior (Dewey) A.W.Wood
             Carex vulpinoidea Michx. var. segregata Farw.
             Carex vulpinoidea Michx. var. setacea (Dewey) Kük.
    Carex woodii Dewey*+
        pretty sedge, Wood's stiff sedge
             Carex colorata Mack.
             Carex tetanica Schkuhr var. woodii (Dewey) A.W.Wood
  Genus: Cladium
    Cladium mariscoides (Muhl.) Torr.*+
        smooth sawgrass, twig-rush
             Mariscus mariscoides (Muhl.) Kuntze
             Schoenus mariscoides Muhl.
  Genus: Cyperus
    Cyperus bipartitus Torr.*+
        shining flat sedge, slender flat sedge
             Cyperus niger Ruiz & Pav. var. rivularis (Kunth) V.E.Grant
             Cyperus rivularis Kunth
             Pycreus rivularis (Kunth) Palla
    Cyperus lupulinus (Spreng.) Marcks subsp. macilentus*+
        Great Plains flat sedge, sand cyperus, slender sand sedge
             Cyperus filiculmis Vahl var. macilentus Fernald
             Cyperus macilentus (Fernald) E.P.Bicknell
             Mariscus filiculmis (Vahl) T.Koyama
    Cyperus strigosus L.*+
        false nut sedge, straw-colored cyperus
             Cyperus hansenii Britton
             Cyperus stenolepis Torr.
             Cyperus strigosus L. f. robustior Kunth
             Cyperus strigosus L. var. capitatus Boeck.
             Cyperus strigosus L. var. hansenii (Britton) Kük.
             Cyperus strigosus L. var. multiflorus Geise
             Cyperus strigosus L. var. robustior (Kunth) Britton
             Cyperus strigosus L. var. stenolepis (Torr.) Kük.
             Mariscus stenolepis (Torr.) C.B.Clarke
             Mariscus strigosus (L.) C.B.Clarke
  Genus: Dulichium
    Dulichium arundinaceum (L.) Britton var. arundinaceum *+
        pond sedge, three-way sedge
  Genus: Eleocharis
    Eleocharis acicularis (L.) Roem. & Schult.*+
        needle spike-rush
             Eleocharis acicularis (L.) Roem. & Schult. f. acicularis
             Eleocharis acicularis (L.) Roem. & Schult. f. fluitans (Döll ex Glück) Svenson
             Eleocharis acicularis (L.) Roem. & Schult. f. inundata Svenson
             Eleocharis acicularis (L.) Roem. & Schult. f. longicaulis (Desm.) Hegi
             Eleocharis acicularis (L.) Roem. & Schult. var. acicularis
             Eleocharis acicularis (L.) Roem. & Schult. var. gracilescens Svenson
             Eleocharis acicularis (L.) Roem. & Schult. var. occidentalis Svenson
             Eleocharis acicularis (L.) Roem. & Schult. var. porcata S.G.Sm.
             Eleocharis acicularis (L.) Roem. & Schult. var. submersa (Nilsson) Svenson
             Eleocharis acicularis (L.) Roem. & Schult. var. typica Svenson
             Eleocharis acicularis (L.) Roem. & Schult. f. inundata Svenson var. typica Svenson
             Scirpus acicularis L.
    Eleocharis erythropoda Steud.*+
        bald spike-rush
             Eleocharis calva Torr.
             Eleocharis glaucescens (Willd.) Roem. & Schult.
             Scirpus glaucus Torr.
             Trichophyllum palustre (L.) Farw. var. calvum (Torr.) House
    Eleocharis palustris (L.) Roem. & Schult.*+
        common spike-rush, marsh spike-rush
             Eleocharis calva Torr. var. australis (Nees) H.St.John
             Eleocharis mamillata auct. non H.Lindb.
             Eleocharis palustris (L.) Roem. & Schult. var. australis Nees
             Eleocharis palustris (L.) Roem. & Schult. var. major Sond.
             Eleocharis smallii Britton
             Eleocharis smallii Britton var. major (Sond.) F.Seym.
             Scirpus palustris L.
    Eleocharis robbinsii Oakes*+
        Robbins' spike-rush
  Genus: Eriophorum
    Eriophorum vaginatum L.*+
        tussock cotton-grass
             Eriophorum callitrix auct. non Cham.
             Eriophorum spissum Fernald
             Eriophorum spissum Fernald var. erubescens (Fernald) Fernald
             Eriophorum vaginatum L. subsp. spissum
             Eriophorum vaginatum L. var. spissum (Fernald) B.Boivin
    Eriophorum virginicum L.*+
        rusty cotton-grass, tawny cotton-grass
             Eriophorum virginicum L. f. album (A.Gray) Wiegand
             Eriophorum virginicum L. f. virginicum
  Genus: Fimbristylis
    Fimbristylis autumnalis (L.) Roem. & Schult.*+
        autumn sedge, slender fimbry, slender fringe-rush
             Fimbristylis autumnalis (L.) Roem. & Schult. var. mucronulata (Michx.) Fernald
             Fimbristylis frankii Steud.
             Fimbristylis geminata (Nees) Kunth
             Fimbristylis mucronulata (Michx.) S.F.Blake
             Scirpus autumnalis L.
             Scirpus michauxii Pers.
             Scirpus mucronulatus Michx.
             Trichelostylis geminata T.Lestib. & Nees
             Trichelostylis mucronulata (Michx.) Torr.
  Genus: Rhynchospora
    Rhynchospora alba (L.) Vahl*+
        white beak-rush
             Dichromena alba (L.) J.F.Macbr.
             Phaeocephalum album (L.) House
             Rhynchospora luquillensis Britton
             Schoenus albus L.
             Triodon albus (L.) Farw.
  Genus: Schoenoplectus
    Schoenoplectus acutus (Muhl. ex Bigelow) A.Löve & D.Löve var. acutus *+
        hard-stem bulrush
             Schoenoplectus lacustris (L.) Palla subsp. acutus
             Scirpus acutus Muhl. ex Bigelow
             Scirpus lacustris L., pro parte
    Schoenoplectus pungens (Vahl) Palla*+
        chair-maker's rush, common three-square bulrush
             Schoenoplectus pungens (Vahl) Palla var. badius (J.Presl & K.Presl) S.G.Sm.
             Schoenoplectus pungens (Vahl) Palla var. longispicatus (Britton) S.G.Sm.
             Schoenoplectus pungens (Vahl) Palla var. pungens
             Scirpus americanus of Amer. authors, not Pers.
             Scirpus americanus Pers. var. longispicatus Britton
             Scirpus americanus Pers. var. monophyllus (J.Presl & C.Presl) T.Koyama
             Scirpus chilensis Nees & Meyen ex Kunth
             Scirpus monophyllus J.Presl & C.Presl
             Scirpus pungens Vahl
             Scirpus pungens Vahl subsp. monophyllus
             Scirpus pungens Vahl var. longispicatus (Britton) Roy L.Taylor & MacBryde
    Schoenoplectus subterminalis (Torr.) Soják*+
        swaying bulrush, water bulrush, water club-rush
             Scirpus subterminalis Torr.
  Genus: Trichophorum
    Trichophorum alpinum (L.) Pers.*+
        alpine cotton-grass, alpine club-rush
             Baeothryon alpinum (L.) T.V.Egorova
             Eriophorum alpinum L.
             Eriophorum hudsonianum Michx.
             Leucocoma alpina (L.) Rydb.
             Scirpus alpinus (L.) Dalla Torre & Sarnth., 1906
             Scirpus hudsonianus (Michx.) Fernald
             Trichophorum alpinum (L.) Pers. var. hudsonianum (Michx.) Pers.
Family: Dennstaedtiaceae
  Genus: Pteridium
    Pteridium aquilinum (L.) Kuhn var. latiusculum (Desv.) Underw. ex A.Heller*+
        bracken, bracken fern, eastern bracken fern
             Pteridium latiusculum (Desv.) Fr.
             Pteris latiuscula Desv.
Family: Dioscoreaceae
  Genus: Dioscorea
    Dioscorea villosa L.*+
        colic-root, wild yam, yam root
             Dioscorea cliffortiana Lam.
             Dioscorea glauca Muhl. ex Bartlett
             Dioscorea hexaphylla Raf.
             Dioscorea hirticaulis Bartlett
             Dioscorea lloydiana E.H.L.Krause
             Dioscorea longifolia Raf.
             Dioscorea megaptera Raf.
             Dioscorea paniculata Michx.
             Dioscorea paniculata Michx. var. glabrifolia Bartlett
             Dioscorea pruinosa Kunth
             Dioscorea quaternata J.F.Gmel.
             Dioscorea quaternata J.F.Gmel. var. glauca (Muhl. ex Bartlett) Fernald
             Dioscorea quaternata J.F.Gmel. var. quaternata
             Dioscorea quinata J.F.Gmel.
             Dioscorea repanda Raf.
             Dioscorea villosa L. f. glabrifolia (Bartlett) Fernald
             Dioscorea villosa L. subsp. glabrifolia
             Dioscorea villosa L. subsp. glauca
             Dioscorea villosa L. subsp. hirticaulis
             Dioscorea villosa L. subsp. quaternata
             Dioscorea villosa L. var. glabrifolia (Bartlett) S.F.Blake
             Dioscorea villosa L. var. hirticaulis (Bartlett) Ahles
             Dioscorea villosa L. var. vera Prain & Burkill
             Dioscorea villosa L. var. villosa
             Dioscorea waltheri Desf.
Family: Droseraceae
  Genus: Drosera
    Drosera intermedia Hayne*+
        narrow-leaved sundew, spoon-leaf sundew
             Drosera intermedia Hayne f. subcaulescens Melvill
Family: Dryopteridaceae
  Genus: Athyrium
    Athyrium filix-femina (L.) Roth ex Mert. var. angustum (Willd.) G.Lawson*+
        common lady fern, lady fern, northeastern lady fern, northern lady fern
             Aspidium angustum Willd.
             Asplenium elatius Link
             Athyrium angustum (Willd.) C.Presl
             Athyrium angustum (Willd.) C.Presl var. elatius (Link) Butters
             Athyrium angustum (Willd.) C.Presl var. rubellum (Gilbert) Butters
             Athyrium angustum (Willd.) C.Presl var. subtripinnatum Butters
             Athyrium filix-femina (L.) Roth ex Mert. subsp. angustum
             Athyrium filix-femina (L.) Roth ex Mert. var. michauxii (Spreng.) Farw.
             Athyrium filix-femina (L.) Roth ex Mert. f. elatius (Link) Clute var. michauxii (Spreng.) Farw.
             Athyrium filix-femina (L.) Roth ex Mert. f. rubellum (Gilbert) Farw. var. michauxii (Spreng.) Farw.
             Athyrium filix-femina (L.) Roth ex Mert. var. rubellum Gilbert
  Genus: Cystopteris
    Cystopteris bulbifera (L.) Bernh.*+
        bladder fern, bulblet bladder fern, bulblet fragile fern
             Filix bulbifera (L.) Underw.
             Polypodium bulbiferum L.
    Cystopteris protrusa (Weath.) Blasdell+
        creeping fragile fern, lowland bladder fern
             Cystopteris fragilis (L.) Bernh. var. protrusa Weath.
  Genus: Deparia
    Deparia acrostichoides (Sw.) M.Kato*+
        silver false spleenwort, silvery glade fern, silvery spleenwort
             Asplenium acrostichoides Sw.
             Athyrium acrostichoides (Sw.) Diels
             Athyrium thelypterioides (Michx.) Desv.
             Athyrium thelypterioides (Michx.) Desv. f. acrostichoides (Sw.) Gilbert
             Diplazium acrostichoides (Sw.) Butters
  Genus: Dryopteris
    Dryopteris carthusiana (Vill.) H.P.Fuchs*+
        spinulose wood fern, toothed wood fern
             Aspidium spinulosum (O.F.Müll.) Sw.
             Dryopteris austriaca (Jacq.) Woyn. var. spinulosa (O.F.Müll) Fiori
             Dryopteris spinulosa (O.F.Müll.) Watt
             Polypodium carthusianum Vill.
             Polypodium spinulosum O.F.Müll.
             Thelypteris spinulosa (O.F.Müll.) Nieuwl.
    Dryopteris cristata (L.) A.Gray*+
        crested shield fern, crested wood fern
             Aspidium cristatum (L.) Sw.
             Polypodium cristatum L.
             Thelypteris cristata (L.) Nieuwl.
    Dryopteris goldiana (Hook. ex Goldie) A.Gray*+
        giant wood fern, Goldie's fern, Goldie's wood fern
             Aspidium goldianum Hook. ex Goldie
             Thelypteris goldiana (Hook. ex Goldie) Nieuwl.
    Dryopteris intermedia (Muhl. ex Willd.) A.Gray*+
        fancy wood fern, glandular wood fern, intermediate wood fern
             Aspidium intermedium Muhl. ex Willd.
             Aspidium spinulosum (O.F.Müll.) Sw. var. intermedium (Muhl. ex Willd.) D.C.Eaton
             Dryopteris austriaca (Jacq.) Woyn. var. intermedia (Muhl. ex Willd.) C.V.Morton
             Dryopteris spinulosa (O.F.Müll.) Watt var. intermedia (Muhl. ex Willd.) Underw.
             Thelypteris spinulosa (O.F.Müll.) Nieuwl. var. intermedia (Muhl. ex Willd.) Nieuwl.
    Dryopteris marginalis (L.) A.Gray*+
        marginal shield fern, marginal wood fern
             Aspidium marginale (L.) Sw.
             Polypodium marginale L.
             Thelypteris marginalis (L.) Nieuwl.
    Dryopteris X boottii (Tuck.) Underw. (pro sp.) X *+
        Boott's wood fern
             Aspidium boottii Tuck.
             Thelypteris boottii (Tuck.) Nieuwl.
    Dryopteris X triploidea Wherry X +
        triploid wood fern
             Dryopteris austriaca (Jacq.) Woyn. var. fructuosa (Gilbert) C.V.Morton
             Dryopteris intermedia (Muhl. ex Willd.) A.Gray var. fructuosa (Gilbert) Wherry
             Dryopteris spinulosa (O.F.Müll.) Watt var. fructuosa (Gilbert) Trudell
             Thelypteris spinulosa (O.F.Müll.) Nieuwl. var. fructuosa (Gilbert) Fernald
    Dryopteris X uliginosa (A.Braun ex Dowell) Druce X +
        spinulose crested wood fern
             Dryopteris cristata (L.) A.Gray X D. spinulosa (O.F.Müll.) Watt
  Genus: Gymnocarpium
    Gymnocarpium dryopteris (L.) Newman*+
        common oak fern, western oak fern
             Dryopteris disjuncta (Rupr.) C.V.Morton
             Dryopteris dryopteris (L.) Britton
             Dryopteris linnaeana C.Chr.
             Lastrea dryopteris (L.) Bory
             Polypodium dryopteris L.
             Phegopteris dryopteris (L.) Fée
             Thelypteris dryopteris (L.) Sloss.
  Genus: Matteuccia
    Matteuccia struthiopteris (L.) Todaro var. pensylvanica (Willd.) C.V.Morton*+
        American ostrich fern, ostrich fern
             Matteuccia pensylvanica (Willd.) Raymond
             Matteuccia struthiopteris (L.) Todaro var. pubescens (Terry) Clute
             Onoclea struthiopteris (L.) Hoffm. var. pensylvanica (Willd.) B.Boivin
             Pteretis nodulosa (Michx.) Nieuwl.
             Pteretis nodulosa (Michx.) Nieuwl. f. pubescens (Terry) Fernald
             Pteretis pensylvanica (Willd.) Fernald
             Pteretis pensylvanica (Willd.) Fernald f. pubescens (Terry) Fernald
             Pteretis struthiopteris (L.) Nieuwl.
             Struthiopteris pensylvanica Willd.
  Genus: Onoclea
    Onoclea sensibilis L.*+
        sensitive fern
             Onoclea sensibilis L. f. obtusilobata (Schkuhr) Gilbert
             Onoclea sensibilis L. var. obtusilobata (Schkuhr) Torr.
  Genus: Woodsia
    Woodsia ilvensis (L.) R.Br.*+
        rusty cliff fern, rusty woodsia
             Acrostichum ilvense L.
Family: Equisetaceae
  Genus: Equisetum
    Equisetum arvense L.*+
        common horsetail, field horsetail
             Equisetum arvense L. f. alpestre (Wahlenb.) Luerss.
             Equisetum arvense L. f. boreale (Bong.) Klinge
             Equisetum arvense L. f. decumbens (G.Mey.) W.D.J.Koch
             Equisetum arvense L. f. ramulosum (Rupr.) Klinge
             Equisetum arvense L. f. varium (Milde) Klinge
             Equisetum arvense L. var. alpestre Wahlenb.
             Equisetum arvense L. var. boreale (Bong.) Rupr.
             Equisetum arvense L. f. pseudo-varium Vict. var. boreale (Bong.) Rupr.
             Equisetum arvense L. f. pseudo-alpestre Vict. var. boreale (Bong.) Rupr.
             Equisetum arvense L. var. campestre Wahlenb.
             Equisetum arvense L. var. riparium Farw.
             Equisetum calderi B.Boivin
    Equisetum fluviatile L.*+
        pipes, river horsetail, water horsetail
             Equisetum fluviatile L. f. linnaeanum (Döll) M.Broun
             Equisetum fluviatile L. f. minus (R.Br.) M.Broun
             Equisetum fluviatile L. f. natans (Vict.) M.Broun
             Equisetum fluviatile L. var. limosum (L.) Gilbert
             Equisetum limosum L.
    Equisetum hyemale L. subsp. affine*+
        common scouring rush, pipes, scouring rush horsetail
             Equisetum affine Engelm.
             Equisetum hyemale L. var. affine (Engelm.) A.A.Eaton
             Equisetum hyemale L. var. californicum Milde
             Equisetum hyemale L. var. pseudohyemale (Farw.) C.V.Morton
             Equisetum hyemale L. var. robustum (A.Braun) A.A.Eaton
             Equisetum prealtum Raf.
             Equisetum robustum A.Braun
             Equisetum robustum A.Braun var. affine Engelm.
             Hippochaete hyemalis (L.) Bruhin subsp. affinis
    Equisetum laevigatum A.Braun*+
        smooth horsetail, smooth scouring rush
             Equisetum funstonii A.A.Eaton
             Equisetum kansanum J.H.Schaffn.
             Equisetum laevigatum A.Braun subsp. funstonii
             Hippochaete laevigata (A.Braun) Farw.
    Equisetum pratense Ehrh.*+
        meadow horsetail
             Equisetum pratense Ehrh. f. nanum (Milde) Klinge
    Equisetum scirpoides Michx.*+
        dwarf scouring rush, sedge horsetail
    Equisetum sylvaticum L.*+
        wood horsetail, woodland horsetail
             Equisetum sylvaticum L. var. multiramosum (Fernald) Wherry
             Equisetum sylvaticum L. var. pauciramosum Milde
             Equisetum sylvaticum L. f. multiramosum Fernald var. pauciramosum Milde
    Equisetum X ferrissii Clute (pro sp.) X *+
        Ferriss' horsetail
             Equisetum hyemale L. var. elatum (Engelm.) C.V.Morton
             Equisetum hyemale L. var. intermedium A.A.Eaton
             Equisetum intermedium (A.A.Eaton) Rydb.
Family: Ericaceae
  Genus: Andromeda
    Andromeda glaucophylla Link*+
        bog-rosemary
             Andromeda glaucophylla Link var. iodandra Fernald
             Andromeda polifolia L. subsp. glaucophylla
             Andromeda polifolia L. var. glaucophylla (Link) DC.
  Genus: Arctostaphylos
    Arctostaphylos uva-ursi (L.) Spreng.*+
        bearberry, kinnickinnick
             Arctostaphylos adenotricha (Fernald & J.F.Macbr.) A.Löve, D.Löve
             Arctostaphylos uva-ursi (L.) Spreng. subsp. adenotricha
             Arctostaphylos uva-ursi (L.) Spreng. subsp. coactilis
             Arctostaphylos uva-ursi (L.) Spreng. subsp. longipilosa
             Arctostaphylos uva-ursi (L.) Spreng. subsp. monoensis
             Arctostaphylos uva-ursi (L.) Spreng. subsp. stipitata
             Arctostaphylos uva-ursi (L.) Spreng. subsp. uva-ursi
             Arctostaphylos uva-ursi (L.) Spreng. var. coactilis Fernald & J.F.Macbr. subsp. uva-ursi
             Arctostaphylos uva-ursi (L.) Spreng. var. adenotricha Fernald & J.F.Macbr.
             Arctostaphylos uva-ursi (L.) Spreng. var. coactilis Fernald & J.F.Macbr.
             Arctostaphylos uva-ursi (L.) Spreng. var. leobreweri Roof
             Arctostaphylos uva-ursi (L.) Spreng. var. marinensis Roof
             Arctostaphylos uva-ursi (L.) Spreng. var. pacifica Hultén
             Arctostaphylos uva-ursi (L.) Spreng. var. stipitata (Packer & Denford) Dorn
             Arctostaphylos uva-ursi (L.) Spreng. var. suborbiculata W.Knight
             Arctostaphylos uva-ursi (L.) Spreng. var. uva-ursi
             Uva-Ursi uva-ursi (L.) Britton
  Genus: Chamaedaphne
    Chamaedaphne calyculata (L.) Moench var. angustifolia (Aiton) Rehder*+
        leather-leaf
             Andromeda calyculata L. var. angustifolia Aiton
             Cassandra calyculata (L.) D.Don var. angustifolia (Aiton) Seym.
  Genus: Gaultheria
    Gaultheria hispidula (L.) Muhl. ex Bigelow*+
        creeping-snowberry, moxie
             Chiogenes hispidula (L.) Torr. & A.Gray
    Gaultheria procumbens L.+
        checkerberry, eastern teaberry, wintergreen
  Genus: Gaylussacia
    Gaylussacia baccata (Wangenh.) K.Koch*+
        black huckleberry, huckleberry
             Andromeda baccata Wangenh.
             Decachaena baccata (Wangenh.) Small
  Genus: Kalmia
    Kalmia polifolia Wangenh.*+
        bog-laurel, pale-laurel, swamp-laurel
             Chamaedaphne glauca (Aiton) Kuntze
             Kalmia polifolia Wangenh. var. rosmarinifolia (Pursh) Rehder
  Genus: Ledum
    Ledum groenlandicum Oeder*+
        Labrador-tea
             Ledum latifolium Jacq.
             Ledum palustre L. subsp. groenlandicum
             Ledum palustre L. var. latifolium (Jacq.) Michx.
             Rhododendron groenlandicum (Oeder) Kron & Judd
  Genus: Vaccinium
    Vaccinium angustifolium Aiton*+
        early low blueberry, low-bush blueberry, low sweet blueberry
             Vaccinium angustifolium Aiton var. hypolasium Fernald
             Vaccinium angustifolium Aiton var. laevifolium House
             Vaccinium angustifolium Aiton var. nigrum (A.W.Wood) Dole
             Vaccinium brittonii Porter ex E.P.Bicknell
             Vaccinium lamarckii Camp
             Vaccinium nigrum (A.W.Wood) Britton
             Vaccinium pensilvanicum Lam.
             Vaccinium pensilvanicum Lam. var. angustifolium (Aiton) A.Gray
             Vaccinium pensilvanicum Lam. var. nigrum A.W.Wood
    Vaccinium macrocarpon Aiton*+
        cranberry, large cranberry
             Oxycoccus macrocarpus (Aiton) Pers.
Family: Eriocaulaceae
  Genus: Eriocaulon
    Eriocaulon aquaticum (Hill) Druce*+
        seven-angle pipewort, white buttons
             Cespa aquatica Hill
             Eriocaulon articulatum (Huds.) Morong
             Eriocaulon pellucidum Michx.
             Eriocaulon pumilum Raf.
             Eriocaulon septangulare With.
             Nasmythia articulata Huds.
             Nasmythia septangularis (With.) Mart.
Family: Euphorbiaceae
  Genus: Chamaesyce
    Chamaesyce glyptosperma (Engelm.) Small*+
        rib-seed sand-mat, ridge-seeded spurge
             Euphorbia glyptosperma Engelm.
    Chamaesyce maculata (L.) Small*+
        milk-purslane, spotted sand-mat, wart-weed
             Chamaesyce mathewsii Small
             Chamaesyce supina (Raf.) Moldenke
             Chamaesyce tracyi Small
             Euphorbia maculata L.
             Euphorbia supina Raf.
  Genus: Euphorbia
    Euphorbia corollata L.*+
        flowering spurge
             Euphorbia corollata L. var. angustifolia Elliott
             Euphorbia corollata L. var. corollata
             Euphorbia corollata L. var. mollis Millsp.
             Euphorbia corollata L. var. paniculata (Elliott) Boiss.
             Euphorbia marilandica Greene
             Euphorbia pubentissima Michx.
             Tithymalopsis corollata (L.) Klotzsch & Garcke
             Tithymalopsis marilandica (Greene) Small
             Tithymalopsis olivacea Small
Family: Fabaceae
  Genus: Amorpha
    Amorpha canescens Pursh*+
        lead-plant
             Amorpha brachycarpa E.J.Palmer
             Amorpha canescens Pursh f. canescens
             Amorpha canescens Pursh f. glabrata (A.Gray) Fassett
             Amorpha canescens Pursh var. glabrata A.Gray
  Genus: Amphicarpaea
    Amphicarpaea bracteata (L.) Fernald*+
        American hog-peanut, hog-peanut
             Amphicarpaea bracteata (L.) Fernald var. bracteata
             Amphicarpaea bracteata (L.) Fernald var. comosa (L.) Fernald
             Amphicarpaea bracteata (L.) Fernald var. pitcheri (Torr. & A.Gray) Fassett
             Amphicarpaea comosa (L.) G.Don
             Amphicarpaea monoica (L.) Elliott
             Amphicarpaea pitcheri Torr. & A.Gray
             Falcata comosa (L.) Kuntze
             Falcata pitcheri (Torr. & A.Gray) Kuntze
             Glycine bracteata L.
             Glycine comosa L.
             Glycine monoica L.
  Genus: Apios
    Apios americana Medik.*+
        common groundnut, Indian-potato, potato-bean
             Apios americana Medik. f. pilosa Steyerm.
             Apios americana Medik. var. turrigera Fernald
             Apios tuberosa Moench
             Glycine apios L.
  Genus: Desmodium
    Desmodium canadense (L.) DC.*+
        Canadian tick-trefoil, showy tick-trefoil
             Hedysarum canadense L.
             Meibomia canadensis (L.) Kuntze
    Desmodium glutinosum (Muhl. ex Willd.) A.W.Wood*+
        cluster-leaf tick-trefoil, pointed tick-trefoil
             Desmodium acuminatum (Michx.) DC.
             Desmodium acuminatum (Michx.) DC. f. chandonnetii (Lunell) Fassett
             Desmodium glutinosum (Muhl. ex Willd.) A.W.Wood f. chandonnetii (Lunell) B.G.Schub.
             Hedysarum acuminatum Michx.
             Hedysarum glutinosum Muhl. ex Willd.
             Meibomia acuminata (Michx.) S.F.Blake
             Meibomia grandiflora auct. non (Walter) Kuntze
             Meibomia grandiflora (Walter) Kuntze var. chandonnetii Lunell
  Genus: Lathyrus
    Lathyrus ochroleucus Hook.*+
        cream pea-vine, pale vetchling, white pea
    Lathyrus palustris L.*+
        marsh pea, marsh vetchling, slender-stem pea-vine
             Lathyrus myrtifolius Muhl. ex Willd.
             Lathyrus myrtifolius Muhl. ex Willd. var. macranthus T.G.White
             Lathyrus palustris L. subsp. pilosus
             Lathyrus palustris L. var. genuinus Gren. & Godr.
             Lathyrus palustris L. var. linearifolius Ser.
             Lathyrus palustris L. var. macranthus (T.G.White) Fernald
             Lathyrus palustris L. var. meridionalis Butters & H.St.John
             Lathyrus palustris L. var. myrtifolius (Muhl. ex Willd.) A.Gray
             Lathyrus palustris L. var. palustris
             Lathyrus palustris L. var. pilosus (Cham.) Ledeb.
             Lathyrus palustris L. var. retusus Fernald & H.St.John
             Lathyrus pilosus Cham.
             Orobus myrtifolius (Muhl. ex Willd.) A.Hall
  Genus: Lespedeza
    Lespedeza capitata Michx.*+
        round-headed bush-clover, round-headed lespedeza
             Lespedeza bicknellii House
             Lespedeza capitata Michx. var. capitata
             Lespedeza capitata Michx. var. longifolia (DC.) Torr. & A.Gray
             Lespedeza capitata Michx. var. sericea (Hook. & Arn.) Torr. & A.Gray
             Lespedeza capitata Michx. var. stenophylla Bissell & Fernald
             Lespedeza capitata Michx. var. velutina (E.P.Bicknell) Fernald
             Lespedeza capitata Michx. var. vulgaris Torr. & A.Gray
             Lespedeza longifolia DC.
             Lespedeza velutina E.P.Bicknell
  Genus: Lotus
    Lotus corniculatus L.*+
        bird's-foot deer-vetch, bird's-foot trefoil
             Lotus corniculatus L. var. arvensis (Schkuhr) Ser. ex DC.
  Genus: Lupinus
    Lupinus perennis L.*+
        sundial lupine, wild lupine
    Lupinus perennis L. var. occidentalis S.Watson+
        wild lupine
             Lupinus perennis L. var. occidentalis S.Watson subsp. perennis
  Genus: Vicia
    Vicia villosa Roth*+
        hairy vetch, winter vetch
             Vicia villosa Roth subsp. villosa
Family: Fagaceae
  Genus: Fagus
    Fagus grandifolia Ehrh.*+
        American beech, beechnut
             Fagus americana Sweet
             Fagus ferruginea Aiton
             Fagus ferruginea Aiton var. caroliniana Loudon
             Fagus grandifolia Ehrh. subsp. heterophylla
             Fagus grandifolia Ehrh. var. caroliniana (Loudon) Fernald & Rehder
             Fagus grandifolia Ehrh. var. grandifolia
  Genus: Quercus
    Quercus ellipsoidalis E.J.Hill*+
        Hill's oak, northern pin oak
             Quercus ellipsoidalis E.J.Hill var. kaposianensis J.W.Moore
Family: Fumariaceae
  Genus: Adlumia
    Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb.*+
        Allegheny-vine, climbing fumitory
             Fumaria fungosa Aiton
  Genus: Corydalis
    Corydalis sempervirens (L.) Pers.*+
        pink and yellow corydalis, pale corydalis, rock harlequin
             Capnoides sempervirens (L.) Borkh.
             Fumaria sempervirens L.
  Genus: Dicentra
    Dicentra canadensis (Goldie) Walp.*+
        squirrel-corn
             Bicuculla canadensis (Goldie) Millsp.
             Corydalis canadensis Goldie
    Dicentra cucullaria (L.) Bernh.*+
        Dutchman's-breeches
             Bicuculla cucullaria (L.) Millsp.
             Bicuculla occidentalis Rydb.
             Dicentra cucullaria (L.) Bernh. var. occidentalis (Rydb.) M.Peck
             Dicentra occidentalis (Rydb.) Fedde
             Fumaria cucullaria L.
Family: Gentianaceae
  Genus: Gentiana
    Gentiana andrewsii Griseb. var. andrewsii *+
        Andrews' gentian, bottle gentian, prairie closed gentian
             Dasystephana andrewsii (Griseb.) Small
             Gentiana andrewsii Griseb. f. albiflora Britton
             Pneumonanthe andrewsii (Griseb.) W.A.Weber
  Genus: Halenia
    Halenia deflexa (Sm.) Griseb. subsp. deflexa*+
        American spurred-gentian, spurred-gentian
             Halenia deflexa (Sm.) Griseb. var. deflexa
             Swertia deflexa Sm.
Family: Geraniaceae
  Genus: Geranium
    Geranium maculatum L.*+
        Crane's-bill, spotted geranium, wild geranium
             Geranium maculatum L. f. albiflorum (Raf.) House
Family: Grossulariaceae
  Genus: Ribes
    Ribes americanum Mill.*+
        American black currant, eastern black currant, wild black currant
             Ribes americanum Mill. f. pauciglandulosum Fassett
             Ribes floridum L'Hér.
    Ribes cynosbati L.*+
        dogberry, eastern prickly gooseberry, prickly wild gooseberry
             Grossularia cynosbati (L.) Mill.
             Ribes cynosbati L. f. inerme Rehder
             Ribes cynosbati L. var. atrox Fernald
             Ribes cynosbati L. var. glabratum Fernald
             Ribes cynosbati L. var. inerme (Rehder) L.H.Bailey
             Ribes huronense Rydb.
    Ribes cynosbati L. X R. hirtellum Michx.+
        hybrid gooseberry
    Ribes glandulosum Grauer*+
        skunk currant
             Ribes prostratum L'Hér.
             Ribes prostratum L'Hér. var. wisconsinum Fassett
             Ribes resinosum Pursh
    Ribes hirtellum Michx.*+
        hairy-stem gooseberry, northern gooseberry, swamp gooseberry
             Grossularia hirtella (Michx.) Spach
             Ribes hirtellum Michx. var. calcicola (Fernald) Fernald
             Ribes hirtellum Michx. var. saxosum (Hook.) Fernald
             Ribes oxyacanthoides L. var. calcicola Fernald
             Ribes oxyacanthoides L. var. hirtellum (Michx.) Scoggan
             Ribes oxyacanthoides L. var. saxosum (Hook.) Coville
             Ribes saxosum Hook.
    Ribes hudsonianum Richardson*+
        Canadian black currant, northern black currant
    Ribes lacustre (Pers.) Poir.*+
        bristly black currant, prickly currant, spiny swamp currant
             Limnobotrya lacustris (Pers.) Rydb.
             Ribes lacustre (Pers.) Poir. var. parvulum A.Gray
             Ribes oxycanthoides L. var. lacustre Pers.
    Ribes triste Pall.*+
        swamp red currant
             Ribes albinervium Michx.
             Ribes propinquum Turcz.
             Ribes rubrum L. var. alaskanum (Berger) B.Boivin
             Ribes rubrum L. var. propinquum (Turcz.) Trautv. & C.A.Mey.
             Ribes triste Pall. var. alaskanum Berger
             Ribes triste Pall. var. albinervium (Michx.) Fernald
Family: Haloragaceae
  Genus: Myriophyllum
    Myriophyllum sibiricum Kom.*+
        common water-milfoil, short-spike water-milfoil
             Myriophyllum exalbescens Fernald
             Myriophyllum exalbescens Fernald var. magdalenense (Fernald) A.Löve
             Myriophyllum magdalenense Fernald
             Myriophyllum spicatum L. subsp. exalbescens
             Myriophyllum spicatum L. subsp. squamosum
             Myriophyllum spicatum L. var. capillaceum Lange
             Myriophyllum spicatum L. var. exalbescens (Fernald) Jeps.
             Myriophyllum spicatum L. var. squamosum (Laest. ex Hartman) Hartman
    Myriophyllum spicatum L.*+
        Eurasian water-milfoil, European water-milfoil, spike water-milfoil
    Myriophyllum tenellum Bigelow*+
        dwarf water-milfoil, slender water-milfoil
    Myriophyllum verticillatum L.*+
        whorled water-milfoil
             Myriophyllum verticillatum L. var. cheneyi Fassett
             Myriophyllum verticillatum L. var. intermedium W.D.J.Koch
             Myriophyllum verticillatum L. var. pectinatum Wallr.
             Myriophyllum verticillatum L. var. pinnatifidum Wallr.
Family: Hamamelidaceae
  Genus: Hamamelis
    Hamamelis virginiana L.*+
        American witch-hazel
             Hamamelis androgyna Walter
             Hamamelis corylifolia Moench
             Hamamelis dioica Walter
             Hamamelis macrophylla Pursh
             Hamamelis virginiana L. var. angustifolia Nieuwl.
             Hamamelis virginiana L. var. henryi Jenne
             Hamamelis virginiana L. var. macrophylla (Pursh) Nutt.
             Hamamelis virginiana L. var. orbiculata Nieuwl.
             Hamamelis virginiana L. var. parvifolia Nutt.
             Trilopus dentata Raf.
             Trilopus estivalis Raf.
             Trilopus nigra Raf.
             Trilopus nigra Raf. var. catesbiana Raf.
             Trilopus parvifolia (Nutt.) Raf.
             Trilopus rotundifolia Raf.
             Trilopus virginica (L.) Raf.
Family: Hydrocharitaceae
  Genus: Elodea
    Elodea nuttallii (Planch.) H.St.John+
        free-flowered waterweed, slender waterweed
             Anacharis nuttallii Planch.
             Anacharis occidentalis (Pursh) Vict.
             Elodea columbiana H.St.John
             Elodea minor (Engelm. ex Casp.) Farw.
             Elodea occidentalis (Pursh) H.St.John
             Philotria angustifolia (Muhl.) Britton ex Rydb.
             Philotria minor (Engelm. ex Casp.) Small
             Philotria nuttallii (Planch.) Rydb.
             Philotria occidentalis (Pursh) House
             Udora verticillata (L.f.) Spreng. var. minor Engelm. ex Casp.
  Genus: Vallisneria
    Vallisneria americana Michx.*+
        American eelgrass, water-celery
             Vallisneria americana Michx. var. americana
             Vallisneria asiatica Michx.
             Vallisneria neotropicalis Vict.
             Vallisneria spiralis auct. non L.
             Vallisneria spiralis L. var. asiatica (Michx.) Torr.
Family: Hydrophyllaceae
  Genus: Hydrophyllum
    Hydrophyllum virginianum L.*+
        John's-cabbage, Shawnee-salad, Virginia water-leaf
             Hydrophyllum virginianum L. var. atranthum (Alexander) Constance
             Hydrophyllum virginianum L. var. virginianum
Family: Hypericaceae
  Genus: Hypericum
    Hypericum kalmianum L.*+
        Kalm's St. John's-wort
    Hypericum majus (A.Gray) Britton*+
        larger Canadian St. John's-wort
             Hypericum canadense L. var. majus A.Gray
    Hypericum punctatum Lam.*+
        spotted St. John's-wort
             Hypericum punctatum Lam. f. subpetiolatum (E.P. Bicknell ex Small) Fernald
             Hypericum subpetiolatum E.P.Bicknell ex Small
  Genus: Triadenum
    Triadenum fraseri (Spach) Gleason*+
        bog St. John's-wort, Fraser's marsh St. John's-wort
             Elodea fraseri Spach
             Hypericum virginicum L. var. fraseri (Spach) Fernald
             Triadenum virginicum (L.) Raf. subsp. fraseri
             Triadenum virginicum (L.) Raf. var. fraseri (Spach) Cooperr.
Family: Iridaceae
  Genus: Iris
    Iris versicolor L.*+
        blue flag, harlequin blue flag, northern blue flag
  Genus: Sisyrinchium
    Sisyrinchium atlanticum E.P.Bicknell*+
        eastern blue-eyed-grass
             Sisyrinchium apiculatum E.P.Bicknell
             Sisyrinchium apiculatum E.P.Bicknell var. mesochorum Nieuwl.
             Sisyrinchium corymbosum E.P.Bicknell
             Sisyrinchium flexile E.P.Bicknell
             Sisyrinchium mucronatum Michx. var. atlanticum (E.P.Bicknell) H.E.Ahles
             Sisyrinchium scoparium E.P.Bicknell
             Sisyrinchium tracyi E.P.Bicknell
             Sisyrinchium violaceum E.P.Bicknell
    Sisyrinchium strictum E.P.Bicknell+
        mountain blue-eyed-grass
Family: Isoetaceae
  Genus: Isoetes
    Isoetes echinospora Durieu*+
        spiny-spored quillwort, stiff quillwort
             Isoetes braunii Durieu
             Isoetes echinospora Durieu subsp. asiatica
             Isoetes echinospora Durieu subsp. muricata
             Isoetes echinospora Durieu var. asiatica Makino
             Isoetes echinospora Durieu var. boottii Engelm.
             Isoetes echinospora Durieu var. braunii (Durieu) Engelm.
             Isoetes echinospora Durieu var. hesperia (C.F.Reed) A.Löve
             Isoetes echinospora Durieu var. muricata (Durieu) Engelm.
             Isoetes echinospora Durieu var. robusta Engelm.
             Isoetes echinospora Durieu var. savilei B.Boivin
             Isoetes muricata Durieu
             Isoetes muricata Durieu var. braunii (Durieu) C.F.Reed
             Isoetes muricata Durieu var. hesperia C.F.Reed
             Isoetes setacea Lam., pro parte
             Isoetes setacea Lam. subsp. muricata
             Isoetes tenella auct. non L.
Family: Juglandaceae
  Genus: Carya
    Carya cordiformis (Wangenh.) K.Koch*+
        bitter-nut hickory, pig-nut, yellow-bud hickory
             Carya cordiformis (Wangenh.) K.Koch var. latifolia Sarg.
             Hicoria cordiformis (Wangenh.) Britton
             Hicoria minima (Marshall) Britton
             Juglans alba L. var. minima Marshall
             Juglans cordiformis Wangenh.
  Genus: Juglans
    Juglans cinerea L.*+
        butternut, white walnut
             Wallia cinerea (L.) Alef.
Family: Juncaceae
  Genus: Juncus
    Juncus alpinoarticulatus Chaix*+
        northern green rush
             Juncus alpinus Vill.
             Juncus alpinoarticulatus Chaix subsp. americanus
             Juncus alpinoarticulatus Chaix subsp. fuscescens
             Juncus alpinoarticulatus Chaix subsp. nodulosus
             Juncus alpinus Vill. subsp. nodulosus
             Juncus alpinus Vill. var. americanus Farw.
             Juncus alpinus Vill. var. fuscescens Fernald
             Juncus alpinus Vill. var. insignis Fr. ex Buchenau
             Juncus alpinus Vill. var. rariflorus (Hartm.) Hartm.
             Juncus nodulosus Wahlenb.
             Juncus rariflorus Hartm.
             Juncus richardsonianus Schult.
    Juncus brevicaudatus (Engelm.) Fernald*+
        narrow-panicle rush
             Juncus canadensis J.Gay var. brevicaudatus Engelm.
             Juncus canadensis J.Gay var. coarctatus Engelm.
             Juncus canadensis J.Gay var. kuntzei Buchenau
             Juncus coarctatus (Engelm.) Buchenau
             Juncus kuntzei (Buchenau) Vierh.
             Juncus tweedyi Rydb.
    Juncus canadensis J.Gay*+
        Canadian rush
             Juncus canadensis J.Gay f. apertus Fernald
             Juncus canadensis J.Gay f. canadensis
             Juncus canadensis J.Gay f. conglobatus Fernald
             Juncus canadensis J.Gay var. euroauster Fernald
             Juncus canadensis J.Gay var. longicaudatus Engl.
             Juncus canadensis J.Gay var. sparsiflorus Fernald
             Juncus longicaudatus (Engelm.) Mack.
             Juncus polycephalus Michx. var. paradoxus Torr.
    Juncus pelocarpus E.Mey.*+
        brown-fruited rush
             Juncus abortivus Chapm.
             Juncus pelocarpus E.Mey. f. submersus Fernald
             Juncus pelocarpus E.Mey. var. crassicaudex Engelm.
             Juncus pelocarpus E.Mey. var. pelocarpus
             Juncus pelocarpus E.Mey. var. sabulonensis H.St.John
  Genus: Luzula
    Luzula acuminata Raf. var. acuminata *+
        hairy wood rush
             Luzula carolinae S.Watson var. saltuensis (Fernald) Fernald
             Luzula saltuensis Fernald
Family: Lamiaceae
  Genus: Galeopsis
    Galeopsis tetrahit L. var. bifida (Boenn.) Lej. & Courtois+
        brittle-stem hemp-nettle, common hemp-nettle, hemp-nettle
             Galeopsis bifida Boenn.
  Genus: Hedeoma
    Hedeoma hispida Pursh*+
        rough false pennyroyal, rough pennyroyal
  Genus: Lycopus
    Lycopus uniflorus Michx.*+
        northern bugleweed, northern water-horehound
             Lycopus virginicus L. var. pauciflorus Benth.
  Genus: Mentha
    Mentha arvensis L. var. canadensis (L.) Kuntze*+
        field mint, wild mint
             Mentha arvensis auct. non L.
             Mentha arvensis L. subsp. borealis
             Mentha arvensis L. subsp. haplocalyx
             Mentha arvensis L. var. glabrata (Benth.) Fernald
             Mentha arvensis L. var. lanata Piper
             Mentha arvensis L. var. sativa auct. non Benth.
             Mentha arvensis L. var. villosa (Benth.) S.R.Stewart
             Mentha arvensis L. f. glabrata (Benth.) S.R.Stewart var. villosa (Benth.) S.R.Stewart
             Mentha canadensis L.
             Mentha glabrior (Hook.) Rydb.
             Mentha penardii (Briq.) Rydb.
  Genus: Monarda
    Monarda fistulosa L. subsp. fistulosa*+
        bee balm, wild bergamot
             Monarda fistulosa L. f. albescens Farw.
             Monarda fistulosa L. var. mollis (L.) Benth. subsp. fistulosa
             Monarda fistulosa L. var. fistulosa
             Monarda fistulosa L. var. mollis (L.) Benth.
             Monarda fistulosa L. f. albiflora (Farw.) Sherff var. mollis (L.) Benth.
             Monarda mollis L.
             Monarda mollis L. f. albiflora Farw.
             Monarda scabra Beck
  Genus: Physostegia
    Physostegia virginiana (L.) Benth. subsp. virginiana*+
        false dragonhead, obedience
             Dracocephalum denticulatum Aiton
             Dracocephalum formosius (Lunell) Rydb.
             Dracocephalum virginianum L.
             Physostegia denticulata (Aiton) Britton
             Physostegia formosior Lunell
             Physostegia granulosa Fassett
             Physostegia speciosa (Sweet) Sweet
             Physostegia speciosa (Sweet) Sweet var. glabriflora Fassett
             Physostegia virginiana (L.) Benth. var. elongata B.Boivin
             Physostegia virginiana (L.) Benth. var. formosior (Lunell) B.Boivin
             Physostegia virginiana (L.) Benth. var. granulosa (Fassett) Fernald
             Physostegia virginiana (L.) Benth. var. speciosa (Sweet) A.Gray
             Physostegia virginiana (L.) Benth. var. virginiana
  Genus: Prunella
    Prunella vulgaris L. subsp. lanceolata+
        lance self-heal
             Prunella pennsylvanica Willd. var. lanceolata W.P.C.Barton
             Prunella vulgaris L. var. elongata Benth.
             Prunella vulgaris L. var. lanceolata (W.P.C.Barton) Fernald
             Prunella vulgaris L. f. iodocalyx Fernald var. lanceolata (W.P.C.Barton) Fernald
  Genus: Scutellaria
    Scutellaria galericulata L.*+
        common skullcap, marsh skullcap
             Scutellaria epilobiifolia A.Ham.
             Scutellaria galericulata L. subsp. pubescens
             Scutellaria galericulata L. var. epilobiifolia (A.Ham.) Jordal
             Scutellaria galericulata L. var. pubescens Benth.
    Scutellaria lateriflora L.*+
        blue skullcap, mad-dog skullcap
             Scutellaria lateriflora L. var. lateriflora
  Genus: Stachys
    Stachys palustris L.*+
        hedge-nettle, marsh hedge-nettle, woundwort
    Stachys palustris L. subsp. arenicola+
        hedge-nettle, marsh hedge-nettle
             Stachys homotricha (Fernald) Rydb.
             Stachys palustris L. var. homotricha Fernald
             Stachys palustris L. var. phaneropoda Weath.
             Stachys pilosa Nutt. var. arenicola (Britton) G.A.Mulligan & D.B.Munro
    Stachys tenuifolia Willd. var. tenuifolia *+
        narrow-leaved hedge-nettle, smooth hedge-nettle
             Stachys glabra Riddell
             Stachys hispida Pursh
             Stachys palustris L. var. hispida (Pursh) B.Boivin
             Stachys tenuifolia Willd. var. hispida (Pursh) Fernald
             Stachys tenuifolia Willd. var. platyphylla Fernald
Family: Lentibulariaceae
  Genus: Utricularia
    Utricularia geminiscapa Benj.*+
        hidden-fruited bladderwort, twin-stemmed bladderwort
             Utricularia clandestina Nutt.
    Utricularia gibba L.*+
        creeping bladderwort, humped bladderwort
             Utricularia biflora Lam.
             Utricularia gibba L. subsp. gibba
             Utricularia obtusa Sw.
             Utricularia pumila Walter
    Utricularia intermedia Hayne*+
        flat-leaved bladderwort, northern bladderwort
    Utricularia minor L.*+
        lesser bladderwort, small bladderwort
    Utricularia purpurea Walter*+
        eastern purple bladderwort, spotted bladderwort
             Vesiculina purpurea (Walter) Raf.
             Vesiculina saccata Raf.
    Utricularia resupinata B.D.Greene ex Bigelow*+
        northeastern bladderwort, resupinate bladderwort
             Lecticula resupinata (B.D.Greene ex Bigelow) Barnhart
    Utricularia vulgaris L.*+
        Common bladderwort, great bladderwort
             Utricularia macrorhiza Leconte
             Utricularia vulgaris L. subsp. macrorhiza
             Utricularia vulgaris L. var. americana A.Gray
Family: Liliaceae
  Genus: Allium
    Allium tricoccum Sol. var. burdickii Hanes*+
        narrow-leaved wild leek, wild leek
             Allium burdickii (Hanes) A.G.Jones
    Allium tricoccum Sol. var. tricoccum *+
        ramp, wild leek
             Allium pictum Moldenke
             Allium triflorum Raf.
             Ophioscorodon tricoccum (Sol.) Wallr.
             Validallium tricoccum (Sol.) Small
  Genus: Clintonia
    Clintonia borealis (Aiton) Raf.*+
        blue-bead-lily, corn-lily, yellow blue-bead-lily, yellow clintonia
             Dracaena borealis Aiton
  Genus: Erythronium
    Erythronium americanum Ker Gawl. subsp. americanum*+
        American trout-lily, yellow dog-tooth violet, yellow trout-lily
             Erythronium americanum Ker Gawl. f. bachii (Farw.) Dole
  Genus: Lilium
    Lilium michiganense Farw.*+
        Michigan lily, Turk's-cap lily
             Lilium canadense L. subsp. michiganense
             Lilium canadense L. var. umbelliferum (Farw.) B.Boivin
             Lilium michiganense Farw. var. umbelliferum Farw.
             Lilium michiganense Farw. var. uniflorum Farw.
    Lilium philadelphicum L.*+
        orange-cup lily, wood lily
             Lilium andinum Nutt.
             Lilium montanum A.Nelson
             Lilium philadelphicum L. var. andinum (Nutt.) Ker Gawl.
             Lilium philadelphicum L. var. montanum (A.Nelson) Wherry
             Lilium philadelphicum L. var. philadelphicum
             Lilium umbellatum Pursh
  Genus: Maianthemum
    Maianthemum canadense Desf. var. canadense +
        Canada bead-ruby, Canada mayflower, wild lily-of-the-valley
             Smilacina canadensis (Desf.) Pursh
             Unifolium canadense (Desf.) Greene
    Maianthemum canadense Desf. var. interius Fernald+
        Canada mayflower, wild lily-of-the-valley
             Maianthemum canadense Desf. subsp. interius
             Maianthemum canadense Desf. var. pubescens Gates & Ehlers
    Maianthemum racemosum (L.) Link subsp. racemosum*+
        false Solomon's-seal, false spikenard, large false Solomon's-seal, Solomon's-plume
             Convallaria racemosa L.
             Smilacina ciliata Desf.
             Smilacina flexicaulis Wender.
             Smilacina racemosa (L.) Desf. var. cylindrata Fernald
             Smilacina racemosa (L.) Desf. var. lanceolata B.Boivin
             Smilacina racemosa (L.) Desf. var. racemosa
             Smilacina racemosa (L.) Desf. var. typica Fernald
             Unifolium racemosum (L.) Britton
             Vagnera australis Rydb.
             Vagnera racemosa (L.) Morong
             Vagnera retusa Raf.
    Maianthemum trifolium (L.) Sloboda*+
        false mayflower, swamp false Solomon's-seal, three-leaf Solomon's-seal, three-leaf Solomon's-plume
             Convallaria trifolia L.
             Smilacina trifolia (L.) Desf.
             Tovaria trifolia (L.) Neck. ex Baker
             Unifolium trifolium (L.) Greene
             Vagnera trifolia (L.) Morong
  Genus: Medeola
    Medeola virginiana L.*+
        Indian cucumber-root
  Genus: Polygonatum
    Polygonatum biflorum (Walter) Elliott*+
        giant Solomon's-seal, king Solomon's-seal, smooth Solomon's-seal, Solomon's-seal
             Convallaria biflora Walter, pro parte
             Polygonatum biflorum (Walter) Elliot var. commutatum (Schult.f.) Morong
             Polygonatum biflorum (Walter) Elliott var. melleum (Farw.) R.P.Ownbey
             Polygonatum canaliculatum auct. non (Muhl. ex Willd.) Pursh
             Polygonatum cobrense (Wooton & Standl.) R.R.Gates
             Polygonatum commutatum (Schult.f.) A.Dietr.
             Polygonatum commutatum (Schult.f.) A.Dietr. f. foliatum H.M.Clarke
             Polygonatum giganteum A.Dietr.
             Polygonatum melleum Farw.
    Polygonatum pubescens (Willd.) Pursh*+
        downy Solomon's-seal, hairy Solomon's-seal
             Convallaria pubescens Willd.
  Genus: Streptopus
    Streptopus lanceolatus (Aiton) Reveal var. longipes (Fernald) Reveal*+
        twisted-stalk
             Streptopus longipes Fernald
             Steptopus roseus Michx. subsp. longipes
             Streptopus roseus Michx. var. longipes (Fernald) Fassett
  Genus: Trillium
    Trillium cernuum L.*+
        nodding trillium, whip-poor-will flower
             Trillium cernuum L. var. cernuum
             Trillium cernuum L. var. macranthum A.J.Eames & Wiegand
    Trillium grandiflorum (Michx.) Salisb.*+
        big white trillium, great white trillium, large-flowered trillium, snow trillium, white trillium, white wake-robin
             Trillium erythrocarpum Curtis 1805, not Michx. 1803
             Trillium rhomboideum Michx. var. grandiflorum Michx.
  Genus: Uvularia
    Uvularia grandiflora Sm.*+
        large-flowered bellwort
    Uvularia sessilifolia L.*+
        sessile bellwort, sessile-leaved bellwort, straw-lily, wild-oats
             Oakesiella sessilifolia (L.) Small
             Oakesia sessilifolia (L.) S.Watson
Family: Linaceae
  Genus: Linum
    Linum sulcatum Riddell*+
        grooved yellow flax
             Cathartolinum sulcatum (Riddell) Small
             Linum sulcatum Riddell var. sulcatum
             Mesynium sulcatum (Riddell) A.Löve & D.Löve
Family: Lobeliaceae
  Genus: Lobelia
    Lobelia cardinalis L. var. cardinalis *+
        cardinal-flower
    Lobelia inflata L.*+
        Indian-tobacco
    Lobelia kalmii L.*+
        bog lobelia, brook lobelia, fen lobelia, Kalm's lobelia, Ontario lobelia
             Lobelia kalmii L. f. leucantha Rouleau
             Lobelia kalmii L. var. strictiflora Rydb.
             Lobelia strictiflora (Rydb.) Lunell
    Lobelia siphilitica L.*+
        great blue lobelia
    Lobelia siphilitica L. var. siphilitica +
        great blue lobelia
             Lobelia siphilitica L. f. albiflora Britton
    Lobelia spicata Lam. var. spicata +
        pale-spike lobelia, spiked lobelia
             Lobelia bracteata Small
             Lobelia spicata Lam. var. campanulata McVaugh
             Lobelia spicata Lam. var. originalis McVaugh
             Lobelia spicata Lam. var. parviflora A.Gray
Family: Lycopodiaceae
  Genus: Diphasiastrum
    Diphasiastrum digitatum (Dill. ex A.Braun) Holub*+
        crowfoot club-moss, southern ground-cedar, southern running-pine, trailing ground-pine
             Lycopodium complanatum L. var. flabelliforme Fernald
             Lycopodium digitatum Dill. ex A.Braun
             Lycopodium flabelliforme (Fernald) Blanch.
             Lycopodium flabelliforme (Fernald) Blanch. var. ambiguum Vict.
    Diphasiastrum tristachyum (Pursh) Holub*+
        blue ground-cedar, ground-cedar club-moss, northern ground-pine
             Diphasium chamicyparissus (A.Braun) A.Löve & D.Löve
             Diphasium complanatum (L.) Rothm. subsp. chamicyparissus
             Diphasium tristachyum (Pursh) Rothm.
             Lycopodium chamicyparissus A.Braun
             Lycopodium complanatum L. subsp. chamicyparissus
             Lycopodium complanatum L. var. chamicyparissus (A.Braun) Döll
             Lycopodium complanatum L. var. patentifolium Spring
             Lycopodium tristachyum Pursh
    Diphasiastrum X habereri (House) Holub X +
        Haberer's ground-pine, Haberer's running-pine
             Lycopodium complanatum L. var. habereri (House) B.Boivin
             Lycopodium tristachyum Pursh var. habereri (House) Vict.
             Lycopodium tristachyum Pursh var. laurentianum Vict.
             Lycopodium X habereri House X
  Genus: Huperzia
    Huperzia lucidula (Michx.) Trevis.*+
        shining club-moss, shining fir-moss
             Lycopodium lucidulum Michx.
             Lycopodium reflexum Sw., non Lam.
             Urostachys lucidulus (Michx.) Herter ex Nessel
  Genus: Lycopodium
    Lycopodium annotinum L.*+
        common club-moss, bristly club-moss, stiff club-moss
             Lycopodium annotinum L. f. proliferum Lepage
             Lycopodium annotinum L. subsp. pungens
             Lycopodium annotinum L. var. acrifolium Fernald
             Lycopodium annotinum L. var. annotinum
             Lycopodium annotinum L. var. pungens (Bach.Pyl.) Desv.
             Lycopodium dubium Zoëga
    Lycopodium clavatum L.*+
        running club-moss, running ground-pine, running-pine, staghorn club-moss
             Lycopodium clavatum L. var. clavatum
             Lycopodium clavatum L. var. laurentianum Vict.
             Lycopodium clavatum L. var. subremotum Vict.
             Lycopodium clavatum L. var. tristachyum Hook.
    Lycopodium dendroideum Michx.*+
        northern tree club-moss, round-branched club-moss
             Lycopodium obscurum L. var. dendroideum (Michx.) D.C.Eaton
             Lycopodium obscurum L. var. hybridum Farw.
    Lycopodium hickeyi W.H.Wagner, Beitel & R.C.Moran*+
        Hickey's club-moss, intermediate ground-pine
             Lycopodium obscurum L. var. isophyllum Hickey
    Lycopodium obscurum L.*+
        flat-branched ground-pine, princess'-pine, rare club-moss
             Lycopodium obscurum L. var. obscurum
Family: Menispermaceae
  Genus: Menispermum
    Menispermum canadense L.*+
        Canadian moonseed, common moonseed
Family: Menyanthaceae
  Genus: Menyanthes
    Menyanthes trifoliata L.*+
        bogbean, common buckbean
             Menyanthes trifoliata L. var. minor Raf.
Family: Monotropaceae
  Genus: Monotropa
    Monotropa uniflora L.*+
        Indian-pipe
             Monotropa brittonii Small
Family: Myricaceae
  Genus: Comptonia
    Comptonia peregrina (L.) J.M.Coult.*+
        sweet-fern
             Comptonia ceterach Mirb.
             Comptonia peregrina (L.) J.M.Coult. var. asplenifolia (L.) Fernald
             Comptonia peregrina (L.) J.M.Coult. var. tomentosa A.Chev.
             Liquidambar peregrina L.
             Myrica asplenifolia L.
             Myrica asplenifolia L. var. tomentosa (A.Chev.) Gleason
             Myrica comptonia C.DC.
             Myrica peregrina (L.) Kuntze
  Genus: Myrica
    Myrica gale L.*+
        meadow-fern, sweet gale
             Gale palustris (Lam.) A.Chev.
             Gale palustris (Lam.) A.Chev. var. denticulata A.Chev.
             Gale palustris (Lam.) A.Chev. var. lusitanica A.Chev.
             Gale palustris (Lam.) A.Chev. var. subglabra A.Chev.
             Gale palustris (Lam.) A.Chev. var. tomentosa (C.DC.) A.Chev.
             Myrica gale L. var. gale
             Myrica gale L. var. subglabra (A.Chev.) Fernald
             Myrica gale L. var. tomentosa C.DC.
             Myrica palustris Lam.
Family: Najadaceae
  Genus: Najas
    Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt*+
        nodding water-nymph, northern water-nymph, slender naiad
             Caulinia flexilis Willd.
             Fluvialis flexilis (Willd.) Pers.
             Najas caespitosus (Maguire) Reveal
             Najas canadensis Michx.
             Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt subsp. caespitosus
             Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt var. congesta Farw.
             Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt var. robusta Morong
Family: Nymphaeaceae
  Genus: Nuphar
    Nuphar variegata Durand*+
        bull-head pond-lily
             Nuphar advena (Aiton) W.T.Aiton var. fraterna (G.S.Mill. & Standl.) Standl.
             Nuphar fraterna (G.S.Mill. & Standl.) Standl.
             Nuphar lutea (L.) Sm. subsp. variegata
             Nymphaea americana G.S.Mill. & Standl.
             Nymphaea fraterna G.S.Mill. & Standl.
  Genus: Nymphaea
    Nymphaea odorata Aiton subsp. tuberosa*+
        American white water-lily, white water-lily
             Castalia tuberosa (Paine) Greene
             Nymphaea tuberosa Paine
Family: Oleaceae
  Genus: Fraxinus
    Fraxinus nigra Marshall*+
        black ash
    Fraxinus pennsylvanica Marshall*+
        green ash, red ash
             Fraxinus campestris Britton
             Fraxinus darlingtonii Britton
             Fraxinus juglandifolia Lam. var. subintegerrima Vahl
             Fraxinus lanceolata Borkh.
             Fraxinus pennsylvanica Marshall var. austinii Fernald
             Fraxinus pennsylvanica Marshall var. lanceolata (Borkh.) Sarg.
             Fraxinus pennsylvanica Marshall var. pennsylvanica
             Fraxinus pennsylvanica Marshall var. subintegerrima (Vahl) Fernald
             Fraxinus smallii Britton
Family: Onagraceae
  Genus: Circaea
    Circaea alpina L. subsp. alpina*+
        alpine enchanter's-nightshade, northern enchanter's-nightshade, small enchanter's-nightshade
             Circaea alpina L. var. alpina
    Circaea lutetiana L. subsp. canadensis*+
        broad-leaf enchanter's-nightshade
             Circaea canadensis (L.) Hill
             Circaea canadensis (L.) Hill var. virginiana Fernald
             Circaea latifolia Hill
             Circaea lutetiana L. var. canadensis L.
             Circaea quadrisulcata (Maxim.) Franch. & Sav. subsp. canadensis
             Circaea quadrisulcata (Maxim.) Franch. & Sav. var. canadensis (L.) Hara
  Genus: Epilobium
    Epilobium angustifolium L. subsp. circumvagum*+
        fireweed, great willow-herb
             Epilobium angustifolium L. f. albiflorum (Dumort.) Hausskn.
             Epilobium angustifolium L. var. canescens A.W.Wood
    Epilobium ciliatum Raf. subsp. ciliatum*+
        American willow-herb, coast willow-weed, hairy willow-herb
             Epilobium adenocaulon Hausskn.
             Epilobium adenocaulon Hausskn. var. ecomosum (Fassett) Munz
             Epilobium adenocaulon Hausskn. var. holosericeum (Trel.) Munz
             Epilobium adenocaulon Hausskn. var. parishii (Trel.) Munz
             Epilobium adenocaulon Hausskn. var. perplexans Trel.
             Epilobium americanum Hausskn.
             Epilobium brevistylum Barbey
             Epilobium brevistylum Barbey var. ursinum (Parish ex Trel.) Jeps.
             Epilobium californicum Hausskn.
             Epilobium californicum Hausskn. var. holosericeum (Trel.) Munz
             Epilobium ciliatum Raf. var. ciliatum
             Epilobium ciliatum Raf. var. ecomosum (Fassett) B.Boivin
             Epilobium delicatum Trel.
             Epilobium ecomosum (Fassett) Fernald
             Epilobium glandulosum Lehm. var. adenocaulon (Hausskn.) Fernald
             Epilobium glandulosum Lehm. var. ecomosum Fassett
             Epilobium glandulosum Lehm. var. macounii (Trel.) C.L.Hitchc.
             Epilobium glandulosum Lehm. var. perplexans (Trel.) Fernald
             Epilobium holosericeum Trel.
             Epilobium leptocarpum Raf. var. macounii Trel.
             Epilobium parishii Trel.
             Epilobium ursinum Parish ex Trel.
             Epilobium watsonii Barbey var. parishii (Trel.) C.L.Hitchc.
    Epilobium leptophyllum Raf.*+
        American marsh willow-herb, bog willow-herb, fen willow-herb
             Epilobium densum Raf. var. nesophilum Fernald
             Epilobium molle Torr. var. sabulonense Fernald
             Epilobium nesophilum (Fernald) Fernald
             Epilobium nesophilum (Fernald) Fernald var. sabulonense Fernald
             Epilobium palustre L. var. gracile (Farw.) Dorn
             Epilobium palustre L. var. sabulonense (Fernald) B.Boivin
             Epilobium rosmarinifolium Pursh
             Epilobium treleaseanum H.Lév., pro parte
  Genus: Oenothera
    Oenothera biennis L.*+
        bastard evening-primrose, common evening-primrose
             Oenothera biennis L. subsp. caeciarum
             Oenothera biennis L. subsp. centralis
             Oenothera biennis L. var. biennis
             Oenothera biennis L. var. pycnocarpa (G.F.Atk. & Bartlett) Wiegand
             Oenothera muricata L.
             Oenothera pycnocarpa G.F.Atk. & Bartlett
    Oenothera parviflora L.*+
        northern evening-primrose, small-flowered evening-primrose
             Oenothera cruciata Nutt. ex G.Don var. sabulonensis Fernald
             Oenothera cymatilis Bartlett
             Oenothera rubricapitata R.R.Gates
Family: Ophioglossaceae
  Genus: Botrychium
    Botrychium dissectum Spreng.*+
        cut-leaved grape fern, dissected grape fern, lace-frond grape fern
             Botrychium dissectum Spreng. f. dissectum
             Botrychium dissectum Spreng. f. elongatum (Gilbert & Haberer) Weath.
             Botrychium dissectum Spreng. f. obliquum (Muhl. ex Willd.) Fernald
             Botrychium dissectum Spreng. var. dissectum
             Botrychium dissectum Spreng. var. obliquum (Muhl. ex Willd.) Clute
             Botrychium dissectum Spreng. var. oblongifolium (E.W.Graves) M.Broun
             Botrychium obliquum Muhl. ex Willd.
             Botrychium obliquum Muhl. ex Willd. var. dissectum (Spreng.) Prantl
             Botrychium obliquum Muhl. ex Willd. var. elongatum Gilbert & Haberer
    Botrychium multifidum (S.G.Gmel.) Rupr.*+
        leathery grape fern, leather-leaved grape fern
             Botrychium californicum Underw.
             Botrychium coulteri Underw.
             Botrychium matricariae (Schrank) Spreng.
             Botrychium multifidum (S.G.Gmel.) Rupr. subsp. californicum
             Botrychium multifidum (S.G.Gmel.) Rupr. subsp. coulteri
             Botrychium multifidum (S.G.Gmel.) Rupr. subsp. silaifolium
             Botrychium multifidum (S.G.Gmel.) Rupr. var. californicum (Underw.) M.Broun
             Botrychium multifidum (S.G.Gmel.) Rupr. var. coulteri (Underw.) M.Broun
             Botrychium multifidum (S.G.Gmel.) Rupr. var. intermedium (D.C.Eaton) Farw.
             Botrychium multifidum (S.G.Gmel.) Rupr. var. robustum (Rupr.) C.Chr.
             Botrychium multifidum (S.G.Gmel.) Rupr. var. silaifolium (C.Presl) Broun
             Botrychium silaifolium C.Presl
             Botrychium silaifolium C.Presl var. coulteri (Underw.) Jeps.
             Botrychium ternatum (Thunb.) Sw. var. intermedium D.C.Eaton
             Osmunda multifida S.G.Gmel.
    Botrychium simplex E.Hitchc.*+
        least moonwort, little grape fern, small grape fern
             Botrychium simplex E.Hitchc. subsp. typicum
             Botrychium simplex E.Hitchc. var. laxifolium R.T.Clausen, non (R.T.Clausen) Fernald
             Botrychium simplex E.Hitchc. var. simplex
             Botrychium simplex E.Hitchc. var. tenebrosum (A.A.Eaton) R.T.Clausen
             Botrychium tenebrosum A.A.Eaton
    Botrychium virginianum (L.) Sw.*+
        rattlesnake fern
             Botrychium virginianum (L.) Sw. subsp. europaeum
             Botrychium virginianum (L.) Sw. var. europaeum Ångstr.
             Osmunda virginiana L.
Family: Orchidaceae
  Genus: Arethusa
    Arethusa bulbosa L.*+
        dragon's-mouth, swamp-pink
  Genus: Calopogon
    Calopogon tuberosus (L.) Britton, Sterns & Poggenb. var. tuberosus *+
        grass pink, tuberous grass pink
             Calopogon pulchellus (Salisb.) R.Br.
             Calopogon pulchellus (Salisb.) R.Br. var. latifolius (H.St.John) Fernald
             Calopogon tuberosus (L.) Britton, Sterns & Poggenb. var. latifolius (H.St.John) B.Boivin
             Cathea pulchella Salisb.
             Cathea tuberosa (L.) Morong
             Cymbidium pulchellum (Salisb.) Sw.
             Helleborine tuberosa (L.) Kuntze
             Limodorum barbatum Lam.
             Limodorum pulchellum Salisb.
             Limodorum tuberosum L.
             Limodorum tuberosum L. var. nanum Nieuwl.
  Genus: Coeloglossum
    Coeloglossum viride (L.) Hartm. var. virescens (Muhl.) Luer*+
        long-bracted green orchid, frog orchid
             Coeloglossum bracteatum (Muhl.) Parl.
             Coeloglossum viride (L.) Hartm. subsp. bracteatum
             Habenaria bracteata (Muhl.) R.Br.
             Habenaria viridis (L.) R.Br. var. bracteata (Muhl.) A.Gray
             Orchis bracteata Muhl.
             Orchis virescens Muhl.
  Genus: Corallorhiza
    Corallorhiza maculata (Raf.) Raf.*+
        spotted coralroot, summer coralroot
    Corallorhiza trifida Châtel.*+
        early coralroot, northern coralroot, yellow coralroot
             Corallorhiza corallorhiza (L.) H.Karst.
             Corallorhiza innata R.Br.
             Corallorhiza innata R.Br. var. virescens Farr
             Corallorhiza trifida Châtel. var. trifida
             Corallorhiza trifida Châtel. var. verna (Nutt.) Fernald
             Corallorhiza trifida Châtel. var. virescens (Farr) Fernald
             Corallorhiza verna Nutt.
             Corallorhiza wyomingensis Hellm. & K.Hellm.
  Genus: Cypripedium
    Cypripedium acaule Aiton*+
        moccasin-flower, pink lady's-slipper, pink moccasin-flower, small pink lady's-slipper
             Cypripedium acaule Aiton f. albiflorum E.L.Rand & Redfield
             Fissipes acaulis (Aiton) Small
    Cypripedium parviflorum Salisb. var. makasin (Farw.) Sheviak*+
        small yellow lady's-slipper
             Cypripedium calceolus L. var. parviflorum auct. mult.
             Cypripedium pubescens Willd. var. makasin Farw.
    Cypripedium reginae Walter*+
        queen lady's-slipper, showy lady's-slipper
             Cypripedium hirsutum Mill.
             Cypripedium reginae Walter f. albolabium Fernald & B.G.Schub.
             Cypripedium reginae Walter f. reginae
             Cypripedium spectabile Salisb.
  Genus: Goodyera
    Goodyera pubescens (Willd.) R.Br.*+
        downy rattlesnake-plantain
             Epipactis pubescens (Willd.) A.A.Eaton
             Neottia pubescens Willd.
             Peramium pubescens (Willd.) MacMill.
    Goodyera repens (L.) R.Br.*+
        creeping rattlesnake-plantain, lesser rattlesnake-plantain
             Epipactis repens (L.) Crantz var. ophioides (Fernald) A.A.Eaton
             Goodyera ophioides (Fernald) Rydb.
             Goodyera repens (L.) R.Br. subsp. ophioides
             Goodyera repens (L.) R.Br. var. ophioides Fernald
             Peramium ophioides (Fernald) Rydb.
             Peramium repens (L.) Salisb. var. ophioides (Fernald) A.Heller
             Satyrium repens L.
  Genus: Platanthera
    Platanthera huronensis (Nutt.) Lindl.*+
        Huron green orchid, tall nothern bog orchid
             Habenaria dilatata (Pursh) Hook. var. media (Rydb.) Ames
             Habenaria huronensis (Nutt.) Spreng.
             Habenaria hyperborea (L.) R.Br. var. huronensis (Nutt.) Farw.
             Habenaria X media (Rydb.) G.Niles (pro sp.)
             Limnorchis huronensis (Nutt.) Rydb.
             Limnorchis media Rydb.
             Orchis huronensis Nutt.
             Platanthera hyperborea (L.) Lindl. var. huronensis (Nutt.) Luer
             Platanthera hyperborea (L.) Lindl. var. major Lange
             Platanthera X media (Rydb.) Luer (pro sp.) X
    Platanthera obtusata (Banks ex Pursh) Lindl.*+
        blunt bog orchid, blunt-leaved orchid
             Habenaria obtusata (Banks ex Pursh) Richardson
             Habenaria obtusata (Banks ex Pursh) Richardson var. collectanea Fernald
             Lysiella obtusata (Banks ex Pursh) Rydb.
             Orchis obtusata Banks ex Pursh
             Platanthera obtusata (Banks ex Pursh) Lindl. subsp. oligantha
    Platanthera orbiculata (Pursh) Lindl.*+
        large round-leaved orchid
             Habenaria orbiculata (Pursh) Torr.
             Habenaria orbiculata (Pursh) Torr. var. lehorsii Fernald
             Habenaria orbiculata (Pursh) Torr. var. menziesii (Lindl.) Fernald
             Lysias orbiculata (Pursh) Rydb.
             Orchis orbiculata Pursh
             Platanthera orbiculata (Pursh) Lindl. var. lehorsii (Fernald) Catling
             Platanthera orbiculata (Pursh) Lindl. var. orbiculata
    Platanthera psycodes (L.) Lindl.*+
        lesser purple fringed orchid
             Blephariglottis psycodes (L.) Rydb.
             Habenaria psycodes (L.) Spreng.
             Habenaria psycodes (L.) Spreng. var. psycodes
             Orchis psycodes L.
  Genus: Pogonia
    Pogonia ophioglossoides (L.) Ker Gawl.*+
        adder's-mouth, rose pogonia, snakemouth orchid
             Arethusa ophioglossoides L.
             Pogonia ophioglossoides (L.) Ker Gawl. f. albiflora E.L.Rand & Redfield
             Pogonia ophioglossoides (L.) Ker Gawl. f. ophioglossoides
             Pogonia ophioglossoides (L.) Juss. var. brachypogon Fernald
  Genus: Spiranthes
    Spiranthes cernua (L.) Rich.*+
        nodding lady's-tresses
             Gyrostachys cernua (L.) Kuntze
             Ibidium cernuum (L.) House
             Ophrys cernua L.
             Spiranthes cernua (L.) Rich. var. incurva Jenn.
Family: Orobanchaceae
  Genus: Conopholis
    Conopholis americana (L.) Wallr.*+
        American squawroot
             Orobanche americana L.
Family: Osmundaceae
  Genus: Osmunda
    Osmunda cinnamomea L.*+
        cinnamon fern
             Osmunda cinnamomea L. f. frondosa (Torr. & A.Gray) Britton
             Osmunda cinnamomea L. f. incisa (Huntington) Gilbert
             Osmunda cinnamomea L. var. cinnamomea
             Osmunda cinnamomea L. var. frondosa Torr. & A.Gray
             Osmunda cinnamomea L. var. glandulosa Waters
    Osmunda claytoniana L.*+
        interrupted fern
    Osmunda regalis L. var. spectabilis (Willd.) A.Gray*+
        American royal fern, flowering fern, royal fern
             Osmunda spectabilis Willd.
Family: Oxalidaceae
  Genus: Oxalis
    Oxalis montana Raf.*+
        mountain wood-sorrel
             Oxalis acetosella auct. non L.
             Oxalis acetosella L. subsp. montana
             Oxalis acetosella L. var. rhodantha (Fernald) R.Knuth
             Oxalis montana Raf. f. rhodantha Fernald
Family: Papaveraceae
  Genus: Sanguinaria
    Sanguinaria canadensis L.*+
        bloodroot
             Sanguinaria australis Greene
             Sanguinaria canadensis L. var. rotundifolia (Greene) Fedde
             Sanguinaria dilleniana Greene
             Sanguinaria rotundifolia Greene
Family: Pinaceae
  Genus: Abies
    Abies balsamea (L.) Mill.*+
        balsam fir, Canada balsam
             Pinus balsamea L.
  Genus: Larix
    Larix laricina (Du Roi) K.Koch*+
        larch, tamarack
             Larix alaskensis W.Wight
             Larix laricina (Du Roi) K.Koch var. alaskensis (W.Wight) Raup
             Pinus laricina Du Roi
  Genus: Picea
    Picea glauca (Moench) Voss*+
        white spruce
             Abies canadensis Mill.
             Picea alba (Aiton) Link
             Picea albertiana S.Br.
             Picea canadensis (Mill.) Britton, Sterns & Poggenb.
             Picea canadensis (Mill.) Britton, Sterns & Poggenb. var. glauca (Moench) Sudw.
             Picea glauca (Moench) Voss var. albertiana (S.Br.) Sarg.
             Picea glauca (Moench) Voss var. densata L.H.Bailey
             Picea glauca (Moench) Voss var. porsildii Raup
             Pinus alba Aiton
             Pinus glauca Moench
    Picea mariana (Mill.) Britton, Sterns & Poggenb.*+
        black spruce
             Abies mariana Mill.
             Picea mariana (Mill.) Britton, Sterns & Poggenb. var. mariana
  Genus: Pinus
    Pinus banksiana Lamb.*+
        jack pine
             Pinus divaricata (Aiton) Sudw.
    Pinus strobus L.*+
        eastern white pine
             Strobus strobus (L.) Small
  Genus: Tsuga
    Tsuga canadensis (L.) Carrière*+
        eastern hemlock, hemlock, northern hemlock
             Pinus canadensis L.
Family: Poaceae
  Genus: Agrostis
    Agrostis hyemalis (Walter) Britton, Sterns & Poggenb.*+
        southern hair grass, tickle grass, winter bent grass
    Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. var. scabra (Willd.) Blomq.*+
        rough bent grass, southern hair grass, tickle grass
             Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. var. tenuis (Tuck.) Gleason
             Agrostis scabra Willd.
             Agrostis scabra Willd. var. scabra
  Genus: Andropogon
    Andropogon gerardii Vitman*+
        big blue-stem, turkey-foot
             Andropogon furcatus Muhl. ex Willd.
             Andropogon provincialis Lam.
  Genus: Brachyelytrum
    Brachyelytrum aristosum (Michx.) Trel.+
        bearded shorthusk, long-awned wood grass, northern shorthusk
             Brachyelytrum aristosum (Michx.) Trel. var. glabratum Vasey ex Millsp.
             Brachyelytrum erectum (Schreb. ex Spreng.) P.Beauv. var. glabratum (Vasey ex Millsp.) T.Koyama & Kawano
             Brachyelytrum erectum (Schreb. ex Spreng.) P.Beauv. var. septentrionale Babel
             Brachyelytrum septentrionale (Babel) G.C.Tucker
    Brachyelytrum erectum (Schreb. ex Spreng.) P.Beauv.*+
        bearded shorthusk, long-awned wood grass
             Brachyelytrum erectum (Schreb. ex Spreng.) P.Beauv. var. erectum
  Genus: Bromus
    Bromus altissimus Pursh*+
        ear-leaved brome
             Bromus ciliatus sensu Baum, non L.
             Bromus latiglumis (Shear) Hitchc.
             Bromus latiglumis (Shear) Hitchc. f. incanus (Shear) Fernald
             Bromus purgans sensu Wagnon, non L.
    Bromus ciliatus L.*+
        fringed brome
             Bromopsis ciliata (L.) Holub
             Bromus ciliatus L. f. ciliatus
             Bromus ciliatus L. f. denudatus Wiegand
             Bromus ciliatus L. var. ciliatus
             Bromus ciliatus L. var. denudatus (Wiegand) Fernald
             Bromus ciliatus L. var. genuinus Fernald
             Bromus ciliatus L. var. intonsus Fernald
             Bromus dudleyi Fernald
    Bromus kalmii A.Gray*+
        Arctic brome, ear-leaved brome, Kalm's brome, prairie brome
             Bromus ciliatus L. var. laeviglumis Scribn. ex Shear
             Bromopsis kalmii (A.Gray) Holub
             Bromus purgans L., nom. rejic.
             Bromus purgans L. var. laeviglumis (Scribn. ex Shear) Swallen
    Bromus pubescens Muhl. ex Willd.*+
        Canadian brome, hairy woodland brome
             Bromopsis pubescens (Muhl. ex Willd.) Holub
             Bromus purgans auct. mult. non L.
             Bromus purgans L. f. glabriflorus Wiegand
             Bromus purgans L. f. laevivaginatus Wiegand
  Genus: Calamagrostis
    Calamagrostis canadensis (Michx.) P.Beauv. var. canadensis +
        big reed grass, blue-joint grass
             Calamagrostis anomala Suksd.
             Calamagrostis atropurpurea Nash
             Calamagrostis canadensis (Michx.) P.Beauv. var. acuminata Vasey ex Shear & Rydb.
             Calamagrostis canadensis (Michx.) P.Beauv. var. pallida (Vasey & Scribn.) Stebbins
             Calamagrostis canadensis (Michx.) P.Beauv. var. robusta Vasey
             Calamagrostis canadensis (Michx.) P.Beauv. var. typica Stebbins
             Calamagrostis expansa Rickett & Gilly var. robusta (Vasey) Stebbins
             Calamagrostis inexpansa A.Gray var. cuprea Kearney
             Calamagrostis inexpansa A.Gray var. robusta (Vasey) Stebbins
  Genus: Cenchrus
    Cenchrus longispinus (Hack.) Fernald*+
        field sandbur, innocent-weed, mat sandbur, sandbur
  Genus: Cinna
    Cinna latifolia (Trevir. ex Göpp.) Griseb.*+
        drooping wood-reed
  Genus: Danthonia
    Danthonia spicata (L.) P.Beauv. ex Roem. & Schult.*+
        poverty danthonia, poverty grass, poverty oat grass
             Danthonia spicata (L.) P.Beauv. ex Roem. & Schult. var. longipila Scribn. & Merr.
             Danthonia spicata (L.) P.Beauv. ex Roem. & Schult. var. pinetorum Piper
             Danthonia thermalis Scribn.
  Genus: Dichanthelium
    Dichanthelium latifolium (L.) Harvill*+
        broad-leaved panic grass
             Panicum latifolium L.
             Panicum macrocarpon Leconte ex Torr.
    Dichanthelium xanthophysum (A.Gray) Freckmann*+
        pale panic grass, slender rosette grass
             Panicum leibergii (Vasey) Scribn. var. baldwinii Lepage
             Panicum xanthophysum A.Gray
  Genus: Elymus
    Elymus hystrix L. var. bigeloviana (Fernald) Bowden+
        Bigelow's bottlebrush grass, eastern bottlebrush grass
             Asperella hystrix (L.) Humb. var. bigeloviana Fernald
             Elymus hystrix L. f. bigelovianus (Fernald) Dore
             Hystrix patula Moench f. bigeloviana (Fernald) Gleason
             Hystrix patula Moench var. bigeloviana (Fernald) Deam
    Elymus hystrix L. var. hystrix *+
        bottlebrush grass, eastern bottlebrush grass, glumeless wild-rye
             Asperella hystrix (L.) Humb.
             Hystrix hystrix (L.) Millsp.
             Hystrix patula Moench
    Elymus trachycaulus (Link) Gould ex Shinners subsp. subsecundus+
        bearded wheat grass, slender wheat grass
             Agropyron caninum (L.) P.Beauv. var. unilaterale (Cassidy) C.L.Hitchc.
             Agropyron pauciflorum (Schwein.) Hitchc. ex Silvues var. glaucum (Pease & A.H.Moore) Taylor
             Agropyron subsecundum (Link) Hitchc.
             Agropyron trachycaulum (Link) Malte ex H.F.Lewis var. ciliatum (Scribn. & J.G.Sm.) Malte
             Agropyron trachycaulum (Link) Malte ex H.F.Lewis var. glaucum (Pease & A.H.Moore) Malte
             Agropyron trachycaulum (Link) Malte ex H.F.Lewis var. unilaterale (Cassidy) Malte
             Elymus trachycaulus (Link) Gould ex Shinners subsp. glaucus
             Elymus trachycaulus (Link) Gould ex Shinners var. unilateralis (Cassidy) Beetle
             Triticum subsecundum Link
  Genus: Eragrostis
    Eragrostis cilianensis (All.) Vignolo ex Janch.*+
        stink grass
             Eragrostis major Host
             Eragrostis megastachya (Koeler) Link
             Poa cilianensis All.
    Eragrostis pectinacea (Michx.) Nees var. pectinacea *+
        Carolina love grass, low love grass, small love grass, tufted love grass
             Eragrostis caroliniana (Biehler) Scribn.
             Eragrostis diffusa Buckley
             Eragrostis purshii hort. ex Schrad.
             Poa pectinacea Michx.
    Eragrostis spectabilis (Pursh) Steud.*+
        purple love grass, tumble grass
             Eragrostis spectabilis (Pursh) Steud. var. sparsihirsuta Farw.
             Poa spectabilis Pursh
  Genus: Festuca
    Festuca rubra L. subsp. rubra+
        red fescue
             Festuca rubra L. f. squarrosa (Fries) Holmb.
             Festuca rubra L. subsp. juncea
             Festuca rubra L. var. juncea (Hack.) K.Richt.
             Festuca rubra L. var. megastachys auct. non (Gaudin) Hegi
    Festuca subverticillata (Pers.) E.B.Alexeev*+
        nodding fescue
             Festuca obtusa Biehler
  Genus: Glyceria
    Glyceria canadensis (Michx.) Trin.*+
        rattlesnake grass, rattlesnake manna grass
             Panicularia canadensis (Michx.) Kuntze
    Glyceria grandis S.Watson*+
        American manna grass, reed manna grass
             Glyceria grandis S.Watson f. pallescens Fernald
             Glyceria grandis S.Watson var. grandis
             Glyceria maxima (Hartm.) Holmb. subsp. grandis
             Glyceria maxima (Hartm.) Holmb. var. americana (Torr.) B.Boivin
             Panicularia grandis (S.Watson) Nash
    Glyceria striata (Lam.) Hitchc.*+
        fowl manna grass, fowl meadow grass
             Glyceria nervata (Willd.) Trin.
             Glyceria striata (Lam.) Hitchc. var. stricta (Scribn.) Fernald
             Glyceria striata (Lam.) Hitchc. var. striata
             Panicularia nervata (Willd.) Kuntze
             Panicularia nervata (Willd.) Kuntze var. parviglumis Scribn. & Merr.
             Poa nervata Willd.
  Genus: Koeleria
    Koeleria macrantha (Ledeb.) Schult.*+
        June grass, prairie June grass
             Koeleria cristata auct. pro parte, non Pers.
             Koeleria cristata Pers. var. longifolia Vasey ex Burtt Davy
             Koeleria cristata Pers. var. pinetorum Abrams
             Koeleria gracilis Pers.
             Koeleria nitida Nutt.
             Koeleria pyramidata auct. pro parte, non (Lam.) P.Beauv.
             Koeleria yukonensis Hultén
  Genus: Leersia
    Leersia virginica Willd.*+
        white grass
             Homalocenchrus virginicus (Willd.) Britton
             Leersia virginica Willd. var. ovata (Poir.) Fernald
  Genus: Milium
    Milium effusum L.*+
        American millet grass, wood millet
             Milium effusum L. var. cisatlanticum Fernald
  Genus: Oryzopsis
    Oryzopsis asperifolia Michx.*+
        rough-leaved rice grass
    Oryzopsis pungens (Torr. ex Spreng.) Hitchc.*+
        mountain rice grass, short-horned rice grass
             Milium pungens Torr. ex Spreng.
    Oryzopsis racemosa (Sm.) Ricker ex Hitchc.*+
        black-seeded rice grass
             Milium racemosum Sm.
             Piptatherum racemosum Ricker ex Hitchc.
  Genus: Panicum
    Panicum virgatum L.*+
        switch grass
             Panicum virgatum L. var. cubense Griseb.
             Panicum virgatum L. var. obtusum A.W.Wood
             Panicum virgatum L. var. virgatum
  Genus: Phleum
    Phleum pratense L. subsp. pratense*+
        common timothy, timothy
  Genus: Poa
    Poa alsodes A.Gray*
        grove bluegrass, woodland bluegrass
    Poa compressa L.*
        Canada bluegrass, wiregrass
    Poa pratensis L.*
        Kentucky bluegrass
             Poa agassizensis B.Boivin & D.Löve
             Poa alpigena (Fr. ex Blytt) Lindm.
             Poa alpigena (Fr. ex Blytt) Lindm. subsp. colpodea
             Poa alpigena (Fr. ex Blytt) Lindm. var. colpodea (Fr. ex Blytt) Schol.
             Poa angustifolia L.
             Poa pratensis L. subsp. agassizensis
             Poa pratensis L. subsp. alpigena
             Poa pratensis L. subsp. angustifolia
             Poa pratensis L. subsp. colpodea
             Poa pratensis L. var. angustifolia (L.) Gaudin
             Poa pratensis L. var. alpigena Fr. ex Blytt
             Poa pratensis L. var. colpodea (Fr. ex Blytt) Schol.
             Poa pratensis L. var. domestica Laest.
             Poa pratensis L. var. gelida (Roem. & Schult.) Böcher
             Poa pratensis L. var. iantha Wahlenb.
             Poa pratensis L. var. vivipara (Malmgren) B.Boivin
  Genus: Schizachne
    Schizachne purpurascens (Torr.) Swallen*+
        false melic grass
             Avena torreyi Nash
             Melica purpurascens (Torr.) Hitchc.
             Schizachne purpurascens (Torr.) Swallen var. pubescens Dore
             Schizachne purpurascens (Torr.) Swallen var. purpurascens
             Schizachne striata (Michx.) Hultén
             Trisetum purpurascens Torr.
  Genus: Schizachyrium
    Schizachyrium scoparium (Michx.) Nash*+
        broom beard grass, little blue-stem, prairie beard grass
    Schizachyrium scoparium (Michx.) Nash var. scoparium
        broom beard grass, broom blue-stem, little blue-stem
             Andropogon neomexicanus Nash
             Andropogon praematurus Fernald
             Andropogon scoparius Michx.
             Andropogon scoparius Michx. var. frequens F.T.Hubb.
             Andropogon scoparius Michx. var. neomexicanus (Nash) Hitchc.
             Andropogon scoparius Michx. var. polycladus Scribn. & Ball
             Andropogon scoparius Michx. var. septentrionalis Fernald & Griscom
             Andropogon scoparius Michx. var. villosissimus Kearney
             Schizachyrium praematurum (Fernald) C.F.Reed
             Schizachyrium scoparium (Michx.) Nash subsp. scoparium
             Schizachyrium scoparium (Michx.) Nash var. frequens (F.T.Hubb.) Gould
             Schizachyrium scoparium (Michx.) Nash var. neomexicanum (Nash) Gould
             Schizachyrium scoparium (Michx.) Nash var. polycladum (Scribn. & Ball) C.F.Reed
  Genus: Setaria
    Setaria viridis (L.) P.Beauv.*+
        green bristle grass, green foxtail
  Genus: Sporobolus
    Sporobolus vaginiflorus (Torr. ex A.Gray) A.W.Wood var. vaginiflorus *+
        poverty grass, poverty drop-seed, sheathed drop-seed
             Sporobolus vaginiflorus (Torr. ex A.Gray) A.W.Wood var. inaequalis Fernald
  Genus: Stipa
    Stipa spartea Trin.*+
        needle grass, porcupine grass
             Hesperostipa spartea (Trin.) Barkworth
  Genus: Zizania
    Zizania palustris L. var. palustris +
        northern wild rice
             Zizania aquatica L. subsp. angustifolia
             Zizania aquatica L. var. angustifolia Hitchc.
Family: Polemoniaceae
  Genus: Phlox
    Phlox divaricata L. subsp. laphamii*+
        blue phlox, forest phlox, wild blue phlox, wild sweet-William, woodland phlox
             Phlox divaricata L. var. laphamii A.W.Wood
    Phlox pilosa L.*+
        downy phlox, prairie phlox
    Phlox pilosa L. subsp. fulgida+
        downy phlox, prairie phlox
             Phlox pilosa L. var. fulgida Wherry
    Phlox pilosa L. subsp. pilosa+
        downy phlox, prairie phlox
             Phlox argillacea Clute & Ferriss
             Phlox pilosa L. var. pilosa
             Phlox pilosa L. var. virens (Michx.) Wherry
             Phlox villosissima (A.Gray) Small, pro parte
Family: Polygalaceae
  Genus: Polygala
    Polygala paucifolia Willd.*+
        flowering-wintergreen, fringed polygala, gay-wings
             Triclisperma paucifolia (Willd.) Nieuwl.
    Polygala polygama Walter var. obtusata Chodat*+
        bitter milkwort, purple milkwort, racemed milkwort
Family: Polygonaceae
  Genus: Polygonella
    Polygonella articulata (L.) Meisn.*+
        coastal joint-weed
             Delopyrum articulatum (L.) Small
             Polygonum articulatum L.
  Genus: Polygonum
    Polygonum achoreum S.F.Blake*+
        beak-seeded knotweed, leathery knotweed
             Polygonum erectum L. subsp. achoreum
    Polygonum arenastrum Boreau*+
        door-yard knotweed, oval-leaved knotweed
             Polygonum aequale Lindm.
             Polygonum aviculare L. var. arenastrum (Boreau) Rouy
             Polygonum montereyense Brenckle
    Polygonum convolvulus L.*+
        black-bindweed, false buckwheat
             Bilderdykia convolvulus (L.) Dumort.
             Fallopia convolvulus (L.) A.Löve
             Polygonum convolvulus L. var. convolvulus
             Reynoutria convolvulus (L.) Shinners
             Tiniaria convolvulus (L.) Webb. & Moq.
    Polygonum punctatum Elliott var. confertiflorum (Meisn.) Fassett+
        dotted smartweed
             Persicaria punctata (Elliott) Small var. leptostachya (Meisn.) Small
             Polygonum acre Kunth var. confertiflorum Meisn.
             Polygonum acre Kunth var. leptostachyum Meisn.
             Polygonum antihaemorrhoidale Mart. f. aquatile Mart.
             Polygonum punctatum Elliott f. longicollum Fassett var. confertiflorum (Meisn.) Fassett
             Polygonum punctatum Elliott var. leptostachyum (Meisn.) Small
             Polygonum punctatum Elliott var. parvum Vict. & J.Rousseau
    Polygonum sagittatum L.*+
        arrow-leaved tear-thumb
             Polygonum sagittatum L. var. gracilentum Fernald
             Tracaulon sagittatum (L.) Small
             Tracaulon sagittatum (L.) Small var. gracilentum (Fernald) C.F.Reed
             Truellum sagittatum (L.) Soják
  Genus: Rumex
    Rumex acetosella L.*+
        common sheep sorrel, field sorrel, red sorrel, sheep sorrel
             Acetosella acetosella (L.) Small
             Acetosella tenuifolia (Wallr.) A.Löve
             Acetosella vulgaris (Koch) Fourr.
             Rumex acetosella L. subsp. angiocarpus
             Rumex acetosella L. var. pyrenaeus (Pourr.) Timb.-Lagr.
             Rumex acetosella L. var. tenuifolius Wallr.
             Rumex angiocarpus Murb.
             Rumex tenuifolius (Wallr.) A.Löve
    Rumex obtusifolius L.*+
        bitter dock
             Acetosa oblongifolia (L.) A.Löve & D.Löve
             Rumex obtusifolius L. subsp. agrestis
             Rumex obtusifolius L. subsp. sylvestris
             Rumex obtusifolius L. var. sylvestris (Wallr.) Koch
    Rumex orbiculatus A.Gray*+
        great water dock
             Rumex britannica of Amer. authors, not L.
             Rumex orbiculatus A.Gray var. borealis Rech.f.
             Rumex orbiculatus A.Gray var. orbiculatus
    Rumex patientia L.+
        patience dock
             Rumex patientia L. var. kurdicus Boiss.
Family: Polypodiaceae
  Genus: Polypodium
    Polypodium virginianum L.*+
        common polypody, rock-cap fern, rock polypody
             Polypodium vinlandicum A.Löve & D.Löve
             Polypodium vulgare auct. pro parte, non L.
             Polypodium vulgare L. var. americanum Hook.
             Polypodium vulgare L. var. virginianum (L.) D.C.Eaton
Family: Portulacaceae
  Genus: Claytonia
    Claytonia virginica L.*+
        spring-beauty, Virginia spring-beauty
             Claytonia virginica L. var. hammondiae (Kalmb.) J.J.Doyle, W.H.Lewis & D.B.Snyder
             Claytonia virginica L. var. virginica
Family: Potamogetonaceae
  Genus: Potamogeton
    Potamogeton alpinus Balb.*+
        alpine pondweed, red pondweed
             Potamogeton alpinus Balb. subsp. tenuifolius
             Potamogeton alpinus Balb. var. alpinus
             Potamogeton alpinus Balb. var. subellipticus (Fernald) Ogden
             Potamogeton alpinus Balb. var. tenuifolius (Raf.) Ogden
             Potamogeton tenuifolius Raf.
             Potamogeton tenuifolius Raf. var. subellipticus Fernald
    Potamogeton amplifolius Tuck.*+
        big-leaved pondweed, broad-leaved pondweed, large-leaved pondweed
    Potamogeton epihydrus Raf.*+
        ribbon-leaf pondweed, ribbon-leaved pondweed
             Potamogeton epihydrus Raf. subsp. nuttallii
             Potamogeton epihydrus Raf. var. cayugensis (Wiegand) A.Benn.
             Potamogeton epihydrus Raf. var. nuttallii (Cham. & Schltdl.) Fernald
             Potamogeton epihydrus Raf. var. ramosus (Peck) House
             Potamogeton epihydrus Raf. var. typicus Fernald
    Potamogeton foliosus Raf. subsp. foliosus*+
        leafy pondweed
             Potamogeton curtissii Morong
             Potamogeton foliosus Raf. var. foliosus
             Potamogeton foliosus Raf. var. genuinus Fernald
             Potamogeton foliosus Raf. var. macellus Fernald
    Potamogeton gramineus L.*+
        grass-leaved pondweed, variable-leaved pondweed
             Potamogeton gramineus L. var. graminifolius Fr.
             Potamogeton gramineus L. var. maximus Morong ex A.Benn.
             Potamogeton gramineus L. var. myriophyllus J.W.Robbins
             Potamogeton gramineus L. var. typicus Ogden
             Potamogeton heterophyllus auct. non Schreb.
    Potamogeton nodosus Poir.*+
        long-leaf pondweed, long-leaved pondweed
             Potamogeton americanus Cham. & Schltdl.
             Potamogeton fluitans auct. non Roth
    Potamogeton praelongus Wulfen*+
        white-stemmed pondweed
             Potamogeton praelongus Wulfen var. angustifolius Graebn.
    Potamogeton praelongus Wulfen X P. richardsonii (A.Benn.) Rydb.+
             Potamogeton richardsonii (A.Benn.) Rydb X P. praelongus Wulfen
    Potamogeton pusillus L. subsp. tenuissimus*+
        narrow-leaved small pondweed, slender pondweed, small pondweed
             Potamogeton berchtoldii Fieber
             Potamogeton berchtoldii Fieber var. acuminatus Fieber
             Potamogeton berchtoldii Fieber var. berchtoldii
             Potamogeton berchtoldii Fieber var. colpophilus (Fernald) Fernald
             Potamogeton berchtoldii Fieber var. lacunatus (Hagstr.) Fernald
             Potamogeton berchtoldii Fieber var. mucronatus Fieber
             Potamogeton berchtoldii Fieber var. polyphyllus (Morong) Fernald
             Potamogeton berchtoldii Fieber var. tenuissimus (Mert. & W.D.J.Koch) Fernald
             Potamogeton pusillus L. var. mucronatus (Fieber) Graebn.
             Potamogeton pusillus L. var. tenuissimus Mert. & W.D.J.Koch
    Potamogeton richardsonii (A.Benn.) Rydb.*+
        Richardson's pondweed
             Potamogeton perfoliatus L. subsp. richardsonii
             Potamogeton perfoliatus L. var. richardsonii A.Benn.
    Potamogeton robbinsii Oakes*+
        fern pondweed, Robbins' pondweed
             Potamogeton robbinsii Oakes f. cultellatus Fassett
    Potamogeton strictifolius A.Benn.*+
        narrow-leaved pondweed, stiff pondweed, straight-leaved pondweed
             Potamogeton pusillus L. var. rutiloides (Fernald) B.Boivin
             Potamogeton rutilus auct. non Wolfg.
             Potamogeton strictifolius A.Benn. var. rutiloides Fernald
             Potamogeton strictifolius A.Benn. var. typicus Fernald
    Potamogeton zosteriformis Fernald*+
        flat-stem pondweed, flat-stemmed pondweed
             Potamogeton compressus auct. non L.
             Potamogeton zosterifolius auct. non Schumach.
             Potamogeton zosterifolius Schumach. subsp. zosteriformis
             Potamogeton zosterifolius Schumach. var. americanus A.Benn.
    Potamogeton X spathuliformis (J.W.Robbins) Morong (pro sp.) X +
             Potamogeton gramineus L. X P. illinoensis Morong
             Potamogeton illinoensis Morong X P. gramineus L.
             Potamogeton varians Morong
  Genus: Stuckenia
    Stuckenia pectinata (L.) Börner*+
        comb pondweed, sago pondweed
             Coleogeton pectinatus (L.) Les & R.R.Haynes
             Potamogeton pectinatus L.
Family: Primulaceae
  Genus: Lysimachia
    Lysimachia ciliata L.*+
        fringed loosestrife
             Steironema ciliatum (L.) Baudo
             Steironema pumilum Greene
    Lysimachia quadrifolia L.*+
        whorled loosestrife, whorled yellow loosestrife
    Lysimachia terrestris (L.) Britton, Sterns & Poggenb.*+
        bulbil loosestrife, swamp-candles, swamp loosestrife
             Lysimachia stricta Aiton var. ovata E.L.Rand & Redfield
             Lysimachia terrestris (L.) Britton, Sterns & Poggenb. f. florifera B.Boivin
             Lysimachia terrestris (L.) Britton, Sterns & Poggenb. var. ovata (E.L.Rand & Redfield) Fernald
  Genus: Trientalis
    Trientalis borealis Raf. subsp. borealis*+
        American starflower
             Trientalis americana Pursh
Family: Pteridaceae
  Genus: Adiantum
    Adiantum pedatum L.*+
        maidenhair fern, northern maidenhair fern
Family: Pyrolaceae
  Genus: Chimaphila
    Chimaphila umbellata (L.) W.P.C.Barton subsp. cisatlantica*+
        pipsissewa, prince's-pine
             Chimaphila corymbosa Pursh
             Chimaphila umbellata (L.) W.P.C.Barton var. cisatlantica S.F.Blake
  Genus: Moneses
    Moneses uniflora (L.) A.Gray subsp. uniflora*+
        one-flowered pyrola, one-flowered shin-leaf, one-flowered wood-nymph, single delight
             Pyrola uniflora L.
  Genus: Orthilia
    Orthilia secunda (L.) House*+
        one-sided shin-leaf, one-sided wintergreen
             Orthilia secunda (L.) House subsp. obtusata
             Orthilia secunda (L.) House var. obtusata (Turcz.) House
             Pyrola secunda L.
             Pyrola secunda L. subsp. obtusata
             Pyrola secunda L. var. obtusata Turcz.
             Pyrola secunda L. var. secunda
             Ramischia elatior Rydb.
             Ramischia secunda (L.) Garcke
  Genus: Pyrola
    Pyrola chlorantha Sw.*+
        green-flowered wintergreen, shin-leaf
             Pyrola chlorantha Sw. var. convoluta (W.P.C.Barton) Fernald
             Pyrola chlorantha Sw. var. paucifolia Fernald
             Pyrola chlorantha Sw. var. revoluta Jenn.
             Pyrola chlorantha Sw. var. saximontana Fernald
             Pyrola convoluta W.P.C.Barton
             Pyrola virens Schweigg.
             Pyrola virens Schweigg. f. paucifolia (Fernald) Fernald
             Pyrola virens Schweigg. var. convoluta (W.P.C.Barton) Fernald
             Pyrola virens Schweigg. var. saximontana (Fernald) Fernald
             Pyrola virens Schweigg. var. virens
    Pyrola elliptica Nutt.*+
        elliptic shin-leaf, large-leaved shin-leaf, wax-flower shin-leaf
             Pyrola compacta Jenn.
    Pyrola rotundifolia L. subsp. americana*+
        round-leaved shin-leaf
             Pyrola americana Sweet
             Pyrola asarifolia Michx. subsp. americana
             Pyrola obovata Bertol.
             Pyrola rotundifolia L. var. americana (Sweet) Fernald
Family: Ranunculaceae
  Genus: Actaea
    Actaea pachypoda Elliott*+
        doll's-eyes, white baneberry
             Actaea alba auct. non (L.) Mill.
             Actaea pachypoda Elliott f. microcarpa (DC.) Fassett
             Actaea pachypoda Elliott f. rubrocarpa (Killip) Fernald
  Genus: Anemone
    Anemone acutiloba (DC.) G.Lawson*+
        sharp-lobed hepatica
             Hepatica acutiloba DC.
             Hepatica acuta (Pursh) Britton
             Hepatica nobilis Schreb. var. acuta (Pursh) Steyerm.
             Hepatica triloba Chaix var. acuta Pursh
             Hepatica triloba Chaix var. acutiloba (DC.) R.Warner
    Anemone americana (DC.) H.Hara*+
        round-lobed hepatica
             Anemone hepatica L.
             Hepatica americana (DC.) Ker Gawl.
             Hepatica hepatica (L.) H.Karst.
             Hepatica nobilis Schreb. var. obtusa (Pursh) Steyerm.
             Hepatica triloba Chaix var. americana DC.
             Hepatica triloba Chaix var. obtusa Pursh
    Anemone canadensis L.*+
        Canada anemone, Canadian anemone, meadow anemone
             Anemone dichotoma L. var. canadensis (L.) MacMill.
    Anemone cylindrica A.Gray*+
        candle anemone, long-headed anemone, thimbleweed
    Anemone quinquefolia L. var. quinquefolia *+
        nightcaps, wood anemone
             Anemone nemorosa L. var. bifolia (Farw.) B.Boivin
             Anemone nemorosa L. var. quinquefolia (L.) Pursh
             Anemone quinquefolia L. var. bifolia Farw.
             Anemone quinquefolia L. var. interior Fernald
    Anemone virginiana L. var. alba (Oakes) A.W.Wood*+
        tall anemone, thimbleweed
             Anemone cylindrica A.Gray var. alba Oakes
             Anemone riparia Fernald
             Anemone riparia Fernald f. inconspicua Fernald
             Anemone virginiana L. var. riparia (Fernald) B.Boivin
    Anemone virginiana L. var. virginiana +
        tall anemone, tall thimbleweed
             Anemone virginiana L. f. leucosepala Fernald
  Genus: Aquilegia
    Aquilegia canadensis L.*+
        Canadian columbine, red columbine, wild columbine
             Aquilegia australis Small
             Aquilegia canadensis L. f. flaviflora (Tenney) Britton
             Aquilegia canadensis L. var. australis (Small) Munz
             Aquilegia canadensis L. var. coccinea (Small) Munz
             Aquilegia canadensis L. var. eminens (Greene) B.Boivin
             Aquilegia canadensis L. var. flaviflora (Tenney) Britton
             Aquilegia canadensis L. var. hybrida Hook.
             Aquilegia canadensis L. var. latiuscula (Greene) Munz
             Aquilegia coccinea Small
             Aquilegia eminens Greene
             Aquilegia flaviflora Tenney
             Aquilegia latiuscula Greene
             Aquilegia phoenicantha Cory
  Genus: Caltha
    Caltha palustris L.*+
        cowslip, marsh-marigold, yellow marsh-marigold
             Caltha arctica R.Br.
             Caltha asarifolia DC.
             Caltha flabellifolia Pursh
             Caltha minor Mill. subsp. arctica
             Caltha natans Pall. var. arctica (R.Br.) Hultén
             Caltha natans Pall. var. asarifolia (DC.) Huth
             Caltha palustris L. subsp. arctica
             Caltha palustris L. subsp. asarifolia
             Caltha palustris L. subsp. radicans
             Caltha palustris L. var. arctica (R.Br.) Huth
             Caltha palustris L. var. asarifolia (DC.) Rothr.
             Caltha palustris L. var. flabellifolia (Pursh) Torr. & A.Gray
             Caltha palustris L. var. palustris
             Caltha palustris L. var. radicans (J.R.Forst.) Huth
             Caltha radicans J.R.Forst.
  Genus: Clematis
    Clematis virginiana L.*+
        devil's-darning-needle, virgin's-bower
             Clematis canadensis Mill.
             Clematis holosericea Pursh
             Clematis missouriensis Rydb.
             Clematis virginiana L. f. missouriensis (Rydb.) Fernald
             Clematis virginiana L. var. missouriensis (Rydb.) E.J.Palmer & Steyerm.
  Genus: Coptis
    Coptis trifolia (L.) Salisb.*+
        three-leaved gold-thread
             Anemone groenlandica Oeder
             Coptis groenlandica (Oeder) Fernald
             Coptis trifolia (L.) Salisb. subsp. groenlandica
             Coptis trifolia (L.) Salisb. subsp. trifolia
             Coptis trifolia (L.) Salisb. var. groenlandica (Oeder) Fassett
             Coptis trifolia (L.) Salisb. var. trifolia
             Helleborus trifolius L.
  Genus: Enemion
    Enemion biternatum Raf.*+
        false rue anemone
             Isopyrum biternatum (Raf.) Torr. & A.Gray
             Isopyrum biternatum (Raf.) Torr. & A.Gray f. acutilobum Fernald
  Genus: Ranunculus
    Ranunculus abortivus L.*+
        little-leaf buttercup, small-flowered buttercup
             Ranunculus abortivus L. subsp. acrolasius
             Ranunculus abortivus L. var. abortivus
             Ranunculus abortivus L. var. acrolasius Fernald
             Ranunculus abortivus L. var. eucyclus Fernald
             Ranunculus abortivus L. var. indivisus Fernald
             Ranunculus abortivus L. var. typicus Fernald
    Ranunculus aquatilis L. var. diffusus With.*+
        white water crowfoot
             Batrachium circinatum (Sibth.) Rchb. subsp. subrigidum
             Batrachium flaccidum (Pers.) Rupr.
             Batrachium longirostre (Godr.) F.W.Schultz
             Batrachium porteri (Britton) Britton
             Batrachium trichophyllum (Chaix) F.W.Schultz
             Ranunculus amphibius James
             Ranunculus aquatilis L. var. calvescens (W.B.Drew) L.D.Benson
             Ranunculus aquatilis L. var. capillaceus (Thuill.) DC.
             Ranunculus aquatilis L. var. harrisii L.D.Benson
             Ranunculus aquatilis L. var. lalondei L.D.Benson
             Ranunculus aquatilis L. var. longirostris (Godr.) Lawson
             Ranunculus aquatilis L. var. porteri (Britton) L.D.Benson
             Ranunculus aquatilis L. var. subrigidus (W.B.Drew) Breitung
             Ranunculus aquatilis L. var. trichophyllus (Chaix) A.Gray
             Ranunculus circinatus auct. non Sibth.
             Ranunculus circinatus Sibth. var. subrigidus (W.B.Drew) L.D.Benson
             Ranunculus confervoides (Fr.) Fr.
             Ranunculus flaccidus Pers.
             Ranunculus longirostris Godr.
             Ranunculus subrigidus W.B.Drew
             Ranunculus trichophyllus Chaix
             Ranunculus trichophyllus Chaix var. calvescens W.B.Drew
             Ranunculus trichophyllus Chaix var. eradicatus (Laest.) W.B.Drew
             Ranunculus trichophyllus Chaix var. trichophyllus
             Ranunculus trichophyllus Chaix var. typicus W.B.Drew
             Ranunculus usneoides Greene
    Ranunculus flammula L. var. reptans (L.) E.Mey.+
        creeping spearwort, flam buttercup, spearwort buttercup
             Ranunculus filiformis Michx.
             Ranunculus flammula L. var. filiformis (Michx.) Hook.
             Ranunculus reptans L.
             Ranunculus reptans L. var. filiformis (Michx.) DC.
             Ranunculus reptans L. var. intermedius (Hook.) Torr. & A.Gray
    Ranunculus hispidus Michx.*+
        bristly buttercup, hispid buttercup, rough buttercup
    Ranunculus recurvatus Poir. var. recurvatus *+
        blisterwort, hooked buttercup
             Ranunculus recurvatus Poir. f. laevicaulis Weath.
             Ranunculus recurvatus Poir. var. adpressipilis Weath.
             Ranunculus recurvatus Poir. var. typicus L.D.Benson
  Genus: Thalictrum
    Thalictrum dasycarpum Fisch. & Avé-Lall.*+
        purple meadow-rue, tall meadow-rue
             Thalictrum dasycarpum Fisch. & Avé-Lall. var. dasycarpum
             Thalictrum dasycarpum Fisch. & Avé-Lall. var. hypoglaucum (Rydb.) B.Boivin
             Thalictrum hypoglaucum Rydb.
    Thalictrum dioicum L.*+
        early meadow-rue, quicksilver-weed
Family: Rhamnaceae
  Genus: Ceanothus
    Ceanothus americanus L.*+
        New Jersey tea, red-root
             Ceanothus americanus L. var. americanus
             Ceanothus americanus L. var. intermedius (Pursh) Torr. & A.Gray
             Ceanothus americanus L. var. pitcheri Torr. & A.Gray
             Ceanothus intermedius Pursh
    Ceanothus herbaceus Raf.*+
        inland New Jersey tea, Jersey tea, prairie red-root
             Ceanothus herbaceus Raf. var. herbaceus
             Ceanothus herbaceus Raf. var. pubescens (Torr. & A.Gray ex S.Watson) Shinners
             Ceanothus ovatus auct. non Desf.
             Ceanothus ovatus Desf. f. pubescens (Torr. & A.Gray ex S.Watson) Soper
             Ceanothus ovatus Desf. var. pubescens Torr. & A.Gray ex S.Watson
             Ceanothus pubescens (Torr. & A.Gray ex S.Watson) Rydb. ex Small
  Genus: Rhamnus
    Rhamnus alnifolia L'Hér.*+
        alder buckthorn, alder-leaf buckthorn
Family: Rosaceae
  Genus: Agrimonia
    Agrimonia gryposepala Wallr.*+
        common agrimony, tall hairy agrimony
    Agrimonia pubescens Wallr.*+
        downy agrimony, soft agrimony
             Agrimonia mollis (Torr. & A.Gray) Britton
  Genus: Amelanchier
    Amelanchier laevis Wiegand*+
        Allegheny serviceberry, Allegheny shadblow, smooth serviceberry
             Amelanchier arborea (F.Michx.) Fernald subsp. laevis
             Amelanchier arborea (F.Michx.) Fernald var. cordifolia (Ashe) B.Boivin
             Amelanchier arborea (F.Michx.) Fernald var. laevis (Wiegand) Ahles
             Amelanchier laevis Wiegand f. nitida Wiegand
             Amelanchier laevis Wiegand var. nitida (Wiegand) Fernald
             Amelanchier X grandiflora Rehder X
    Amelanchier sanguinea (Pursh) DC. var. sanguinea *+
        low shadblow, New England serviceberry, round-leaved serviceberry
             Amelanchier humilis Wiegand
             Amelanchier humulis Wiegand var. campestris Nielsen
             Amelanchier humilis Wiegand var. compacta Nielsen
             Amelanchier humulis Wiegand var. exserrata Nielsen
             Amelanchier humulis Wiegand var. humilis
             Amelanchier humilis Wiegand var. typica Nielsen
             Amelanchier huronensis Wiegand
             Pyrus sanguinea Pursh
    Amelanchier spicata (Lam.) K.Koch*+
        dwarf serviceberry
             Amelanchier mucronata Nielsen
             Amelanchier stolonifera Wiegand
             Crataegus spicata Lam.
  Genus: Aronia
    Aronia X prunifolia (Marshall) Rehder (pro sp.) X *+
        black chokecherry, hybrid chokeberry
             Aronia arbutifolia (L.) Elliott var. atropurpurea (Britton) F.Seym.
             Aronia atropurpurea Britton
             Aronia floribunda (Lindl.) Spach
             Aronia prunifolia (Marshall) Rehder
             Photinia floribunda (Lindl.) K.R.Robertson & J.B.Phipps
             Pyrus arbutifolia (L.f.) Pers. var. atropurpurea (Britton) B.L.Rob.
             Pyrus floribunda Lindl.
             Sorbus arbutifolia (L.) Heynh. var. atropurpurea (Britton) C.K.Schneid.
  Genus: Comarum
    Comarum palustre L.*+
        marsh cinquefoil
             Potentilla palustris (L.) Scop.
             Potentilla palustris (L.) Scop. var. parvifolia (Raf.) Fernald & B.H.Long
             Potentilla palustris (L.) Scop. var. villosa (Pers.) Lehm.
  Genus: Crataegus
    Crataegus florifera Sarg.+
             Crataegus bicknellii Eggl.
             Crataegus celsa Sarg.
             Crataegus florifera Sarg. var. celsa (Sarg.) Kruschke
             Crataegus florifera Sarg. var. shirleyensis (Sarg.) Kruschke
             Crataegus incerta Sarg.
             Crataegus shirleyensis Sarg.
             Crataegus silvestris Sarg.
             Crataegus sylvestris Sarg.
             Crataegus wisconsinensis Kruschke
             Crataegus X celsa Sarg. X
             Crataegus X shirleyensis Sarg. X
             Crataegus X silvestris Sarg. X
    Crataegus macrosperma Ashe*+
        big-fruit hawthorn, large-seeded hawthorn
             Crataegus chadsfordiana Sarg.
             Crataegus flabellata sensu Gleason & Cronquist (1991) and Swink & Wilhelm (1994)
             Crataegus fretalis Sarg.
             Crataegus macrosperma Ashe var. acutiloba (Sarg.) Eggl.
             Crataegus macrosperma Ashe var. eganii (Ashe) Kruschke
             Crataegus macrosperma Ashe var. macrosperma
             Crataegus macrosperma Ashe var. matura (Sarg.) Eggl.
             Crataegus macrosperma Ashe var. pastora (Sarg.) Eggl.
             Crataegus macrosperma Ashe var. pentandra (Sarg.) Eggl.
             Crataegus macrosperma Ashe var. roanensis (Ashe) E.J.Palmer
             Crataegus randiana Sarg.
             Crataegus roanensis Ashe
             Crataegus roanensis Ashe var. heidelbergensis (Sarg.) Kruschke
             Crataegus roanensis Ashe var. roanensis
             Crataegus X chadsfordiana Sarg. X
             Crataegus X fretalis Sarg. X
             Crataegus X randiana Sarg. X
    Crataegus punctata Jacq.+
        dotted hawthorn
             Crataegus punctata Jacq. f. aurea (Aiton) Rehder
             Crataegus punctata Jacq. var. aurea Aiton
             Crataegus punctata Jacq. var. canescens Britton
             Crataegus punctata Jacq. var. microphylla Sarg.
             Crataegus punctata Jacq. var. punctata
             Crataegus punctata Jacq. f. canescens (Britton) Kruschke var. punctata
             Crataegus punctata Jacq. f. intermedia Kruschke var. punctata
    Crataegus schuettei Ashe+
        Schuette's hawthorn
             Crataegus alnorum Sarg.
             Crataegus basilica Beadle
             Crataegus ferrissii Ashe
             Crataegus schuettei Ashe var. basilica (Beadle) J.B.Phipps
             Crataegus schuettei Ashe var. cuneata Kruschke
             Crataegus schuettei Ashe var. ferrissii (Ashe) Kruschke
             Crataegus schuettei Ashe var. gigantea Kruschke
             Crataegus schuettei Ashe var. schuettei
             Crataegus tortilis Ashe
    Crataegus succulenta Schrad. ex Link+
        fleshy hawthorn
             Crataegus ambrosia Sarg.
             Crataegus ardula Sarg.
             Crataegus chrysocarpa Ashe var. bicknellii (Eggl.) E.J.Palmer
             Crataegus ferta Sarg.
             Crataegus florifera Sarg. var. mortonis (Laughlin) Kruschke
             Crataegus florifera Sarg. var. virilis (Sarg.) Kruschke
             Crataegus gemmosa Sarg.
             Crataegus laxiflora Sarg.
             Crataegus macracantha Lodd. ex Loudon var. colorado (Ashe) Kruschke
             Crataegus neofluvialis Ashe
             Crataegus pisifera Sarg.
             Crataegus rutila Sarg.
             Crataegus saeva Sarg.
             Crataegus succulenta Schrad. ex Link var. gemmosa (Sarg.) Kruschke
             Crataegus succulenta Schrad. ex Link var. laxiflora (Sarg.) Kruschke
             Crataegus succulenta Schrad. ex Link var. michiganensis (Ashe) E.J.Palmer
             Crataegus succulenta Schrad. ex Link var. neofluvialis (Ashe) E.J.Palmer
             Crataegus succulenta Schrad. ex Link var. pisifera (Sarg.) Kruschke
             Crataegus succulenta Schrad. ex Link var. rutila (Sarg.) Kruschke
             Crataegus succulenta Schrad. ex Link var. succulenta
             Crataegus venulosa Sarg.
             Crataegus virilis Sarg.
  Genus: Fragaria
    Fragaria vesca L. subsp. americana*+
        hillside strawberry, thin-leaved wild strawberry, woodland strawberry
             Fragaria americana (Porter) Britton
             Fragaria vesca L. var. americana Porter
    Fragaria virginiana Duchesne*+
        thick-leaved wild strawberry, Virginia strawberry, wild strawberry
             Fragaria australis (Rydb.) Rydb.
             Fragaria canadensis Michx.
             Fragaria glauca (S.Watson) Rydb.
             Fragaria grayana E.Vilm. ex J.Gay
             Fragaria illinoensis W.R.Prince
             Fragaria multicipita Fernald
             Fragaria ovalis (Lehm.) Rydb.
             Fragaria platypetala Rydb.
             Fragaria platypetala Rydb. var. sibbaldifolia (Rydb.) Jeps.
             Fragaria sibbaldifolia Rydb.
             Fragaria suksdorfii Rydb.
             Fragaria truncata Rydb.
             Fragaria virginiana Duchesne f. maliflora Haynie
             Fragaria virginiana Duchesne subsp. glauca
             Fragaria virginiana Duchesne subsp. grayana
             Fragaria virginiana Duchesne subsp. platypetala
             Fragaria virginiana Duchesne subsp. virginiana
             Fragaria virginiana Duchesne var. australis Rydb.
             Fragaria virginiana Duchesne var. canadensis (Michx.) Farw.
             Fragaria virginiana Duchesne var. (?) glauca S.Watson
             Fragaria virginiana Duchesne var. illinoensis (W.R.Prince) A.Gray
             Fragaria virginiana Duchesne var. ovalis (Lehm.) R.J.Davis
             Fragaria virginiana Duchesne var. platypetala (Rydb.) Hall
             Fragaria virginiana Duchesne var. virginiana
             Potentilla ovalis Lehm.
  Genus: Geum
    Geum aleppicum Jacq.*+
        yellow avens
             Geum aleppicum Jacq. subsp. strictum
             Geum aleppicum Jacq. var. strictum (Aiton) Fernald
             Geum strictum Aiton
             Geum strictum Aiton var. decurrens (Rydb.) Kearney & Peebles
    Geum canadense Jacq.*+
        white avens
             Geum canadense Jacq. var. camporum (Rydb.) Fernald & Weath.
  Genus: Physocarpus
    Physocarpus opulifolius (L.) Maxim.*+
        common ninebark
    Physocarpus opulifolius (L.) Maxim. var. opulifolius +
        common ninebark
             Opulaster alabamensis Rydb.
             Opulaster australis Rydb.
             Opulaster opulifolius (L.) Kuntze
             Opulaster stellatus Rydb.
             Spiraea opulifolia L.
  Genus: Potentilla
    Potentilla argentea L.*+
        silvery cinquefoil, silvery five-fingers
    Potentilla arguta Pursh subsp. arguta*+
        prairie cinquefoil, tall cinquefoil, tall potentilla
             Drymocallis agrimonioides (Pursh) Rydb.
             Drymocallis arguta (Pursh) Rydb.
             Geum agrimonioides Pursh
             Potentilla arguta Pursh var. arguta
    Potentilla norvegica L.*+
        Norwegian cinquefoil, rough cinquefoil, strawberry-weed
             Potentilla hirsuta Michx.
             Potentilla labradorica Lehm.
             Potentilla monspeliensis L.
             Potentilla norvegica L. subsp. hirsuta
             Potentilla norvegica L. var. hirsuta (Michx.) Torr. & A.Gray
             Potentilla norvegica L. subsp. monspeliensis
             Potentilla norvegica L. var. labradorica (Lehm.) Fernald
    Potentilla recta L.*+
        rough-fruited cinquefoil, sulphur cinquefoil, sulphur five-fingers
             Potentilla pilosa Willd.
             Potentilla recta L. var. obscura (Nestl.) W.D.J.Koch
             Potentilla recta L. var. pilosa (Willd.) Ledeb.
             Potentilla recta L. var. sulphurea (Lam.) Peyr.
             Potentilla sulphurea Lam.
    Potentilla simplex Michx.*+
        common cinquefoil, old-field five-fingers, old-field cinquefoil
             Potentilla simplex Michx. var. argyrisma Fernald
             Potentilla simplex Michx. var. calvescens Fernald
             Potentilla simplex Michx. var. typica Fernald
  Genus: Prunus
    Prunus nigra Aiton*+
        Canadian plum
             Prunus americana Marshall var. nigra (Aiton) Waugh
    Prunus pumila L. var. susquehanae (hort. ex Willd.) H.Jaeger
        Susquehana sand cherry, sand cherry
             Prunus cuneata Raf.
             Prunus pumila L. var. cuneata (Raf.) L.H.Bailey
             Prunus susquehanae hort. ex Willd.
    Prunus serotina Ehrh.*+
        wild black cherry
             Prunus serotina Ehrh. var. serotina
  Genus: Rosa
    Rosa blanda Aiton*+
        early wild rose, smooth rose, wild rose
             Rosa blanda Aiton f. alba (Schuette ex Erlanson) Fernald
             Rosa blanda Aiton f. carpohispida (Schuette) W.H.Lewis
             Rosa blanda Aiton var. alba Schuette
             Rosa blanda Aiton var. blanda
             Rosa blanda Aiton var. carpohispida Schuette
             Rosa blanda Aiton var. glandulosa Schuette
             Rosa blanda Aiton var. hispida Farw.
             Rosa blanda Aiton var. nuda Schuette
             Rosa blanda Aiton var. subgeminata (Schuette) Erlanson
             Rosa blanda Aiton var. subgeminata Schuette
    Rosa carolina L.*+
        Carolina rose, pasture rose
    Rosa palustris Marshall*+
        swamp rose
             Rosa carolina L. var. inermis Regel
             Rosa dasistema Raf.
             Rosa floridana Rydb.
             Rosa lancifolia Small
             Rosa palustris Marshall f. inermis (Regel) W.H.Lewis
             Rosa palustris Marshall var. dasistema (Raf.) E.J.Palmer & Steyerm.
  Genus: Rubus
    Rubus allegheniensis Porter ex L.H.Bailey var. allegheniensis +
        Allegheny blackberry, common blackberry
             Rubus allegheniensis Porter ex L.H.Bailey f. albinus (L.H.Bailey) Fernald
             Rubus allegheniensis Porter ex L.H.Bailey f. calycosus (Fernald) Fernald
             Rubus allegheniensis Porter ex L.H.Bailey f. rubrobaccus L.P.Wolfwe & Hodgdon
             Rubus allegheniensis Porter ex L.H.Bailey var. albinus (L.H.Bailey) L.H.Bailey
             Rubus allegheniensis Porter ex L.H.Bailey var. calycosus (Fernald) Fernald
             Rubus allegheniensis Porter ex L.H.Bailey var. nigrobaccus (L.H.Bailey) Farw.
             Rubus allegheniensis Porter ex L.H.Bailey var. plausus L.H.Bailey
             Rubus allegheniensis Porter ex L.H.Bailey var. populifolius Fernald
             Rubus attractus L.H.Bailey
             Rubus avipes L.H.Bailey
             Rubus bractealis L.H.Bailey
             Rubus campester L.H.Bailey
             Rubus canadensis L. var. pergratus (Blanch.) L.H.Bailey
             Rubus congruus L.H.Bailey
             Rubus floricomus Blanch.
             Rubus latens L.H.Bailey
             Rubus montanus (Porter) Porter
             Rubus nigrobaccus L.H.Bailey
             Rubus nigrobaccus L.H.Bailey var. albinus (L.H.Bailey) L.H.Bailey
             Rubus nigrobaccus L.H.Bailey var. calycosus Fernald
             Rubus nigrobaccus L.H.Bailey var. sativus (L.H.Bailey) L.H.Bailey
             Rubus nuperus L.H.Bailey
             Rubus par L.H.Bailey
             Rubus paulus L.H.Bailey
             Rubus pergratus Blanch.
             Rubus pergratus Blanch. var. pergratus
             Rubus rappii L.H.Bailey
             Rubus sativus (L.H.Bailey) Brainerd
             Rubus separ L.H.Bailey
             Rubus villosus of Amer. authors, not Aiton nor Thunb.
             Rubus villosus Aiton var. albinus L.H.Bailey
             Rubus villosus Aiton var. engelmannii Focke
             Rubus villosus Aiton var. montanus Porter
             Rubus villosus Aiton var. sativus L.H.Bailey
             Rubus villosus Aiton var. villigerus Focke
    Rubus alumnus L.H.Bailey+
        old-field blackberry
             Rubus apianus L.H.Bailey
             Rubus bellobatus L.H.Bailey
             Rubus corei L.H.Bailey
             Rubus facetus L.H.Bailey
             Rubus fernaldianus L.H.Bailey
             Rubus impos L.H.Bailey
             Rubus licitus L.H.Bailey
             Rubus miriflorus L.H.Bailey
             Rubus ostryifolius L.H.Bailey, non Rydb.
             Rubus parcifrondifer L.H.Bailey
             Rubus pubifolius L.H.Bailey
             Rubus tennesseanus L.H.Bailey
    Rubus canadensis L.+
        smooth blackberry
             Rubus argutus Link var. randii (L.H.Bailey) L.H.Bailey
             Rubus besseyi L.H.Bailey
             Rubus canadensis L. var. imus L.H.Bailey
             Rubus forestalis L.H.Bailey
             Rubus illustris L.H.Bailey
             Rubus irregularis L.H.Bailey
             Rubus laetabilis L.H.Bailey
             Rubus millspaughii Britton
             Rubus randii (L.H.Bailey) Rydb.
             Rubus villosus Aiton var. randii L.H.Bailey
    Rubus glandicaulis Blanch.+
        gland-stem blackberry
             Rubus acadiensis L.H.Bailey
             Rubus atwoodii L.H.Bailey
             Rubus bracteoliferus Fernald
             Rubus grandidens L.H.Bailey
             Rubus montpelierensis Blanch.
             Rubus X glandicaulis Blanch. X
             Rubus X montpelierensis Blanch. X
    Rubus idaeus L. var. strigosus (Michx.) Maxim.*+
        American red raspberry, red raspberry, wild red raspberry
             Rubus carolinianus Rydb.
             Rubus idaeus L. f. inermis Kaufm.
             Rubus idaeus L. subsp. melanolasius
             Rubus idaeus L. subsp. sachalinensis
             Rubus idaeus L. subsp. strigosus
             Rubus idaeus L. var. aculeatissimus Regel & Tiling
             Rubus idaeus L. var. canadensis Richardson
             Rubus idaeus L. var. gracilipes M.E.Jones
             Rubus idaeus L. var. melanolasius (Dieck) R.J.Davis
             Rubus idaeus L. var. melanotrachys (Focke) Fernald
             Rubus melanolasius Focke
             Rubus strigosus Michx.
             Rubus strigosus Michx. var. acalyphacea (Greene) L.H.Bailey
             Rubus strigosus Michx. var. arizonicus (Greene) Kearney & Peebles
             Rubus strigosus Michx. var. canadensis (Richardson) House
    Rubus ithacanus L.H.Bailey+
        Ithaca blackberry
             Rubus florenceae L.H.Bailey
             Rubus latens L.H.Bailey, pro parte
             Rubus pauper L.H.Bailey
             Rubus pityophilus S.J.Sm.
             Rubus pohlii L.H.Bailey
             Rubus schoolcraftianus L.H.Bailey
    Rubus occidentalis L.*+
        black-cap, black raspberry
             Rubus occidentalis L. f. pallidus (L.H.Bailey) B.L.Rob.
             Rubus occidentalis L. var. pallidus L.H.Bailey
    Rubus pubescens Raf.*+
        dwarf red raspberry
             Cylactis pubescens (Raf.) W.A.Weber
             Rubus americanus Britton
             Rubus pubescens Raf. var. pilosifolius A.F.Hill
             Rubus pubescens Raf. var. pubescens
             Rubus saxatilis L. var. canadensis Michx.
             Rubus triflorus Richardson
    Rubus stipulatus L.H.Bailey+
        Big Horseshoe Lake dewberry
    Rubus wheeleri (L.H.Bailey) L.H.Bailey+
        Wheeler's blackberry
             Rubus compos L.H.Bailey
             Rubus fassettii L.H.Bailey
             Rubus potis L.H.Bailey
             Rubus rowleei L.H.Bailey
             Rubus semisetosus Blanch. var. wheeleri L.H.Bailey
             Rubus univocus L.H.Bailey
  Genus: Sorbus
    Sorbus americana Marshall*+
        American mountain-ash
             Pyrus americana (Marshall) DC.
             Pyrus americana (Marshall) DC. var. microcarpa (Pursh) Torr. & A.Gray
             Pyrus microcarpa (Pursh) DC.
             Sorbus microcarpa Pursh
  Genus: Spiraea
    Spiraea alba Du Roi var. alba *+
        white meadowsweet
    Spiraea tomentosa L. var. rosea (Raf.) Fernald*+
        hard-hack, steeplebush
Family: Rubiaceae
  Genus: Galium
    Galium aparine L.*+
        annual bedstraw, cleavers, goose-grass, sticky-willy
             Galium agreste Wallr. var. echinospermum Wallr.
             Galium aparine L. var. aparine
             Galium aparine L. var. echinospermum (Wallr.) Farw.
             Galium aparine L. var. intermedium (Merr.) Briq.
             Galium aparine L. var. minor Hook.
             Galium aparine L. var. vaillantii (DC.) Koch
             Galium spurium L. var. echinospermum (Wallr.) Hayek
             Galium spurium L. var. vaillantii (DC.) Gren. & Godr.
             Galium spurium L. var. vaillantii (DC.) G.Beck
             Galium vaillantii DC.
    Galium asprellum Michx.*+
        rough bedstraw
    Galium boreale L.*+
        northern bedstraw
             Galium boreale L. subsp. septentrionale
             Galium boreale L. subsp. septentrionale
             Galium boreale L. var. hyssopifolium (Hoffm.) DC.
             Galium boreale L. var. intermedium DC.
             Galium boreale L. var. linearifolium Rydb.
       &nbs