| Family |
Taxon |
Common Name | Photographs |
| Aceraceae |
Acer saccharum Marshall var. saccharum |
hard maple, sugar maple |
|
| Alismataceae |
Sagittaria latifolia Willd. |
broad-leaved arrow-head, common arrow-head, duck-potato, wapato |
|
| Amaranthaceae |
Froelichia floridana (Nutt.) Moq. |
common cotton-weed, Florida snake-cotton, plains snake-cotton |
|
| Anacardiaceae |
Rhus glabra L. |
smooth sumac |
|
| Anacardiaceae |
Rhus hirta (L.) Sudw. |
staghorn sumac, velvet sumac |
|
| Apiaceae |
Berula erecta (Huds.) Coville |
cut-leaved water-parsnip, low water-parsnip |
|
| Apiaceae |
Cryptotaenia canadensis (L.) DC. |
Canadian honewort, white chervil |
|
| Asteraceae |
Ambrosia trifida L. var. trifida |
giant ragweed, great ragweed, horse-cane |
|
| Asteraceae |
Artemisia frigida Willd. |
fringed sage-wort, prairie sagebrush, prairie sage-wort |
|
| Asteraceae |
Aster oolentangiensis Riddell |
azure aster, prairie heart-leaved aster, sky-blue aster |
|
| Asteraceae |
Bidens connata Muhl. ex Willd. |
purple-stem beggar-ticks, purple-stemmed tickseed |
|
| Asteraceae |
Eupatorium purpureum L. |
green-stemmed Joe-Pye-weed, purple Joe-Pye-weed |
|
| Betulaceae |
Corylus americana Walter |
American hazelnut |
|
| Brassicaceae |
Arabis canadensis L. |
sickle-pod |
|
| Brassicaceae |
Cardamine pensylvanica Muhl. ex Willd. |
Pennsylvania bitter-cress |
|
| Caryophyllaceae |
Moehringia lateriflora (L.) Fenzl |
grove sandwort, wood sandwort, blunt-leaf sandwort |
|
| Caryophyllaceae |
Myosoton aquaticum (L.) Moench |
giant chickweed, water chickweed |
|
| Caryophyllaceae |
Saponaria officinalis L. |
bouncing-bet, soapwort |
|
| Caryophyllaceae |
Silene csereii Baumg. |
Balkan catchfly, glaucous campion |
|
| Celastraceae |
Celastrus scandens L. |
American bittersweet, climbing bittersweet |
|
| Cleomaceae |
Polanisia dodecandra (L.) DC. |
rough-seed clammy-weed |
|
| Cleomaceae |
Polanisia dodecandra (L.) DC. subsp. dodecandra |
rough-seed clammy-weed |
|
| Cornaceae |
Cornus racemosa Lam. |
gray dogwood, northern swamp dogwood, panicled dogwood |
|
| Cyperaceae |
Bolboschoenus fluviatilis (Torr.) Soják |
river bulrush |
|
| Cyperaceae |
Cyperus esculentus L. var. leptostachyus Boeck. |
field nut sedge, flat sedge, yellow nut sedge |
|
| Cyperaceae |
Cyperus lupulinus (Spreng.) Marcks |
Great Plains flat sedge, sand cyperus, sand sedge |
|
| Cyperaceae |
Cyperus lupulinus (Spreng.) Marcks subsp. lupulinus |
Great Plains flat sedge, sand cyperus, sand sedge |
|
| Cyperaceae |
Cyperus schweinitzii Torr. |
Great Plains sand sedge, Schweinitz's cyperus, Schweinitz's flat sedge |
|
| Cyperaceae |
Schoenoplectus tabernaemontani (C.C.Gmel.) Palla |
great bulrush, soft-stem bulrush |
|
| Euphorbiaceae |
Chamaesyce maculata (L.) Small |
milk-purslane, spotted sand-mat, wart-weed |
|
| Euphorbiaceae |
Euphorbia hexagona Nutt. |
six-angled spurge |
|
| Fabaceae |
Amorpha canescens Pursh |
lead-plant |
|
| Fabaceae |
Amphicarpaea bracteata (L.) Fernald |
American hog-peanut, hog-peanut |
|
| Fabaceae |
Dalea villosa (Nutt.) Spreng. var. villosa |
downy prairie-clover, silky prairie-clover |
|
| Fabaceae |
Lathyrus venosus Muhl. ex Willd. |
forest pea, veiny pea, veiny pea-vine |
|
| Fabaceae |
Tephrosia virginiana (L.) Pers. |
goat's-rue, rabbit-pea, Virginia tephrosia |
|
| Fagaceae |
Quercus ellipsoidalis E.J.Hill |
Hill's oak, northern pin oak |
|
| Fagaceae |
Quercus macrocarpa Michx. |
bur oak |
|
| Lamiaceae |
Mentha arvensis L. var. canadensis (L.) Kuntze |
field mint, wild mint |
|
| Onagraceae |
Epilobium ciliatum Raf. |
American willow-herb, hairy willow-herb |
|
| Onagraceae |
Epilobium ciliatum Raf. subsp. ciliatum |
American willow-herb, coast willow-weed, hairy willow-herb |
|
| Onagraceae |
Oenothera parviflora L. |
northern evening-primrose, small-flowered evening-primrose |
|
| Oxalidaceae |
Oxalis violacea L. |
violet wood-sorrel |
|
| Poaceae |
Andropogon gerardii Vitman |
big blue-stem, turkey-foot |
|
| Poaceae |
Calamovilfa longifolia (Hook.) Scribn. |
prairie sand-reed |
|
| Poaceae |
Calamovilfa longifolia (Hook.) Scribn. var. longifolia |
prairie sand-reed |
|
| Poaceae |
Echinochloa muricata (P.Beauv.) Fernald |
American barnyard grass, barnyard grass, cockspur grass, rough barnyard grass |
|
| Poaceae |
Echinochloa muricata (P.Beauv.) Fernald var. microstachya Wiegand |
rough barnyard grass |
|
| Poaceae |
Eragrostis spectabilis (Pursh) Steud. |
purple love grass, tumble grass |
|
| Poaceae |
Leersia virginica Willd. |
white grass |
|