Calflora, a 501c3 non-profit
Distribution by County   13008    
Howellanthus dalesianus  (J.T.Howell) Walden & R.Patt.
Scott mountain phacelia
Howellanthus dalesianus is a perennial herb that is native to California, and endemic (limited) to California.
also called Phacelia dalesiana
California Rare Plant Rank: 4.3 (limited distribution).   CNDDB
Record Count by County

Shasta: 4 Siskiyou: 37 Trinity: 44

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]. 2022. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 11/30/2022).