[explorer.natureserve.org] Range, Habitat, Rarity: Lilium pardalinum ssp. vollmeri is in northern California (150-1300 meters) in the Klamath Ranges and in southwestern Oregon. It occurs in bogs, streamsides, and springs, and is reported to be uncommon in California (e.g., Hickman 1993). (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: 05/06/2025).