[Wikipedia] Range, Description: Rupertia physodes is a species of legume known by the common names forest scurfpea[1] and California tea.
It is native to west coast and coastal mountains of California, and northwards through the Cascade Range into Idaho and British Columbia.
Rupertia physodes is a low bushy perennial with often recumbent branches that may form a dense ground cover. It has deep, woody roots and grows well on the dry edges of woods and prairies where it flowers in late spring and summer when few other nectar sources remain available. (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: 03/28/2025).