1 genus
1 species, 1 subspecies and varieties
Display as:
Helianthella unifloraRocky Mountain helianthella
Distribution: Occurring east of the Cascades crest in Washington; British Columbia to Oregon and Nevada, east to the Rocky Mountains.
Habitat: Dry, open woods and meadows from low to middle elevations.
Origin: Native
Flowers: May-July
Growth Duration: Perennial
var. douglasii – Douglas helianthella, false sunflower