2006 Steve Matson 2009 Keir Morse 2009 Keir Morse 2006 Keir Morse 2016 John Doyen
Dimeresia howellii is an annual herb that is native to California, and also found in Idaho; Nevada and Oregon.
California Rare Plant Rank: 2B.3 (rare, threatened, or endangered in CA; common elsewhere).
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals,
Consortium of California Herbaria.[web application]. 2022. Berkeley, California:The Calflora Database
[a non-profit organization].Available: