Calflora, a 501c3 non-profit
Distribution by County   9471    
Trichostema ruygtii  H. Lewis
Napa bluecurls
Trichostema ruygtii is an annual herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).
Record Count by County

Lake: 4 Napa: 23 Solano: 1 Sonoma: 4

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: https://www.calflora.org/   (Accessed: 12/03/2024).