Oenothera deltoides Torr. & Frém. ssp. howellii (Munz) W. M. Klein
Antioch dunes evening primrose
2020 Zoya Akulova 2017 James Gorham 2011 Zoya Akulova 2013 Robert Sikora Jo-Ann Ordano 2005 California Academy of Sciences 2011 Zoya Akulova 2014 Joey Malone 2013 Robert Sikora 2022 Marcus Tamura 2004 John Game 2013 Ramona Robison
Oenothera deltoides ssp. howellii is a perennial herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).
CNDDB
State of California status: Endangered.
Federal status: Endangered.
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2020 Zoya Akulova:!2017 James Gorham:!2011 Zoya Akulova:!2013 Robert Sikora:!Jo-Ann Ordano 2005 California Academy of Sciences:!2011 Zoya Akulova:!2014 Joey Malone:!2013 Robert Sikora:!2022 Marcus Tamura:!2004 John Game:!2013 Ramona Robison:!
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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,
including the
Consortium of California Herbaria.[web application]. 2022. Berkeley, California:The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 08/18/2022).