Calflora, a 501c3 non-profit
Distribution by County   8002    
Tonestus lyallii  (A. Gray) A. Nelson
Lyall's goldenweed,   Lyall's tonestus
Tonestus lyallii is a perennial herb (rhizomatous) that is native to California, and also found elsewhere in North America and beyond.
also called Haplopappus lyallii
California Rare Plant Rank: 2B.3 (rare, threatened, or endangered in CA; common elsewhere).
Record Count by County

Siskiyou: 1 Trinity: 9

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 02/26/2024).