Taxon  Report   13016 
Castilleja ambigua  (Hook. & Arn.) T.I. Chuang & Heckard  var. humboldtiensis  (D.D. Keck) J.M. Egger
Humboldt Bay owl's-clover
Castilleja ambigua var. humboldtiensis, a dicot, is an annual herb that is native to California.

It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.2 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition


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© 2002 California Native Plant Society

© 2005 Doreen L. Smith
 Plant Characteristics
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Bloom Period
Genus: Castilleja
Add an Observation of Castilleja ambigua var. humboldtiensis
Name Status:
Accepted by CNPS
Other Names:
(according to)

CNPS: Castilleja ambigua ssp. humboldtiensis
 Information about  Castilleja ambigua var. humboldtiensis  from other sources:
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website references on Google

Nursery availability and horticultural info on CNPLX

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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 Calif. Herbaria.
[web application]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Apr 23, 2014).

The information on this page comes from diverse sources. None of the links are sponsored.

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