[Wikipedia] Range, Habitat: This plant is native to western North America, where it grows at high elevations from Arizona to Alaska and northern Canada. Like many species of Draba, it can grow in alpine and Arctic climates. (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: 05/12/2025).