| Family |
Taxon |
Common Name | Photographs |
| Cyperaceae |
Scirpus atrovirens Willd. |
black bulrush, dark-green bulrush |
|
| Cyperaceae |
Scirpus pedicellatus Fernald |
stalked wool-grass |
|
| Cyperaceae |
Scleria triglomerata Michx. |
stone-rush, tall nut-rush, whip nut-rush, whip-grass |
|
| Dryopteridaceae |
Cystopteris bulbifera (L.) Bernh. |
bladder fern, bulblet bladder fern, bulblet fragile fern |
|
| Dryopteridaceae |
Cystopteris fragilis (L.) Bernh. |
bladder fern, brittle bladder fern, northern fragile fern |
|
| Dryopteridaceae |
Diplazium pycnocarpon (Spreng.) M.Broun |
glade fern, narrow-leaved glade fern, narrow-leaved spleenwort |
|
| Dryopteridaceae |
Matteuccia struthiopteris (L.) Todaro var. pensylvanica (Willd.) C.V.Morton |
American ostrich fern, ostrich fern |
|
| Dryopteridaceae |
Woodsia obtusa (Spreng.) Torr. subsp. obtusa |
blunt-lobe cliff fern, blunt-lobed woodsia |
|
| Equisetaceae |
Equisetum hyemale L. subsp. affine (Engelm.) Calder & Roy L.Taylor |
common scouring rush, pipes, scouring rush horsetail |
|
| Euphorbiaceae |
Acalypha rhomboidea Raf. |
rhombic copper-leaf, three-seeded-mercury |
|
| Euphorbiaceae |
Chamaesyce geyeri (Engelm.) Small |
Geyer's sand-mat, Geyer's spurge |
|
| Euphorbiaceae |
Chamaesyce maculata (L.) Small |
milk-purslane, spotted sand-mat, wart-weed |
|
| Euphorbiaceae |
Chamaesyce nutans (Lag.) Small |
eye-bane, nodding spurge |
|
| Euphorbiaceae |
Euphorbia davidii Subils |
David's spurge |
|
| Fabaceae |
Apios americana Medik. |
common groundnut, Indian-potato, potato-bean |
|
| Fabaceae |
Astragalus canadensis L. var. canadensis |
Canadian milk-vetch |
|
| Fabaceae |
Desmodium paniculatum (L.) DC. var. dillenii (Darl.) Isely |
Dillenius' tick-trefoil, panicled tick-trefoil, perplexed tick-trefoil |
|
| Fabaceae |
Lespedeza violacea (L.) Pers. |
violet bush-clover, violet lespedeza |
|
| Fabaceae |
Medicago lupulina L. |
black medick |
|
| Fabaceae |
Vicia villosa Roth |
hairy vetch, winter vetch |
|
| Fagaceae |
Quercus bicolor Willd. |
swamp white oak |
|
| Gentianaceae |
Gentiana alba Muhl. ex Nutt. |
cream gentian, pale gentian, yellow gentian |
|
| Gentianaceae |
Gentiana andrewsii Griseb. var. andrewsii |
Andrews' gentian, bottle gentian, prairie closed gentian |
|
| Haloragaceae |
Myriophyllum spicatum L. |
Eurasian water-milfoil, European water-milfoil, spike water-milfoil |
|
| Hamamelidaceae |
Hamamelis virginiana L. |
American witch-hazel |
|
| Hydrocharitaceae |
Elodea canadensis Michx. |
Canadian waterweed, common waterweed |
|
| Hypericaceae |
Hypericum punctatum Lam. |
spotted St. John's-wort |
|
| Hypericaceae |
Triadenum fraseri (Spach) Gleason |
bog St. John's-wort, Fraser's marsh St. John's-wort |
|
| Juglandaceae |
Carya cordiformis (Wangenh.) K.Koch |
bitter-nut hickory, pig-nut, yellow-bud hickory |
|
| Juglandaceae |
Juglans nigra L. |
black walnut |
|
| Lamiaceae |
Agastache scrophulariaefolia (Willd.) Kuntze |
figwort giant hyssop, purple giant hyssop |
|
| Lamiaceae |
Chaiturus marrubiastrum (L.) Rchb. |
lion's-tail, horehound motherwort |
|
| Lamiaceae |
Mentha arvensis L. var. canadensis (L.) Kuntze |
field mint, wild mint |
|
| Lamiaceae |
Monarda fistulosa L. subsp. fistulosa |
bee balm, wild bergamot |
|
| Lamiaceae |
Monarda punctata L. var. villicaulis (Pennell) E.J.Palmer & Steyerm. |
dotted horsemint, horsemint |
|
| Lamiaceae |
Physostegia virginiana (L.) Benth. subsp. virginiana |
false dragonhead, obedience |
|
| Lamiaceae |
Pycnanthemum virginianum (L.) T.Durand & B.D.Jacks. ex B.L.Rob. & Fernald |
common mountain mint, Virginia mountain mint |
|
| Lamiaceae |
Salvia reflexa Hornem. |
lance-leaf sage, Rocky Mountain sage |
|
| Lamiaceae |
Scutellaria galericulata L. |
common skullcap, marsh skullcap |
|
| Lamiaceae |
Scutellaria ovata Hill subsp. ovata |
forest skullcap, heart-leaved skullcap |
|
| Lamiaceae |
Stachys tenuifolia Willd. var. tenuifolia |
narrow-leaved hedge-nettle, smooth hedge-nettle |
|
| Lamiaceae |
Teucrium canadense L. |
American germander, Canadian germander, wood sage |
|
| Lamiaceae |
Teucrium canadense L. var. occidentale (A.Gray) E.M.McClint. & Epling |
American germander, western germander, wood sage |
|
| Lamiaceae |
Trichostema brachiatum L. |
false-pennyroyal, fluxweed |
|
| Lemnaceae |
Lemna minor L. |
common duckweed, lesser duckweed, small duckweed |
|
| Lemnaceae |
Lemna trisulca L. |
forked duckweed, star duckweed |
|
| Lemnaceae |
Lemna turionifera Landolt |
perennial duckweed, Turion duckweed |
|
| Lemnaceae |
Spirodela polyrrhiza (L.) Schleid. |
giant duckweed, greater duckweed |
|
| Lemnaceae |
Wolffia borealis (Engelm. ex Hegelm.) Landolt |
Northern water-meal |
|
| Lemnaceae |
Wolffia columbiana H.Karst. |
common water-meal |
|