– many-flower Indian-pipe
Distribution: On both sides of the Cascades in Washington; British Columbia south to California, east to the Atlantic Coast.
Habitat: In humus of coniferous forests at low to mid-elevations.
– one-flower Indian-pipe
Distribution: Chiefly west of the Cascades in Washington; widely distributed throughout North America except for Alaska, Yukon Territory, Nevada, and southern Rocky Mountain states.
Habitat: In humus in deep, shady woods at low to moderate elevations.