Orchidaceae
Calypso bulbosa
fairyslipper
Corallorrhiza striata
striped coralroot
Cypripedium californicum
California lady's-slipper
Cephalanthera austiniae
phantom orchid
Goodyera oblongifolia
rattlesnake-plantain
Platanthera dilatata var. dilatata
white bog orchid
Spiranthes romanzoffiana
hooded ladies' tresses
Piperia elegans
elegant rein-orchid
Platanthera orbiculata
round-leaved bog orchid
Spiranthes porrifolia
western ladies' tresses
Corallorrhiza maculata
spotted coralroot
Corallorrhiza mertensiana
western coralroot
Epipactis gigantea
stream orchid
Platanthera sparsiflora
few-flowered bog orchid
Platanthera hyperborea
northern green bog orchid
Platanthera stricta
slender bog orchid
Piperia unalascensis
short-spurred rein orchid
Cypripedium fasciculatum
clustered lady's-slipper
Cypripedium montanum
mountain lady's-slipper
Listera cordata
heartleaf twayblade