[Wikipedia] Etymology: The genus name Cistus derives from the Ancient Greek words kisthos meaning basket, while the species name salviifolius refers the wrinkled leaves similar to those of the sage. (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).