2010 Steve Matson 2010 Steve Matson 2010 Steve Matson 2010 Steve Matson 2020 Bob Sweatt 2020 Bob Sweatt 2020 Bob Sweatt 2020 Bob Sweatt
Epilobium howellii is a perennial herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 4.3 (limited distribution).
[Wikipedia] Limited Range: Epilobium howellii is an uncommon species of flowering plant in the evening primrose family known by the common names Yuba Pass willowherb and subalpine fireweed (though it is not a true fireweed). It is endemic to the High Sierra Nevada of California, where it is known from only about 65 occurrences. (link added by Mary Ann Machi)
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Suggested Citation
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: 05/16/2025).
one or more occurrences