| Calypso bulbosa (L.) Oakes var. americana (R. Br.) Luer [FNA26] |
2 |
calypso, fairy-slipper |
| Calypso bulbosa (L.) Oakes var. occidentalis (Holz.) B. Boivin [FNA26] |
2 |
calypso, fairy-slipper |
| Cephalanthera austiniae (A. Gray) A. Heller [FNA26] |
2 |
phantom orchid |
| Coeloglossum viride (L.) Hartman [FNA26] |
6 |
|
| Corallorhiza maculata (Raf.) Raf. var. maculata [FNA26] |
5 |
spotted coralroot |
| Corallorhiza maculata (Raf.) Raf. var. occidentalis (Lindl.) Ames [FNA26] |
5 |
western spotted coralroot |
| Corallorhiza maculata (Raf.) Raf. var. ozettensis E. Tisch [not in FNA] |
1 |
ozette coralroot |
| Corallorhiza mertensiana Bong. [FNA26, H&C] |
2 |
western coralroot, Pacific coralroot |
| Corallorhiza striata Lindl. var. striata [FNA26] |
2 |
striped coralroot, hooded coralroot |
| Corallorhiza striata Lindl. var. vreelandii (Rydb.) L. O. Williams [FNA26] |
5 |
vreeland's striped coralroot |
| Corallorhiza trifida ChGtel. [FNA26, H&C] |
5 |
early or northern coralroot |
| Corallorhiza wisteriana Conrad [FNA26, H&C] |
1 |
wister coralroot |
| Cypripedium ×columbiana Sheviak [not in H&C] |
0 |
hybrid or Columbia lady's-slipper |
| Cypripedium fasciculatum Kellogg ex S. Watson [FNA26, H&C] |
1 |
clustered lady's-slipper |
| Cypripedium montanum Dougl. ex Lindl. [FNA26, H&C] |
0 |
mountain lady's-slipper |
| Cypripedium parviflorum Salisb. [FNA26] |
4 |
yellow lady's-slipper or fairy slipper |
| Epipactis gigantea Douglas ex Hook. [FNA26, H&C] |
4 |
giant helleborine |
| Epipactis helleborine (L.) Crantz [FNA26, H&C] |
2 |
helleborine, broad-leaved or garden helleborine |
| Goodyera oblongifolia Raf. [FNA26, H&C] |
3 |
western or giant rattlesnake-plantain |
| Liparis loeselii (L.) Rich. [FNA26, H&C] |
5 |
Loesel's twayblade, fen orchid |
| Listera borealis Morong [FNA26, H&C] |
2 |
northern twayblade |
| Listera caurina Piper [FNA26, H&C] |
3 |
northwestern twayblade |
| Listera convallarioides (Sw.) Nutt. ex Ell. [FNA26, H&C] |
5 |
broad-lip twayblade |
| Listera cordata (L.) R. Br. [H&C] |
8 |
|
| Piperia candida Rand. Morgan & Ackerman [FNA26, Not in H&C] |
0 |
white-lip rein orchid |
| Piperia elegans (Lindl.) Rydb. ssp. elegans [FNA26] |
3 |
elegant rein orchid, hillside rein orchid |
| Piperia elongata Rydb. [FNA26] |
5 |
dense or dense-flower rein orchid |
| Piperia transversa Suksd. [FNA26] |
1 |
royal rein orchid |
| Piperia unalascensis (Spreng.) Rydb. [FNA26] |
5 |
Alaska rein orchid |
| Platanthera aquilonis Sheviak [FNA26] |
1 |
Sheviak's bog orchid, eagle rein orchid |
| Platanthera chorisiana (Cham.) Rchb. f. [FNA26] |
3 |
choriso bog orchid |
| Platanthera dilatata (Pursh) Lindl. ex L. C. Beck |
8 |
white or boreal bog orchid, white rein orchid, bog candle, scent bottle |
| Platanthera huronensis (Nutt.) Lindl. [FNA26] |
7 |
northern green bog orchid |
| Platanthera obtusata (Banks ex Pursh) Lindl. ssp. obtusata [FNA26] |
3 |
blunt-leaf rein orchid, one-leaf rein orchid, small northern bog orchid |
| Platanthera orbiculata (Pursh) Lindl. [FNA26] |
2 |
large round-leaf orchid |
| Platanthera stricta Lindl. [FNA26] |
7 |
slender bog orchid |
| Spiranthes diluvialis Sheviak [FNA26] |
1 |
diluvial ladies'-tresses |
| Spiranthes porrifolia Lindl. [FNA26] |
1 |
western ladies'-tresses |
| Spiranthes romanzoffiana Cham. [FNA26] |
4 |
hooded ladies'-tresses |