| Family |
Taxon |
Common Name | Photographs |
| Iridaceae |
Iris virginica L. var. shrevei (Small) E.S.Anderson |
blue flag, Shreve's iris, southern blue flag, Virginia iris |
|
| Juncaceae |
Juncus greenei Oakes & Tuck. |
Greene's rush |
|
| Poaceae |
Koeleria macrantha (Ledeb.) Schult. |
June grass, prairie June grass |
|
| Asteraceae |
Krigia biflora (Walter) S.F.Blake |
false-dandelion, orange dwarf-dandelion |
|
| Asteraceae |
Krigia biflora (Walter) S.F.Blake subsp. biflora |
false-dandelion, orange dwarf-dandelion |
|
| Ericaceae |
Ledum groenlandicum Oeder |
Labrador-tea |
|
| Brassicaceae |
Lepidium densiflorum Schrad. |
prairie pepper-weed, small peppergrass |
|
| Brassicaceae |
Lepidium densiflorum Schrad. var. densiflorum |
prairie pepper-weed, small peppergrass |
|
| Fabaceae |
Lespedeza capitata Michx. |
round-headed bush-clover, round-headed lespedeza |
|
| Asteraceae |
Liatris aspera Michx. |
lacerate blazing-star, rough blazing-star, tall gay-feather |
|
| Asteraceae |
Liatris cylindracea Michx. |
cylindrical blazing-star, few-headed blazing-star |
|
| Asteraceae |
Liatris pycnostachya Michx. |
prairie blazing-star, thick-spike blazing-star, thick-spike gay-feather |
|
| Liliaceae |
Lilium philadelphicum L. |
orange-cup lily, wood lily |
|
| Scrophulariaceae |
Linaria canadensis (L.) Dum.Cours. var. canadensis |
annual toadflax, blue toadflax, Canada toadflax |
|
| Scrophulariaceae |
Linaria vulgaris Mill. |
butter-and-eggs |
|
| Boraginaceae |
Lithospermum canescens (Michx.) Lehm. |
hoary puccoon |
|
| Boraginaceae |
Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. subsp. croceum (Fernald) Cusick |
Carolina puccoon, hairy puccoon, plains puccoon |
|
| Fabaceae |
Lupinus perennis L. |
sundial lupine, wild lupine |
|
| Lamiaceae |
Lycopus uniflorus Michx. |
northern bugleweed, northern water-horehound |
|
| Primulaceae |
Lysimachia lanceolata Walter |
lance-leaved loosestrife |
|
| Primulaceae |
Lysimachia quadrifolia L. |
whorled loosestrife, whorled yellow loosestrife |
|
| Liliaceae |
Maianthemum canadense Desf. |
Canada bead-ruby, Canada mayflower, wild lily-of-the-valley |
|
| Liliaceae |
Maianthemum canadense Desf. var. canadense |
Canada bead-ruby, Canada mayflower, wild lily-of-the-valley |
|
| Liliaceae |
Maianthemum racemosum (L.) Link subsp. racemosum |
false Solomon's-seal, false spikenard, large false Solomon's-seal, Solomon's-plume |
|
| Fabaceae |
Medicago sativa L. |
alfalfa |
|
| Fabaceae |
Medicago sativa L. subsp. sativa |
alfalfa, blue alfalfa |
|
| Fabaceae |
Melilotus albus Medik. |
white sweet-clover |
|
| Nyctaginaceae |
Mirabilis albida (Walter) Heimerl |
pale umbrella-wort, white four-o'clock |
|
| Poaceae |
Muhlenbergia mexicana (L.) Trin. |
leafy satin grass, Mexican muhly, wire-stem muhly |
|
| Poaceae |
Muhlenbergia racemosa (Michx.) Britton, Sterns & Poggenb. |
marsh muhly, upland wild-Timothy |
|
| Onagraceae |
Oenothera nuttallii Sweet |
Nuttall's evening-primrose, white evening-primrose |
|
| Osmundaceae |
Osmunda regalis L. var. spectabilis (Willd.) A.Gray |
American royal fern, flowering fern, royal fern |
|
| Oxalidaceae |
Oxalis stricta L. |
common yellow oxalis, tall wood-sorrel |
|
| Poaceae |
Panicum virgatum L. |
switch grass |
|
| Caryophyllaceae |
Paronychia canadensis (L.) A.W.Wood |
smooth forked nail-wort, tall forked chickweed |
|
| Caryophyllaceae |
Paronychia fastigiata (Raf.) Fernald var. fastigiata |
hairy forked nail-wort, low forked chickweed |
|
| Scrophulariaceae |
Penstemon gracilis Nutt. |
lilac penstemon, slender beard-tongue |
|
| Scrophulariaceae |
Penstemon gracilis Nutt. subsp. gracilis |
lilac penstemon, slender beard-tongue |
|
| Scrophulariaceae |
Penstemon gracilis Nutt. subsp. wisconsinensis (Pennell) Pennell |
Wisconsin beard-tongue, Wisconsin penstemon |
|
| Polygonaceae |
Persicaria maculosa Gray |
heart's-ease, spotted lady's-thumb |
|
| Polygonaceae |
Persicaria pensylvanica (L.) M.Gómez |
Pennsylvania knotweed, Pennsylvania smartweed, pinkweed |
|
| Polygonaceae |
Persicaria sagittata (L.) H.Gross |
arrow-leaved tear-thumb |
|
| Poaceae |
Phalaris arundinacea L. |
reed canary grass |
|
| Portulacaceae |
Phemeranthus rugospermus (Holz.) Kiger |
prairie fame-flower, rough-seeded fame-flower, sand fame-flower |
|
| Poaceae |
Phleum pratense L. subsp. pratense |
common timothy, timothy |
|
| Polemoniaceae |
Phlox pilosa L. |
downy phlox, prairie phlox |
|
| Polemoniaceae |
Phlox pilosa L. subsp. fulgida (Wherry) Wherry |
downy phlox, prairie phlox |
|
| Solanaceae |
Physalis virginiana Mill. var. virginiana |
lance-leaved ground-cherry, obedient plant, Virginia ground-cherry |
|
| Pinaceae |
Pinus resinosa Aiton |
Canadian pine, Norway pine, red pine |
|
| Poaceae |
Piptatheropsis pungens (Poir.) Romasch., P.M.Peterson & R.J.Soreng |
mountain rice grass, short-horned rice grass |
|