Erigeron sanctarum is a perennial herb (rhizomatous) that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 4.2 (limited distribution).
Erigeron sanctarum: According to David Hollombe, sanctarum commemorates the saints Santa Barbara, Santa Ynez and Santa Rosa. The taxon was described from specimens collected in the Santa Ynez mountains near Santa Barbara and on Santa Rosa Island.
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 03/29/2025).