[Wikipedia] Rainfall Requirements: Fagonia laevis is a delicate, relatively small, plant with numerous showy flowers that grows in dry areas in the desert. Sufficient periodic rainfall is necessary. The plant leaves are small and the stems are thin and each has a protective waxy covering helping the plant survive extreme arid conditions. (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).