[Wikipedia] Native American Uses: The seeds were reportedly a highly valued food of Indigenous peoples in California. As well, the roots were used for making baskets and the wood for making bows.[4][15] (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: 03/29/2025).