Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Coastal bluffs, forest openings, alluvial areas, and disturbed sites at low to middle elevations.
Flowers: May-October
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, butterflies, beetles
Glabrous biennial or short-lived perennial, 1.5-8 dm. tall.
Leaves entire, or often with some small teeth, narrowly oblanceolate, up to 10 cm. long and 1.5 cm. wide, somewhat resinous.
Heads rayless, 1-1.5 cm. wide; involucre strongly resinous, its bracts firm, herbaceous-tipped; flowers yellow, the inner sterile; pappus of 2 or more deciduous awns.
Mature achenes with one or more apical knobs.
PNW Herbaria: Specimen records of Grindelia hirsutula in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Grindelia hirsutula checklist entry
OregonFlora: Grindelia hirsutula information
E-Flora BC: Grindelia hirsutula atlas page
CalPhotos: Grindelia hirsutula photos