Asteraceae Group 4
California
Heads discoid; receptacle bristly or bearing long, bristle-like scales (free or +- fused at base)
KeyBase (2025). Vascular plants of California: Jepson Herbarium, UC Berkeley: Asteraceae Group 4. https://keybase.rbg.vic.gov.au/keys/show/4250 [Seen: 27-06-2025].