2017 Mary Merriman 2017 Douglas Gordon-Blackwood 2019 Dane Dettloff 2015 Neal Kramer 2017 Douglas Gordon-Blackwood 2009 Cristian Singer 2009 Cristian Singer 2015 Neal Kramer 2015 Neal Kramer 2009 Cristian Singer
Eryngium spinosepalum is an annual or perennial 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).
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]. 2023. Berkeley, California:The Calflora Database
[a non-profit organization].Available: