[nativeplants.csuci.edu] Habitat, Bloom Time: A low growing perennial.
Not uncommon on hillsides and rocky slopes. A late bloomer (starting late May/early June), these flowers appear after most others are finished for the year. (link added by Mary Ann Machi)
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: 04/12/2025).