[Wikipedia] First Nations People Medicinal Use: Although it is not a native plant in America, it is reported that some First Nations people of eastern Canada have used the juices of the plant as a balm for wounds. (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: 03/29/2025).