[Wikipedia] Ethnobotany, Medicinal Uses: Ethnobotanically used as a medicinal plants for respiratory disorders.The whole plant extract was reported to have anti-inflammatory and analgesic activities. (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
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https://www.calflora.org/(Accessed: 04/01/2025).