Distribution: Known historically from east of the Cascades crest in Yakima County, where presumably eliminated by herbicide treatment due to it being a noxious weed; California, east across the southwestern U.S. to the southern Great Plains and Illinois.
Habitat: Disturbed, open ground in sagebrush.
Flowers: June-August
Origin: Introduced
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, butterflies, wasps
[none provided]
Publication: Prodr. 5: 587. 1836.
PNW Herbaria: Specimen records of Helianthus ciliaris in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Helianthus ciliaris checklist entry.
OregonFlora: Helianthus ciliaris information.
E-Flora BC: Helianthus ciliaris atlas page.
CalPhotos: Helianthus ciliaris photos.
USDA Plants: Helianthus ciliaris information.
