Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains and northern Great Plains.
Growth Duration: Annual
Conservation Status: Not of concern
Pollination: Bumblebees, bees, butterflies, beetles
[none provided]
PNW Herbaria: Specimen records of Grindelia squarrosa var. serrulata in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Grindelia squarrosa var. serrulata checklist entry
OregonFlora: Grindelia squarrosa var. serrulata information
E-Flora BC: Grindelia squarrosa var. serrulata atlas page
CalPhotos: Grindelia squarrosa var. serrulata photos