| Family |
Taxon |
Common Name | Photographs |
| Liliaceae |
Clintonia borealis (Aiton) Raf. |
blue-bead-lily, corn-lily, yellow blue-bead-lily, yellow clintonia |
|
| Liliaceae |
Erythronium americanum Ker Gawl. subsp. americanum |
American trout-lily, yellow dog-tooth violet, yellow trout-lily |
|
| 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 |
|
| Liliaceae |
Maianthemum stellatum (L.) Link |
little false Solomon's-seal, starflower Solomon's-seal, starry false Solomon's-seal |
|
| Liliaceae |
Maianthemum trifolium (L.) Sloboda |
false mayflower, swamp false Solomon's-seal, three-leaf Solomon's-seal, three-leaf Solomon's-plume |
|
| Liliaceae |
Streptopus lanceolatus (Aiton) Reveal var. longipes (Fernald) Reveal |
twisted-stalk |
|
| Liliaceae |
Trillium grandiflorum (Michx.) Salisb. |
big white trillium, great white trillium, large-flowered trillium, snow trillium, white trillium, white wake-robin |
|
| Liliaceae |
Zigadenus elegans Pursh subsp. glaucus (Nutt.) Hultén |
death camas, mountain death camas, white camas |
|
| Lobeliaceae |
Lobelia cardinalis L. var. cardinalis |
cardinal-flower |
|
| Lobeliaceae |
Lobelia kalmii L. |
bog lobelia, brook lobelia, fen lobelia, Kalm's lobelia, Ontario lobelia |
|
| Lobeliaceae |
Lobelia siphilitica L. |
great blue lobelia |
|
| Lycopodiaceae |
Diphasiastrum tristachyum (Pursh) Holub |
blue ground-cedar, ground-cedar club-moss, northern ground-pine |
|
| Lycopodiaceae |
Huperzia lucidula (Michx.) Trevis. |
shining club-moss, shining fir-moss |
|
| Lycopodiaceae |
Lycopodium annotinum L. |
common club-moss, bristly club-moss, stiff club-moss |
|
| Lycopodiaceae |
Lycopodium clavatum L. |
running club-moss, running ground-pine, running-pine, staghorn club-moss |
|
| Lycopodiaceae |
Lycopodium dendroideum Michx. |
northern tree club-moss, round-branched club-moss |
|
| Lycopodiaceae |
Lycopodium obscurum L. |
flat-branched ground-pine, princess'-pine, rare club-moss |
|
| Malvaceae |
Malva neglecta Wallr. |
cheeses, common mallow |
|
| Menyanthaceae |
Menyanthes trifoliata L. |
bogbean, common buckbean |
|
| Monotropaceae |
Monotropa uniflora L. |
Indian-pipe |
|
| Myricaceae |
Myrica gale L. |
meadow-fern, sweet gale |
|
| Najadaceae |
Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt |
nodding water-nymph, northern water-nymph, slender naiad |
|
| Nymphaeaceae |
Nuphar variegata Durand |
bull-head pond-lily |
|
| Nymphaeaceae |
Nymphaea odorata Aiton |
American white water-lily, fragrant water-lily |
|
| Oleaceae |
Fraxinus nigra Marshall |
black ash |
|
| Onagraceae |
Circaea alpina L. subsp. alpina |
alpine enchanter's-nightshade, northern enchanter's-nightshade, small 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 |
Oenothera biennis L. |
bastard evening-primrose, common evening-primrose |
|
| Onagraceae |
Oenothera oakesiana (A.Gray) J.W.Robbins ex S.Watson & Coult. |
Oakes' evening-primrose |
|
| Ophioglossaceae |
Botrychium matricariifolium (Döll) A.Braun ex W.D.J.Koch |
daisy-leaf grape fern, daisy-leaf moonwort, matricary grape fern |
|
| Ophioglossaceae |
Botrychium virginianum (L.) Sw. |
rattlesnake fern |
|
| Orchidaceae |
Arethusa bulbosa L. |
dragon's-mouth, swamp-pink |
|
| Orchidaceae |
Corallorhiza striata Lindl. var. striata |
hooded coralroot, striped coralroot |
|
| Orchidaceae |
Corallorhiza trifida Châtel. |
early coralroot, northern coralroot, yellow coralroot |
|
| Orchidaceae |
Cypripedium acaule Aiton |
moccasin-flower, pink lady's-slipper, pink moccasin-flower, small pink lady's-slipper |
|
| Orchidaceae |
Cypripedium parviflorum Salisb. |
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 |
Goodyera repens (L.) R.Br. |
creeping rattlesnake-plantain, lesser rattlesnake-plantain |
|
| Orchidaceae |
Liparis loeselii (L.) Rich. |
fen orchid, green twayblade, Loesel's twayblade |
|
| Orchidaceae |
Malaxis monophyllos (L.) Sw. var. brachypoda (A.Gray) F.J.A.Morris & E.A.Eames |
North American white adder's-mouth, white adder's-mouth |
|
| Orchidaceae |
Platanthera dilatata (Pursh) Lindl. ex Beck var. dilatata |
boreal bog orchid, leafy white orchis, scent-bottle, white bog orchid |
|
| Orchidaceae |
Platanthera huronensis (Nutt.) Lindl. |
Huron green orchid, tall nothern bog orchid |
|
| Orchidaceae |
Platanthera obtusata (Banks ex Pursh) Lindl. |
blunt bog orchid, blunt-leaved orchid |
|
| Orchidaceae |
Platanthera orbiculata (Pursh) Lindl. |
large round-leaved orchid |
|
| Orobanchaceae |
Epifagus virginiana (L.) W.P.C.Barton |
beech-drops, cancer-root |
|
| Osmundaceae |
Osmunda regalis L. var. spectabilis (Willd.) A.Gray |
American royal fern, flowering fern, royal fern |
|