| Family |
Taxon |
Common Name | Photographs |
|---|
| Onagraceae |
Circaea alpina L. subsp. alpina |
alpine enchanter's-nightshade, northern enchanter's-nightshade, small enchanter's-nightshade |
|
| Onagraceae |
Circaea lutetiana L. subsp. canadensis (L.) Asch. & Magnus |
broad-leaf enchanter's-nightshade |
|
| Onagraceae |
Epilobium angustifolium L. subsp. circumvagum Mosquin |
fireweed, great willow-herb |
|
| 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 |
Epilobium coloratum Biehler |
cinnamon willow-herb, eastern willow-herb |
|
| Onagraceae |
Epilobium leptophyllum Raf. |
American marsh willow-herb, bog willow-herb, fen willow-herb |
|
| Onagraceae |
Gaura biennis L. |
biennial bee-blossom, biennial gaura |
|
| Onagraceae |
Gaura coccinea Nutt. ex Pursh |
scarlet bee-blossom, scarlet gaura |
|
| Onagraceae |
Ludwigia polycarpa Short & R.Peter |
false-loosestrife, top-pod water-primrose |
|
| Onagraceae |
Oenothera biennis L. |
bastard evening-primrose, common evening-primrose |
|
| Onagraceae |
Oenothera clelandii W.Dietr., P.H.Raven & W.L.Wagner |
Cleland's evening-primrose, sand evening-primrose |
|
| Onagraceae |
Oenothera glazioviana Micheli |
garden evening-primrose, red-sepal evening-primrose |
|
| Onagraceae |
Oenothera parviflora L. |
northern evening-primrose, small-flowered evening-primrose |
|
| Onagraceae |
Oenothera perennis L. |
small evening-primrose, small sundrops |
|
| Onagraceae |
Oenothera villosa Thunb. |
hairy evening-primrose |
|
| Onagraceae |
Oenothera villosa Thunb. subsp. villosa |
hairy evening-primrose |
|
| Ophioglossaceae |
Botrychium dissectum Spreng. |
cut-leaved grape fern, dissected grape fern, lace-frond grape fern |
|
| Ophioglossaceae |
Botrychium multifidum (S.G.Gmel.) Rupr. |
leathery grape fern, leather-leaved grape fern |
|
| Ophioglossaceae |
Botrychium virginianum (L.) Sw. |
rattlesnake fern |
|
| Ophioglossaceae |
Ophioglossum pusillum Raf. |
adder's-tongue, northern adder's-tongue |
|
| Orchidaceae |
Aplectrum hyemale (Muhl. ex Willd.) Torr. |
Adam-and-Eve, putty-root |
|
| Orchidaceae |
Calopogon oklahomensis D.H.Goldman |
Oklahoma grass pink |
|
| Orchidaceae |
Calopogon tuberosus (L.) Britton, Sterns & Poggenb. var. tuberosus |
grass pink, tuberous grass pink |
|
| Orchidaceae |
Coeloglossum viride (L.) Hartm. var. virescens (Muhl.) Luer |
long-bracted green orchid, frog orchid |
|
| Orchidaceae |
Corallorhiza maculata (Raf.) Raf. |
spotted coralroot, summer coralroot |
|
| Orchidaceae |
Corallorhiza odontorhiza (Willd.) Poir. var. odontorhiza |
autumn coralroot, fall coralroot, late coralroot, small-flowered coralroot |
|
| Orchidaceae |
Cypripedium acaule Aiton |
moccasin-flower, pink lady's-slipper, pink moccasin-flower, small pink lady's-slipper |
|
| Orchidaceae |
Cypripedium X andrewsii A.M.Fuller |
Andrews' lady's-slipper |
|
| Orchidaceae |
Cypripedium candidum Muhl. ex Willd. |
small white lady's-slipper, white lady's-slipper |
|
| Orchidaceae |
Cypripedium parviflorum Salisb. |
yellow lady's-slipper |
|
| Orchidaceae |
Cypripedium parviflorum Salisb. var. makasin (Farw.) Sheviak |
small yellow lady's-slipper |
|
| Orchidaceae |
Cypripedium parviflorum Salisb. var. pubescens (Willd.) O.W.Knight |
large yellow lady's-slipper |
|
| Orchidaceae |
Cypripedium reginae Walter |
queen lady's-slipper, showy lady's-slipper |
|
| Orchidaceae |
Epipactis helleborine (L.) Crantz |
broad-leaved helleborine, helleborine, helleborine orchid |
|
| Orchidaceae |
Galearis spectabilis (L.) Raf. |
showy orchis |
|
| Orchidaceae |
Goodyera pubescens (Willd.) R.Br. |
downy rattlesnake-plantain |
|
| Orchidaceae |
Goodyera repens (L.) R.Br. |
creeping rattlesnake-plantain, lesser rattlesnake-plantain |
|
| Orchidaceae |
Liparis liliifolia (L.) Rich. ex Lindl. |
brown wide-lip orchid, large twayblade, lily-leaved twayblade, mauve sleekwort, purple twayblade |
|
| Orchidaceae |
Liparis loeselii (L.) Rich. |
fen orchid, green twayblade, Loesel's twayblade |
|
| Orchidaceae |
Platanthera clavellata (Michx.) Luer |
club-spur orchid, green woodland orchid, small green fringed orchid |
|
| Orchidaceae |
Platanthera dilatata (Pursh) Lindl. ex Beck var. dilatata |
boreal bog orchid, leafy white orchis, scent-bottle, white bog orchid |
|
| Orchidaceae |
Platanthera flava (L.) Lindl. var. herbiola (R.Br.) Luer |
pale green orchid, tubercled orchid |
|
| Orchidaceae |
Platanthera huronensis (Nutt.) Lindl. |
Huron green orchid, tall nothern bog orchid |
|
| Orchidaceae |
Platanthera lacera (Michx.) G.Don |
green fringed orchid, ragged fringed orchid |
|
| Orchidaceae |
Platanthera leucophaea (Nutt.) Lindl. |
eastern prairie fringed orchid, prairie white fringed orchid |
|
| Orchidaceae |
Platanthera psycodes (L.) Lindl. |
lesser purple fringed orchid |
|
| Orchidaceae |
Pogonia ophioglossoides (L.) Ker Gawl. |
adder's-mouth, rose pogonia, snakemouth orchid |
|
| Orchidaceae |
Spiranthes cernua (L.) Rich. |
nodding lady's-tresses |
|
| Orchidaceae |
Spiranthes lacera (Raf.) Raf. |
northern slender lady's-tresses |
|
