Distribution: Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta, Montana, and Wyoming.
Habitat: Wet meadows, swamps and coniferous forests, low to mid-elevations.
Conservation Status: Not of concern
Herbaceous perennials, 18-100 cm tall, erect to slightly decumbent, somewhat succulent; stems not angled; roots fasciculate, slender and tuberous, fleshy.
Leaves few to several, abruptly spreading or occasionally ascending, dispersed along stem and becoming reduced to bracts towards inflorescence; blades folded slightly lengthwise, oblong to ovate to linear-lanceolate, 3-32 mm long and 1-4.5 cm broad.
Inflorescence sparsely- or densely-flowered spike; flowers resupinate, light yellowish green to light green, not showy; lateral sepals spreading to curving backward; petals ovate-falcate to lance-falcate, margins entire; labellum bent downward or extending forward, linear to lanceolate, basal thickening absent, 3-9 mm long and 1-3 mm broad or less; spur distinctly club-shaped, capitate inflated or pouch-shaped, 2-6 mm, apex obtuse; rostellum lobes parallel to convergent, directed downward, minute, rounded, not easily seen; pollinaria 2, not curved; pollinia 2, remaining within anther sacs; viscidia free, orbiculate; stigma entire; ovary slender to stout, generally 5-10 mm.
Capsules ellipsoid to cylindric.