More Details
Families: 95
Genera: 345
Species: 638
Total Taxa: 677 (including subsp. and var.)
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Acorus americanus (Raf.) Raf. - sweet-flag
Sambucus canadensis var. canadensis - elderberry
Sambucus racemosa subsp. pubens var. pubens L. - scarlet elderberry
Viburnum acerifolium L. - maple-leaved viburnum
Viburnum opulus L. - snowball-bush
Viburnum rafinesquianum var. rafinesquianum - downy arrow-wood
Alisma triviale Pursh - northern water-plantain
Sagittaria cuneata E.Sheld. - northern arrow-head
Sagittaria latifolia Willd. - wapato
Sagittaria rigida Pursh - stiff arrow-head
Amaranthus retroflexus L. - redroot amaranth
Amaranthus tuberculatus (Moq.) J.D.Sauer - tall water-hemp
Atriplex prostrata Boucher ex DC. - triangle orache
Bassia scoparia (L.) A.J. Scott - summer-cypress
Chenopodium berlandieri var. zschackei (Murr) Murr ex Asch. - Zschack's goosefoot
Chenopodium glaucum var. glaucum - oak-leaved goosefoot
Chenopodium simplex (Torr.) Raf. - maple-leaved goosefoot
Chenopodium strictum Roth - late-flowering goosefoot
Allium canadense var. canadense - wild onion
Rhus glabra L. - smooth sumac
Rhus typhina L. - staghorn sumac
Aethusa cynapium L. - fool's-parsley
Angelica atropurpurea var. occidentalis Fassett - western great angelica
Carum carvi L. - caraway
Cicuta bulbifera L. - bulblet water-hemlock
Cicuta maculata L. - spotted water-hemlock
Daucus carota L. - wild carrot
Foeniculum vulgare Mill. - sweet fennel
Heracleum maximum W.Bartram - American cow-parsnip
Osmorhiza longistylis (Torr.) DC. - smooth sweet cicely
Oxypolis rigidior (L.) Raf. - stiff cowbane
Pastinaca sativa L. - wild parsnip
Sanicula canadensis L. - Canadian sanicle
Sanicula marilandica L. - Maryland sanicle
Sanicula odorata (Raf.) K.M.Pryer & L.R.Phillippe - clustered black snakeroot
Sium suave Walter - water-parsnip
Taenidia integerrima (L.) Drude - yellow-pimpernel
Zizia aurea (L.) W.D.J.Koch - golden zizia
Apocynum androsaemifolium L. - spreading dogbane
Apocynum cannabinum - Indian hemp
Apocynum cannabinum var. hypericifolium L. - Indian hemp
Asclepias incarnata subsp. incarnata - swamp milkweed
Asclepias ovalifolia Decne. - oval-leaved milkweed
Asclepias syriaca L. - silkweed
Asclepias tuberosa subsp. interior L. - orange milkweed
Asclepias verticillata L. - whorled milkweed
Ilex verticillata (L.) A.Gray - common winterberry
Arisaema triphyllum subsp. triphyllum - Jack-in-the-pulpit
Calla palustris L. - wild calla
Lemna minor L. - small duckweed
Lemna trisulca L. - star duckweed
Lemna turionifera Landolt - Turion duckweed
Spirodela polyrrhiza (L.) Schleid. - greater duckweed
Symplocarpus foetidus (L.) Salisb. ex W.P.C.Barton - skunk-cabbage
Wolffia borealis (Engelm. ex Hegelm.) Landolt - Northern water-meal
Wolffia brasiliensis Wedd. - Brazilian water-meal
Wolffia columbiana H.Karst. - common water-meal
Aralia nudicaulis L. - wild sarsaparilla
Panax quinquefolius L. - ginseng
Asarum canadense L. - wild-ginger
Asparagus officinalis L. - garden asparagus
Convallaria majalis var. majalis - lily-of-the-valley
Maianthemum racemosum subsp. racemosum - Solomon's-plume
Maianthemum stellatum (L.) Link - starry false Solomon's-seal
Muscari botryoides (L.) Mill. - common grape-hyacinth
Scilla siberica Andrews - squill
Achillea millefolium L. - milfoil
Ageratina altissima subsp. altissima (L.) R.M.King & H.Rob. - white snakeroot
Ambrosia artemisiifolia L. - short ragweed
Ambrosia trifida L. - horse-cane
Antennaria neglecta Greene - field pussy-toes
Antennaria parlinii subsp. fallax (Greene) R.J.Bayer & Stebbins - plantain pussy-toes
Antennaria parlinii subsp. parlinii - plantain pussy-toes
Anthemis cotula L. - stinking-cotula
Arctium minus (Hill.) Bernh. - lesser burdock
Artemisia absinthium L. - sage-wort
Artemisia biennis Willd. - biennial wormwood
Artemisia ludoviciana subsp. ludoviciana - white sage
Artemisia vulgaris L. - sage-wort
Bidens cernua L. - nodding bur-marigold
Bidens connata Muhl. ex Willd. - purple-stemmed tickseed
Bidens frondosa L. - devil's beggar-ticks
Bidens trichosperma (Michx.) Britton - tall swamp marigold
Bidens vulgata Greene - tall beggar-ticks
Boltonia asteroides var. recognita (Fernald & Griscom) Cronquist - white doll's-daisy
Centaurea stoebe subsp. micranthos L. - spotted knapweed
Cichorium intybus L. - chicory
Cirsium altissimum (L.) Spreng. - roadside thistle
Cirsium arvense (L.) Scop. - field thistle
Cirsium vulgare (Savi) Ten. - common thistle
Conyza canadensis (L.) Cronquist - hogweed
Coreopsis palmata Nutt. - stiff tickseed
Coreopsis tripteris L. - tall tickseed
Crepis tectorum L. - narrow-leaved hawk's-beard
Cyclachaena xanthiifolia (Nutt.) Fresen. - giant sump-weed
Eclipta prostrata (L.) L. - yerba-de-tajo
Erechtites hieracifolius var. hieracifolius - fireweed
Erigeron annuus (L.) Pers. - eastern daisy fleabane
Erigeron philadelphicus var. philadelphicus - Philadelphia daisy
Erigeron strigosus var. septentrionalis (Fernald & Wiegand) Fernald - prairie fleabane
Eupatorium altissimum L. - tall thoroughwort
Eupatorium perfoliatum L. - thoroughwort
Eurybia furcata (E.S.Burgess) G.L.Nesom - midwestern white heart-leaved aster
Eurybia macrophylla (L.) Cass. - large-leaved aster
Euthamia sp. - Flat-Topped Goldenrod
Euthamia graminifolia (L.) Nutt. - grass-leaved goldenrod
Eutrochium maculatum L. - spotted Joe-Pye-weed
Eutrochium maculatum var. maculatum (L.) E.E.Lamont - spotted Joe-Pye-weed
Helenium autumnale L. - common sneezeweed
Helianthus decapetalus L. - thin-leaved sunflower
Helianthus giganteus L. - tall sunflower
Helianthus grosseserratus M.Martens - saw-tooth sunflower
Helianthus strumosus L. - rough-leaved sunflower
Helianthus tuberosus L. - woodland sunflower
Hieracium aurantiacum L. - red daisy
Hieracium umbellatum L. - northern hawkweed
Lactuca serriola L. - prickly lettuce
Leucanthemella serotina (L.) Tzvelev - giant daisy
Leucanthemum vulgare Lam. - ox-eye daisy
Liatris aspera Michx. - rough gayfeather
Liatris pycnostachya var. pycnostachya - thick-spike gay-feather
Mulgedium pulchellum (Pursh) G.Don - showy blue lettuce
Prenanthes alba L. - white rattlesnakeroot
Prenanthes racemosa Michx. - purple rattlesnake-root
Ratibida columnifera (Nutt.) Wooton & Standl. - upright prairie coneflower
Ratibida pinnata (Vent.) Barnhart - pinnate prairie coneflower
Rudbeckia hirta var. pulcherrima Farw. - black-eyed Susan
Rudbeckia triloba var. triloba - three-lobed coneflower
Senecio vulgaris L. - common groundsel
Silphium laciniatum L. - compass-plant
Silphium terebinthinaceum var. terebinthinaceum - prairie rosinweed
Solidago altissima subsp. altissima L. - late goldenrod
Solidago canadensis L. - common goldenrod
Solidago canadensis var. hargeri Fernald - Harger's goldenrod
Solidago gigantea Aiton - smooth goldenrod
Solidago juncea Aiton - early goldenrod
Solidago nemoralis Aiton - old-field goldenrod
Solidago nemoralis subsp. nemoralis - old-field goldenrod
Solidago riddellii Frank - Riddell's goldenrod
Solidago rigida L. - stiff goldenrod
Solidago rigida subsp. rigida - stiff goldenrod
Sonchus sp. L. - Sow-Thistle
Sonchus arvensis L. - perennial sow-thistle
Sonchus arvensis subsp. arvensis L. - perennial sow-thistle
Sonchus arvensis subsp. uliginosus L. - marsh sow-thistle
Sonchus asper (L.) Hill - spiny-leaf sow-thistle
Sonchus oleraceus L. - field sow-thistle
Symphyotrichum boreale (Torr. & A.Gray) A.Löve & D.Löve - slender white bog aster
Symphyotrichum ciliatum (Ledeb.) G.L.Nesom - alkali rayless aster
Symphyotrichum cordifolium (L.) G.L.Nesom - common blue wood aster
Symphyotrichum ericoides (L.) G.L.Nesom - white heath aster
Symphyotrichum ericoides var. ericoides (L.) G.L.Nesom - heath aster
Symphyotrichum firmum (Nees) G.L.Nesom - glossy-leaved aster
Symphyotrichum laeve var. laeve (L.) A.Löve & D.Löve - smooth blue aster
Symphyotrichum lanceolatum (Willd.) G.L.Nesom - white panicle aster
Symphyotrichum lanceolatum var. lanceolatum (Willd.) G.L.Nesom - white panicle aster
Symphyotrichum lateriflorum (L.) Á.Löve & D.Löve - side-flowering aster
Symphyotrichum novae-angliae (L.) G.L.Nesom - New England aster
Symphyotrichum oolentangiense (Riddell) G.L.Nesom - sky-blue aster
Symphyotrichum praealtum (Poir.) G.L.Nesom - willow-leaved aster
Symphyotrichum shortii (Lindl.) G.L.Nesom - Short's aster
Symphyotrichum urophyllum (Lindl. ex DC.) G.L.Nesom - white arrowleaf aster
Tanacetum vulgare L. - tansy
Taraxacum officinale F.H.Wigg. - common dandelion
Tragopogon dubius Scop. - yellow salsify
Tragopogon pratensis L. - yellow goat's-beard
Tussilago farfara L. - colt's-foot
Vernonia fasciculata Michx. - smooth ironweed
Impatiens capensis Meerb. - spotted touch-me-not
Caulophyllum thalictroides (L.) Michx. - squaw-root
Podophyllum peltatum L. - wild mandrake
Betula alleghaniensis Britton - yellow birch
Betula papyrifera Marshall - white birch
Corylus americana Walter - American hazelnut
Ostrya virginiana (Mill.) K.Koch - ironwood
Cynoglossum amabile Stapf & J.R.Drumm. - Chinese hound's-tongue
Cynoglossum officinale L. - gypsy-flower
Ellisia nyctelea (L.) L. - water-pod
Hackelia virginiana (L.) I.M.Johnst. - wild comfrey
Hydrophyllum virginianum L. - Virginia waterleaf
Lappula squarrosa (Retz.) Durmort. - two-row stickseed
Lithospermum canescens (Michx.) Lehm. - hoary puccoon
Myosotis scorpioides L. - water scorpion-grass
Armoracia rusticana P.Gaertn., B.Mey. & Scherb. - horseradish
Barbarea orthoceras Ledeb. - northern winter-cress
Barbarea vulgaris W.T.Aiton - yellow-rocket
Berteroa incana (L.) DC. - hoary-alyssum
Brassica nigra (L.) W.D.J.Koch - black mustard
Capsella bursa-pastoris (L.) Medik. - shepherd's-purse
Cardamine concatenata (Michx.) O.Schwarz - five-parted toothwort
Cardamine douglassii Britton - purple spring-cress
Cardamine flexuosa With. - bending bitter-cress
Descurainia pinnata subsp. brachycarpa (Richardson) Detling - western tansy mustard
Diplotaxis muralis (L.) DC. - stinking wall-rocket
Erucastrum gallicum (Willd.) O.E.Schulz - dog-mustard
Erysimum cheiranthoides L. - worm-seed wallflower
Hesperis matronalis L. - dame's rocket
Lepidium campestre (L.) W.T.Aiton - field pepper-weed
Lepidium densiflorum Schrad. - small peppergrass
Nasturtium officinale W.T.Aiton - watercress
Rorippa palustris (L.) Besser - common yellow-cress
Rorippa palustris subsp. hispida (Desv.) Jonsell - hispid yellow-cress
Rorippa palustris subsp. palustris (L.) Besser - marsh-cress
Sinapis arvensis L. - charlock mustard
Thlaspi arvense L. - field pennycress
Butomus umbellatus L. - flowering-rush
Brasenia schreberi J.F.Gmel. - water-shield
Campanula aparinoides Pursh - marsh bellflower
Campanula aparinoides var. grandiflora Holz. - marsh bellflower
Campanula rapunculoides L. - rover bellflower
Campanulastrum americanum (L.) Small - tall bellflower
Lobelia cardinalis var. cardinalis - cardinal-flower
Lobelia siphilitica L. - great blue lobelia
Lobelia siphilitica var. siphilitica - great blue lobelia
Lobelia spicata var. hirtella A.Gray - spiked lobelia
Lobelia spicata var. spicata - spiked lobelia
Celtis occidentalis L. - northern hackberry
Humulus lupulus L. - hop
Cephalaria gigantea (Ledeb.) Bobrov - Tartarian cephalaria
Dipsacus sp. - Teasel
Lonicera reticulata Raf. - yellow honeysuckle
Symphoricarpos occidentalis Hook. - wolfberry
Triosteum aurantiacum E.P.Bicknell - orange-fruit horse-gentian
Moehringia lateriflora (L.) Fenzl - wood sandwort
Saponaria officinalis L. - soapwort
Silene antirrhina L. - sleepy silene
Silene csereii Baumg. - glaucous campion
Silene latifolia Poir. - white cockle
Stellaria media (L.) Vill. - common chickweed
Celastrus scandens L. - climbing bittersweet
Euonymus atropurpureus var. atropurpureus - eastern wahoo
Parnassia glauca Raf. - fen grass-of-Parnassus
Ceratophyllum demersum L. - hornwort
Polanisia dodecandra (L.) DC. - rough-seed clammy-weed
Uvularia grandiflora Sm. - large-flowered bellwort
Commelina communis L. - common dayflower
Tradescantia ohiensis Raf. - smooth spiderwort
Calystegia sepium (L.) R.Br. - hedge false bindweed
Convolvulus arvensis L. - field bindweed
Cuscuta gronovii var. gronovii - swamp dodder
Cuscuta polygonorum Engelm. - smartweed dodder
Ipomoea purpurea (L.) Roth - tall morning-glory
Cornus foemina subsp. racemosa Mill. - panicled dogwood
Cornus sericea L. - red osier dogwood
Hylotelephium telephium (L.) H.Ohba - witch's-moneybags
Echinocystis lobata (Michx.) Torr. & A.Gray - wild-cucumber
Juniperus virginiana var. virginiana - eastern red-cedar
Bolboschoenus fluviatilis (Torr.) Soják - river bulrush
Carex aquatilis Wahlenb. - water sedge
Carex aquatilis var. aquatilis - water sedge
Carex bebbii (L.H.Bailey) Olney ex Fernald - Bebb's sedge
Carex blanda Dewey - wood sedge
Carex buxbaumii Wahlenb. - Buxbaum's sedge
Carex comosa Boott - bristly sedge
Carex cristatella Britton - crested sedge
Carex deweyana var. deweyana - Dewey's sedge
Carex disperma Dewey - two-seeded bog sedge
Carex echinodes (Fernald) P.Rothr., Reznicek & Hipp. - quill sedge
Carex gracillima Schwein. - purple-sheathed graceful sedge
Carex granularis Muhl. ex Willd. - limestone meadow sedge
Carex grisea Wahlenb. - gray sedge
Carex haydenii Dewey - long-scaled tussock sedge
Carex hystericina Muhl. ex Willd. - porcupine sedge
Carex interior L.H.Bailey - inland star sedge
Carex intumescens Rudge - swollen sedge
Carex lasiocarpa subsp. americana (Fernald) D.Löve & Bernard - woolly-fruit sedge
Carex laxiflora Lam. - wood sedge
Carex lupulina Willd. - hop sedge
Carex molesta Mack. ex Bright - troublesome sedge
Carex pellita Willd. - broad-leaved woolly 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 rosea Schkuhr ex Willd. - stellate sedge
Carex sartwellii Dewey - Sartwell's sedge
Carex stipata var. stipata - owl-fruit sedge
Carex stricta Lam. - uptight sedge
Carex tetanica Schkuhr - rigid sedge
Carex tribuloides var. tribuloides - blunt-broom sedge
Carex utriculata Boott - Northwest Territory sedge
Cyperus odoratus L. - rusty flat sedge
Cyperus strigosus L. - straw-colored cyperus
Eleocharis compressa var. compressa - flat-stemmed spike-rush
Eleocharis elliptica Kunth - elliptic spike-rush
Eleocharis erythropoda Steud. - bald spike-rush
Eleocharis palustris (L.) Roem. & Schult. - marsh spike-rush
Eriophorum angustifolium subsp. angustifolium - cotton-grass
Schoenoplectus acutus (C.C.Gmel.) Palla - hard-stem bulrush
Schoenoplectus acutus var. acutus - hard-stem bulrush
Schoenoplectus tabernaemontani (C.C.Gmel.) Palla - soft-stem bulrush
Scirpus atrovirens Willd. - dark-green bulrush
Scirpus cyperinus (L.) Kunth - wool-grass
Scirpus pendulus Muhl. - rufous bulrush
Athyrium filix-femina var. angustum (Willd.) G.Lawson - northern lady fern
Dryopteris cristata (L.) A.Gray - crested wood fern
Matteuccia struthiopteris - ostrich fern
Onoclea sensibilis L. - sensitive fern
Equisetum arvense L. - field horsetail
Equisetum fluviatile L. - water horsetail
Equisetum hyemale subsp. affine (Engelm.) Calder & Roy L.Taylor - scouring rush horsetail
Equisetum laevigatum A.Braun - smooth scouring rush
Equisetum scirpoides Michx. - sedge horsetail
Equisetum x ferrissii Clute (pro sp.) - Ferriss' horsetail
Equisetum x litorale Kühlew. ex Rupr. (pro sp.) - shore horsetail
Equisetum x nelsonii (A.A.Eaton) J.H.Schaffn. (pro sp.) - Nelson's scouring rush
Monotropa uniflora L. - Indian-pipe
Euphorbia corollata L. - flowering spurge
Euphorbia cyparissias L. - graveyard spurge
Euphorbia maculata L. - wart-weed
Amorpha canescens Pursh - lead-plant
Amphicarpaea bracteata (L.) Fernald - hog-peanut
Apios americana Medik. - potato-bean
Astragalus canadensis var. canadensis - Canadian milk-vetch
Dalea candida var. candida - white prairie-clover
Dalea purpurea var. purpurea - violet prairie-clover
Desmodium sp. Desv. - Tick-Trefoil
Desmodium canadense (L.) DC. - showy tick-trefoil
Gymnocladus dioicus (L.) K.Koch - Kentucky coffee-tree
Hylodesmum glutinosum (Muhl. ex Willd.) H.Ohashi & R.R.Mill - pointed tick-trefoil
Hylodesmum nudiflorum (L.) H.Ohashi & R.R.Mill - naked tick-trefoil
Lathyrus ochroleucus Hook. - white pea
Lathyrus palustris L. - slender-stem pea-vine
Lathyrus venosus Muhl. ex Willd. - veiny pea-vine
Lotus corniculatus L. - bird's-foot trefoil
Medicago lupulina L. - black medick
Medicago sativa subsp. sativa - blue alfalfa
Melilotus albus Medik. - white sweet-clover
Melilotus officinalis (L.) Lam. - yellow sweet-clover
Trifolium campestre Schreb. - pinnate hop clover
Trifolium fragiferum L. - strawberry clover
Trifolium hybridum L. - alsike clover
Trifolium pratense L. - red clover
Vicia americana subsp. americana - American vetch
Vicia caroliniana Walter - wood vetch
Vicia cracca subsp. cracca - cow vetch
Quercus alba L. - white oak
Quercus macrocarpa Michx. - bur oak
Quercus rubra L. - northern red oak
Gentiana andrewsii var. andrewsii - prairie closed gentian
Geranium maculatum L. - wild geranium
Ribes americanum Mill. - wild black currant
Ribes missouriense Nutt. - wild gooseberry
Myriophyllum sibiricum Kom. - short-spike water-milfoil
Myriophyllum spicatum L. - spike water-milfoil
Myriophyllum verticillatum L. - whorled water-milfoil
Proserpinaca palustris var. crebra Fernald & Griscom - marsh mermaid-weed
Elodea canadensis Michx. - common waterweed
Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt - slender naiad
Najas guadalupensis subsp. guadalupensis - southern water-nymph
Najas marina L. - spiny naiad
Vallisneria americana Michx. - water-celery
Hypericum majus (A.Gray) Britton - larger Canadian St. John's-wort
Triadenum fraseri (Spach) Gleason - Fraser's marsh St. John's-wort
Hypoxis hirsuta (L.) Coville - yellow star-grass
Iris versicolor L. - northern blue flag
Iris virginica var. shrevei (Small) E.S.Anderson - Virginia iris
Sisyrinchium campestre E.P.Bicknell - prairie blue-eyed-grass
Juglans nigra L. - black walnut
Juncus sp. L. - Rush
Juncus alpinoarticulatus Chaix - northern green rush
Juncus articulatus L. - jointed rush
Juncus compressus Jacq. - round-fruited rush
Juncus dudleyi Wiegand - Dudley's rush
Juncus effusus L. - soft rush
Juncus tenuis Willd. - roadside rush
Dracocephalum parviflorum Nutt. - American dragonhead
Glechoma hederacea var. hederacea - ground-ivy
Glechoma hederacea var. micrantha Moric. - ground-ivy
Leonurus cardiaca L. - motherwort
Lycopus americanus Muhl. ex W.P.C.Barton - common water-horehound
Lycopus uniflorus Michx. - northern water-horehound
Mentha canadensis L. - wild mint
Mentha X gracilis Sole (pro sp.) - red mint
Monarda fistulosa subsp. fistulosa - wild bergamot
Nepeta cataria L. - catnip
Physostegia virginiana subsp. virginiana - obedience
Prunella vulgaris subsp. lanceolata (W.P.C.Barton) Hultén - lance self-heal
Prunella vulgaris subsp. vulgaris - self-heal
Pycnanthemum virginianum (L.) B.L.Rob. & Fernald - Virginia mountain mint
Scutellaria galericulata L. - marsh skullcap
Scutellaria lateriflora L. - mad-dog skullcap
Stachys tenuifolia var. tenuifolia - smooth hedge-nettle
Teucrium canadense L. - wood sage
Teucrium canadense var. virginicum (L.) Eaton - wood sage
Utricularia vulgaris L. - great bladderwort
Erythronium albidum Nutt. - white trout-lily
Erythronium americanum subsp. americanum - yellow trout-lily
Medeola virginiana L. - Indian cucumber-root
Decodon verticillatus (L.) Elliott - whorled loosestrife
Decodon verticillatus var. laevigatus Torr. & A.Gray - whorled loosestrife
Lythrum alatum var. alatum - winged lythrum
Lythrum salicaria L. - spiked loosestrife
Abutilon theophrasti Medik. - velvet-leaf
Hibiscus trionum L. - flower-of-an-hour
Malva neglecta Wallr. - common mallow
Tilia americana var. americana - basswood
Trillium cernuum L. - whip-poor-will flower
Trillium grandiflorum (Michx.) Salisb. - white wake-robin
Menispermum canadense L. - common moonseed
Claytonia virginica L. - Virginia spring-beauty
Mirabilis albida (Walter) Heimerl - white four-o'clock
Mirabilis nyctaginea (Michx.) MacMill. - wild four-o'clock
Nuphar variegata Durand - bull-head pond-lily
Nymphaea odorata subsp. tuberosa (Paine) Wiersema & Hellq. - white water-lily
Fraxinus nigra Marshall - black ash
Fraxinus pennsylvanica Marshall - red ash
Syringa vulgaris L. - common lilac
Syringa X persica L. - Persian lilac
Circaea alpina subsp. alpina - small enchanter's-nightshade
Circaea canadensis subsp. canadensis (L.) Hill - broad-leaf enchanter's-nightshade
Epilobium ciliatum Raf. - hairy willow-herb
Epilobium coloratum Biehler - eastern willow-herb
Epilobium leptophyllum Raf. - fen willow-herb
Ludwigia palustris (L.) Elliott - water-purslane
Oenothera biennis L. - common evening-primrose
Oenothera villosa subsp. villosa - hairy evening-primrose
Agalinis paupercula (A.Gray) Britton - smooth false foxglove
Agalinis paupercula var. borealis Pennell - smooth false foxglove
Agalinis purpurea (L.) Pennell - smooth agalinis
Agalinis tenuifolia (Vahl) Raf. - common false foxglove
Aureolaria grandiflora var. pulchra Pennell - large-flowered yellow false foxglove
Odontites vernus subsp. serotinus (Dumort.) Corb. - red bartsia
Pedicularis lanceolata Michx. - swamp-lousewort
Oxalis stricta L. - tall wood-sorrel
Dicentra cucullaria (L.) Bernh. - Dutchman's-breeches
Sanguinaria canadensis L. - bloodroot
Penthorum sedoides L. - ditch stonecrop
Mimulus ringens var. ringens - monkey-flower
Phryma leptostachya L. - American lop-seed
Chaenorhinum minus (L.) Lange - small snapdragon
Chelone glabra L. - white turtlehead
Gratiola neglecta Torr. - clammy hedge-hyssop
Kickxia elatine (L.) Dumort. - sharp-leaved cancerwort
Kickxia spuria (L.) Dumort. - round-leaved cancerwort
Linaria vulgaris Mill. - butter-and-eggs
Penstemon digitalis Nutt. ex Sims - tall white beard-tongue
Plantago arenaria Waldst. & Kit. - whorled plantain
Plantago major L. - plantain
Veronica peregrina L. - purslane speedwell
Veronica peregrina subsp. peregrina - purslane speedwell
Veronica scutellata L. - skullcap speedwell
Veronicastrum virginicum (L.) Farw. - Culver's-root
Agrostis gigantea Roth - redtop
Agrostis scabra Willd. - ticklegrass
Agrostis stolonifera L. - creeping tickle grass
Alopecurus aequalis Sobol. - short-awned foxtail
Andropogon gerardii Vitman - turkey-foot
Aristida oligantha Michx. - plains three-awn grass
Avena fatua L. - wild oats
Brachyelytrum aristosum (Michx.) P.Beauv. ex Branner & Coville - northern shorthusk
Bromus arvensis L. - fringed brome
Bromus inermis Leyss. - smooth brome
Bromus kalmii A.Gray - prairie brome
Calamagrostis canadensis var. canadensis - blue-joint grass
Calamagrostis stricta subsp. stricta (Timm) Koeler - slim-stem reed grass
Cenchrus longispinus (Hack.) Fernald - sandbur
Cinna arundinacea L. - stout wood-reed
Cinna latifolia (Trevir. ex Göpp.) Griseb. - drooping wood-reed
Dactylis glomerata L. - orchard grass
Dichanthelium leibergii (Vasey) Freckmann - prairie panic grass
Dichanthelium xanthophysum (A.Gray) Freckmann - slender rosette grass
Digitaria sanguinalis (L.) Scop. - northern crabgrass
Echinochloa crus-galli (L.) P.Beauv. - large barnyard grass
Echinochloa esculenta (A.Braun) H.Scholtz - Japanese millet
Echinochloa muricata var. muricata - rough barnyard grass
Echinochloa walteri (Pursh) A.Heller - water-millet
Elymus curvatus Piper - awnless wild-rye
Elymus hystrix var. hystrix - glumeless wild-rye
Elymus repens (L.) Gould - quackgrass
Elymus trachycaulus subsp. subsecundus (Link) A.Löve & D.Löve - one-sided wheat grass
Elymus trachycaulus subsp. trachycaulus - slender wheat grass
Eragrostis cilianensis (All.) Vignolo ex Janch. - stink grass
Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. - teal love grass
Eragrostis minor Host - little love grass
Eragrostis pectinacea var. pectinacea - tufted love grass
Festuca myuros L. - rat-tail fescue
Festuca subverticillata (Pers.) E.B.Alexeev - nodding fescue
Glyceria grandis S.Watson - reed manna grass
Glyceria maxima (Hartm.) Holmb. - tall manna grass
Glyceria striata (Lam.) Hitchc. - ridged glyceria
Hesperostipa spartea (Trin.) Barkworth - porcupine grass
Hordeum jubatum L. - squirrel-tail grass
Leersia oryzoides (L.) Sw. - rice cutgrass
Leersia virginica Willd. - whitegrass
Muhlenbergia asperifolia (Nees & Meyen ex Trin.) Parodi - scratch grass
Muhlenbergia frondosa (Poir.) Fernald - wire-stem muhly
Muhlenbergia glomerata (Willd.) Trin. - spiked muhly
Muhlenbergia mexicana (L.) Trin. - wire-stem muhly
Muhlenbergia racemosa (Michx.) Britton, Sterns & Poggenb. - upland wild-Timothy
Muhlenbergia schreberi J.F.Gmel. - nimble-will muhly