Authors: Mary Ann Feist
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Families: 116
Genera: 366
Species: 746 (species rank)
Total Taxa: 759 (including subsp. and var.)

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Viburnum acerifolium L. - maple-leaved viburnum
Viburnum lentago L. - sheepberry
Viburnum trilobum Marshall - high-bush cranberry
Alisma subcordatum Raf. - southern water-plantain
Alisma triviale Pursh - northern water-plantain
Sagittaria cristata Engelm. - crested arrow-head
Sagittaria graminea subsp. graminea - grass-leaved sagittaria
Sagittaria rigida Pursh - stiff arrow-head
Rhus glabra L. - smooth sumac
Rhus typhina L. - staghorn sumac
Angelica atropurpurea L. - purple-stem angelica
Carum carvi L. - caraway
Cicuta bulbifera L. - bulblet water-hemlock
Cicuta maculata L. - spotted water-hemlock
Osmorhiza longistylis (Torr.) DC. - smooth sweet cicely
Pastinaca sativa L. - wild parsnip
Sanicula marilandica L. - Maryland sanicle
Zizia aptera (A.Gray) Fernald - heart-leaved meadow-parsnip
Apocynum androsaemifolium L. - spreading dogbane
Asclepias ovalifolia Decne. - oval-leaved milkweed
Ilex verticillata (L.) A.Gray - common winterberry
Calla palustris L. - wild calla
Lemna minor L. - common duckweed
Lemna trisulca L. - star duckweed
Lemna turionifera Landolt - Turion duckweed
Wolffia columbiana H.Karst. - common water-meal
Aralia nudicaulis L. - wild sarsaparilla
Aralia racemosa L. - life-of-man
Hydrocotyle americana L. - marsh pennywort
Panax trifolius L. - groundnut
Asarum canadense L. - wild-ginger
Maianthemum canadense Desf. - wild lily-of-the-valley
Maianthemum canadense var. canadense - wild lily-of-the-valley
Maianthemum stellatum (L.) Link - starry false Solomon's-seal
Maianthemum trifolium (L.) Sloboda - three-leaf Solomon's-plume
Ambrosia psilostachya DC. - western ragweed
Ambrosia trifida L. - horse-cane
Antennaria neglecta Greene - field pussy-toes
Artemisia dracunculus L. - false tarragon
Bidens cernua L. - nodding bur-marigold
Bidens connata Muhl. ex Willd. - purple-stemmed tickseed
Bidens frondosa L. - devil's beggar-ticks
Bidens vulgata Greene - tall beggar-ticks
Cirsium muticum Michx. - swamp thistle
Coreopsis palmata Nutt. - stiff tickseed
Crepis tectorum L. - narrow-leaved hawk's-beard
Doellingeria umbellata (Mill.) Nees - tall flat-topped white aster
Erigeron annuus (L.) Pers. - eastern daisy fleabane
Eurybia macrophylla (L.) Cass. - large-leaved aster
Euthamia graminifolia (L.) Nutt. - grass-leaved goldenrod
Eutrochium maculatum L. - spotted Joe-Pye-weed
Helenium autumnale L. - common sneezeweed
Helianthus annuus L. - garden sunflower
Helianthus giganteus L. - tall sunflower
Helianthus hirsutus Raf. - rough sunflower
Helianthus strumosus L. - rough-leaved sunflower
Hieracium scabrum Michx. - sticky hawkweed
Hieracium umbellatum L. - northern hawkweed
Lactuca canadensis L. - wild lettuce
Liatris aspera Michx. - rough gayfeather
Packera aurea (L.) A.Löve & D.Löve - heart-leaved groundsel
Prenanthes alba L. - white-lettuce
Rudbeckia laciniata L. - wild golden-glow
Solidago canadensis L. - common goldenrod
Solidago flexicaulis L. - zigzag goldenrod
Solidago gigantea Aiton - smooth goldenrod
Solidago juncea Aiton - early goldenrod
Solidago nemoralis Aiton - old-field goldenrod
Solidago speciosa Nutt. - showy goldenrod
Solidago uliginosa Nutt. - northern bog goldenrod
Tragopogon dubius Scop. - yellow salsify
Vernonia fasciculata Michx. - smooth ironweed
Impatiens capensis Meerb. - spotted touch-me-not
Betula pendula Roth - weeping birch
Betula pumila L. - swamp birch
Betula x sandbergii Britton - Sandberg's birch
Corylus sp. L. - Hazelnut
Corylus americana Walter - American hazelnut
Cynoglossum boreale Fernald - northern wild comfrey
Hydrophyllum virginianum L. - Virginia waterleaf
Myosotis scorpioides L. - water scorpion-grass
Berteroa incana (L.) DC. - hoary-alyssum
Cardamine pensylvanica Muhl. ex Willd. - Pennsylvania bitter-cress
Erysimum cheiranthoides L. - worm-seed wallflower
Lepidium densiflorum Schrad. - small peppergrass
Rorippa palustris (L.) Besser - common yellow-cress
Sinapis arvensis L. - charlock mustard
Thlaspi arvense L. - field pennycress
Turritis glabra L. - tower rock-cress
Campanula persicifolia L. - peach-leaved bellflower
Campanula rapunculoides L. - rover bellflower
Celtis occidentalis L. - northern hackberry
Diervilla lonicera Mill. - northern bush-honeysuckle
Lonicera sp. L. - Honeysuckle
Lonicera hirsuta Eaton - hairy honeysuckle
Lonicera tatarica L. - Tartarian honeysuckle
Lonicera X bella Zabel - white-bell honeysuckle
Cerastium nutans - nodding mouse-ear chickweed
Scleranthus annuus - German knotgrass
Scleranthus perennis - perennial knawel
Silene antirrhina L. - sleepy silene
Silene csereii Baumg. - glaucous campion
Silene latifolia Poir. - white cockle
Spergula arvensis L. - corn spurry
Stellaria longifolia Muhl. ex Willd. - long-leaved stitchwort
Celastrus scandens L. - climbing bittersweet
Uvularia grandiflora Sm. - large-flowered bellwort
Tradescantia ohiensis Raf. - smooth spiderwort
Calystegia sepium (L.) R.Br. - hedge false bindweed
Cornus canadensis L. - dwarf cornel
Cornus rugosa Lam. - round-leaved dogwood
Cornus sericea L. - red osier dogwood
Sedum acre L. - yellow sedum
Thuja occidentalis L. - northern white-cedar
Carex arcta Boott - northern clustered sedge
Carex assiniboinensis W.Boott - Assiniboine sedge
Carex brevior (Dewey) Mack. - plains oval sedge
Carex bromoides - brome-like sedge
Carex comosa Boott - bristly sedge
Carex crawfordii Fernald - Crawford's sedge
Carex gracillima Schwein. - purple-sheathed graceful sedge
Carex haydenii Dewey - long-scaled tussock sedge
Carex intumescens Rudge - swollen sedge
Carex lacustris Willd. - rip-gut sedge
Carex oligosperma Michx. - few-seeded sedge
Carex pensylvanica Lam. - Pennsylvania sedge
Carex prasina Wahlenb. - leek-green sedge
Carex projecta Mack. - necklace sedge
Carex pseudocyperus L. - false bristly sedge
Carex radiata (Wahlenb.) Small - straight-styled wood sedge
Carex retrorsa Schwein. - retrorse sedge
Carex scabrata Schwein. - eastern rough sedge
Carex scoparia var. scoparia - lance-fruited oval sedge
Carex sparganioides Muhl. ex Willd. - loose-headed bracted sedge
Carex stricta Lam. - uptight sedge
Carex tenera Dewey - narrow-leaved oval sedge
Carex tuckermanii Dewey - Tuckerman's sedge
Carex utriculata Boott - Northwest Territory sedge
Carex vesicaria L. - tufted lake sedge
Cyperus bipartitus Torr. - slender flat sedge
Cyperus diandrus Torr. - umbrella flat sedge
Cyperus erythrorhizos Muhl. - red-rooted sedge
Cyperus schweinitzii Torr. - Schweinitz's flat sedge
Cyperus strigosus L. - straw-colored cyperus
Eleocharis intermedia Schult. - matted spike-rush
Eleocharis robbinsii Oakes - Robbins' spike-rush
Eriophorum vaginatum L. - tussock cotton-grass
Eriophorum virginicum L. - tawny cotton-grass
Lipocarpha micrantha (Vahl) G.C.Tucker - small-flowered hemicarpha
Schoenoplectus torreyi (Olney) Palla - Torrey's three-square bulrush
Scirpus atrocinctus Fernald - black-girdled wool-grass
Scirpus atrovirens Willd. - dark-green bulrush
Drosera intermedia Hayne - spoon-leaf sundew
Drosera rotundifolia L. - round-leaved sundew
Cystopteris tenuis (Michx.) Desv. - upland brittle bladder fern
Gymnocarpium X intermedium Sarvela - intermediate oak fern
Matteuccia struthiopteris - American ostrich fern
Onoclea sensibilis L. - sensitive fern
Woodsia sp. - Cliff Fern
Equisetum arvense L. - field horsetail
Equisetum fluviatile L. - water horsetail
Equisetum sylvaticum L. - woodland horsetail
Epigaea repens L. - trailing-arbutus
Monotropa uniflora L. - Indian-pipe
Pyrola elliptica Nutt. - wax-flower shin-leaf
Vaccinium angustifolium Aiton - low sweet blueberry
Vaccinium myrtilloides Michx. - velvet-leaf huckleberry
Vaccinium oxycoccos L. - small cranberry
Euphorbia corollata L. - flowering spurge
Euphorbia cyparissias L. - graveyard spurge
Euphorbia glyptosperma Engelm. - ridge-seeded spurge
Dalea purpurea var. purpurea - violet prairie-clover
Desmodium canadense (L.) DC. - showy tick-trefoil
Gleditsia sp. L. - Honey-Locust
Lathyrus palustris L. - slender-stem pea-vine
Lotus corniculatus L. - bird's-foot trefoil
Lupinus perennis L. - wild lupine
Melilotus albus Medik. - white sweet-clover
Melilotus officinalis (L.) Lam. - yellow sweet-clover
Securigera varia (L.) Lassen - purple crown-vetch
Trifolium arvense L. - rabbit-foot clover
Vicia villosa Roth - winter vetch
Quercus alba L. - white oak
Quercus rubra L. - northern red oak
Gentianopsis crinita (Froel.) Ma - greater fringed gentian
Geranium maculatum L. - wild geranium
Ribes americanum Mill. - wild black currant
Ribes cynosbati L. - prickly wild gooseberry
Ribes glandulosum Grauer - skunk currant
Ribes hirtellum Michx. - swamp gooseberry
Ribes missouriense Nutt. - wild gooseberry
Ribes oxyacanthoides L. - Canadian gooseberry
Ribes triste Pall. - wild red currant
Myriophyllum sp. L. - Water-Milfoil
Myriophyllum farwellii Morong - Farwell's water-milfoil
Myriophyllum heterophyllum Michx. - various-leaved water-milfoil
Myriophyllum sibiricum Kom. - short-spike water-milfoil
Myriophyllum spicatum L. - spike water-milfoil
Myriophyllum tenellum Bigelow - slender water-milfoil
Myriophyllum verticillatum L. - whorled water-milfoil
Hamamelis virginiana L. - American witch-hazel
Elodea canadensis Michx. - common waterweed
Hypericum ascyron L. - great St. John's-wort
Hypericum boreale (Britton) E.P.Bicknell - northern St. John's-wort
Hypericum majus (A.Gray) Britton - larger Canadian St. John's-wort
Hypericum punctatum Lam. - spotted St. John's-wort
Triadenum fraseri (Spach) Gleason - Fraser's marsh St. John's-wort
Iris versicolor L. - northern blue flag
Sisyrinchium strictum E.P.Bicknell - mountain blue-eyed-grass
Isoëtes echinospora - stiff quillwort
Isoëtes lacustris L. - large-spored quillwort
Juglans cinerea L. - white walnut
Juglans nigra L. - black walnut
Juncus dudleyi Wiegand - Dudley's rush
Juncus effusus L. - soft rush
Juncus filiformis L. - thread rush
Juncus pelocarpus E.Mey. - brown-fruited rush
Juncus tenuis Willd. - roadside rush
Luzula acuminata - hairy wood rush
Agastache foeniculum (Pursh) Kuntze - lavender giant hyssop
Lycopus uniflorus Michx. - northern water-horehound
Scutellaria lateriflora L. - mad-dog skullcap
Utricularia gibba L. - humped bladderwort
Utricularia intermedia Hayne - northern bladderwort
Utricularia minor L. - small bladderwort
Utricularia purpurea Walter - spotted bladderwort
Utricularia vulgaris L. - great bladderwort
Lilium michiganense Farw. - Turk's-cap lily
Lindernia dubia var. dubia - yellow-seed false pimpernel
Lycopodium clavatum L. - staghorn club-moss
Lythrum salicaria L. - spiked loosestrife
Malva pusilla Sm. - low mallow
Tilia sp. L. - Linden
Menyanthes trifoliata L. - common buckbean
Mollugo verticillata L. - Indian chickweed
Claytonia virginica L. - Virginia spring-beauty
Nuphar variegata Durand - bull-head pond-lily
Nymphaea odorata Aiton - fragrant water-lily
Circaea alpina subsp. alpina - small enchanter's-nightshade
Circaea canadensis subsp. canadensis (L.) Hill - broad-leaf enchanter's-nightshade
Epilobium coloratum Biehler - eastern willow-herb
Oenothera parviflora L. - small-flowered evening-primrose
Botrychium minganense Vict. - Mingan's moonwort
Botrychium simplex E.Hitchc. - small grape fern
Arethusa bulbosa L. - swamp-pink
Cypripedium acaule Aiton - small pink lady's-slipper
Platanthera lacera (Michx.) G.Don - ragged fringed orchid
Platanthera orbiculata (Pursh) Lindl. - large round-leaved orchid
Platanthera psycodes (L.) Lindl. - lesser purple fringed orchid
Spiranthes casei var. casei - Case's lady's-tresses
Spiranthes romanzoffiana Cham. - hooded lady's-tresses
Agalinis paupercula (A.Gray) Britton - smooth false foxglove
Castilleja coccinea (L.) Spreng. - scarlet painted-cup
Osmunda cinnamomea L. - cinnamon fern
Osmunda claytoniana L. - interrupted fern
Oxalis dillenii Jacq. - southern yellow wood-sorrel
Oxalis stricta L. - tall wood-sorrel
Chelidonium majus L. - greater celandine
Dicentra cucullaria (L.) Bernh. - Dutchman's-breeches
Penthorum sedoides L. - ditch stonecrop
Phryma leptostachya L. - American lop-seed
Pinus strobus L. - eastern white pine
Callitriche palustris L. - vernal water-starwort
Chelone glabra L. - white turtlehead
Gratiola aurea Pursh - yellow hedge-hyssop
Gratiola neglecta Torr. - clammy hedge-hyssop
Linaria vulgaris Mill. - butter-and-eggs
Veronica serpyllifolia L. - thyme-leaved speedwell
Veronica verna L. - spring speedwell
Alopecurus aequalis Sobol. - short-awned foxtail
Alopecurus pratensis L. - meadow foxtail
Bromus arvensis L. - fringed brome
Bromus ciliatus L. - fringed brome
Bromus inermis Leyss. - smooth brome