| Family |
Taxon |
Common Name | Photographs |
| Alismataceae |
Sagittaria rigida Pursh |
sessile-fruited arrow-head, stiff arrow-head |
|
| Apiaceae |
Zizia aurea (L.) W.D.J.Koch |
common golden alexanders, golden alexanders, golden zizia |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| Asteraceae |
Ambrosia trifida L. var. trifida |
giant ragweed, great ragweed, horse-cane |
|
| Asteraceae |
Aster macrophyllus L. |
big-leaved aster, large-leaved aster |
|
| Asteraceae |
Eupatorium perfoliatum L. var. perfoliatum |
boneset, common boneset, thoroughwort |
|
| Asteraceae |
Gnaphalium obtusifolium L. var. obtusifolium |
cat's-foot, fragrant cudweed, old-field-balsam, old-field cudweed, rabbit-tobacco |
|
| Asteraceae |
Helenium autumnale L. var. autumnale |
common sneezeweed |
|
| Asteraceae |
Helianthus giganteus L. |
giant sunflower, swamp sunflower, tall sunflower |
|
| Asteraceae |
Helianthus strumosus L. |
pale-leaved woodland sunflower, rough-leaved sunflower |
|
| Asteraceae |
Heliopsis helianthoides (L.) Sweet |
false sunflower, ox-eye, sunflower-everlasting |
|
| Asteraceae |
Rudbeckia laciniata L. |
cut-leaved coneflower, wild golden-glow |
|
| Asteraceae |
Solidago canadensis L. |
Canadian goldenrod, common goldenrod |
|
| Asteraceae |
Solidago canadensis L. var. scabra Torr. & A.Gray |
Canadian goldenrod, common goldenrod, tall goldenrod |
|
| Asteraceae |
Solidago gigantea Aiton |
giant goldenrod, late goldenrod, smooth goldenrod |
|
| Asteraceae |
Solidago speciosa Nutt. |
showy goldenrod |
|
| Asteraceae |
Solidago speciosa Nutt. var. speciosa |
showy goldenrod |
|
| Brassicaceae |
Brassica nigra (L.) W.D.J.Koch |
black mustard |
|
| Brassicaceae |
Erysimum cheiranthoides L. |
worm-seed mustard, worm-seed wallflower |
|
| Caprifoliaceae |
Diervilla lonicera Mill. |
northern bush-honeysuckle |
|
| Chenopodiaceae |
Chenopodium album L. |
common lamb's-quarters, lamb's-quarters, pigweed |
|
| Cuscutaceae |
Cuscuta pentagona Engelm. |
field dodder, five-angled dodder |
|
| Cyperaceae |
Carex intumescens Rudge |
greater bladder sedge, shining bur sedge, swollen sedge |
|
| Cyperaceae |
Carex sartwellii Dewey |
running marsh sedge, Sartwell's sedge |
|
| Cyperaceae |
Cyperus erythrorhizos Muhl. |
red-rooted sedge |
|
| Dryopteridaceae |
Onoclea sensibilis L. |
sensitive fern |
|
| Fabaceae |
Baptisia alba (L.) Vent. var. macrophylla (Larisey) Isely |
large-leaved wild indigo, milky white indigo, white wild indigo |
|
| Fabaceae |
Desmodium canadense (L.) DC. |
Canadian tick-trefoil, showy tick-trefoil |
|
| Fabaceae |
Desmodium nudiflorum (L.) DC. |
bare-stemmed tick-trefoil, naked tick-trefoil |
|
| Hypericaceae |
Triadenum fraseri (Spach) Gleason |
bog St. John's-wort, Fraser's marsh St. John's-wort |
|
| Lamiaceae |
Dracocephalum parviflorum Nutt. |
American dragonhead |
|
| Lentibulariaceae |
Utricularia vulgaris L. |
Common bladderwort, great bladderwort |
|
| Malvaceae |
Hibiscus trionum L. |
flower-of-an-hour |
|
| Malvaceae |
Malva neglecta Wallr. |
cheeses, common mallow |
|
| Najadaceae |
Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt |
nodding water-nymph, northern water-nymph, slender naiad |
|
| Onagraceae |
Oenothera laciniata Hill subsp. laciniata |
cut-leaved evening-primrose, ragged evening-primrose |
|
| Orchidaceae |
Platanthera psycodes (L.) Lindl. |
lesser purple fringed orchid |
|
| Poaceae |
Bromus kalmii A.Gray |
Arctic brome, ear-leaved brome, Kalm's brome, prairie brome |
|
| Poaceae |
Cenchrus longispinus (Hack.) Fernald |
field sandbur, innocent-weed, mat sandbur, sandbur |
|
| Poaceae |
Dichanthelium oligosanthes (Schult.) Gould var. scribnerianum (Nash) Gould |
few-flowered panic grass, Scribner's panic grass, Scribner's rosette grass |
|
| Poaceae |
Echinochloa walteri (Pursh) A.Heller |
coast barnyard grass, salt-marsh cockspur grass, water-millet |
|
| Poaceae |
Phragmites australis (Cav.) Trin. ex Steud. |
common reed, common reed grass |
|
| Poaceae |
Poa palustris L. |
fowl meadow grass, marsh bluegrass |
|
| Polygonaceae |
Persicaria amphibia (L.) S.F.Gray |
water heart's-ease, water smartweed |
|
| Polygonaceae |
Persicaria maculosa Gray |
heart's-ease, spotted lady's-thumb |
|
| Polygonaceae |
Persicaria punctata (Elliott) Small |
dotted smartweed |
|
| Polygonaceae |
Persicaria sagittata (L.) H.Gross |
arrow-leaved tear-thumb |
|
| Potamogetonaceae |
Potamogeton nodosus Poir. |
long-leaf pondweed, long-leaved pondweed |
|
| Ranunculaceae |
Anemone canadensis L. |
Canada anemone, Canadian anemone, meadow anemone |
|
| Ranunculaceae |
Anemone cylindrica A.Gray |
candle anemone, long-headed anemone, thimbleweed |
|