Calflora
Taxon  Report   2632    
Delphinium californicum  Torr. & A. Gray  ssp. interius  (Eastw.) Ewan
California larkspur,  Coastal larkspur, Hospital canyon larkspur
Delphinium californicum ssp. interius
© 2010 David Ogden
Photos from
CalPhotos / Calflora
Delphinium californicum ssp. interius
© 2017 David Ogden
Delphinium californicum ssp. interius
© 2004 Keir Morse
Delphinium californicum ssp. interius, a dicot, is a perennial herb that is native to California, is endemic (limited) to California.
CNPS Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Delphinium californicum ssp. interius
© 2017 David Ogden
Communities: Foothill Woodland

Toxicity: MAJOR

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
PLANTS: Delphinium californicum var. interius
More information about  Delphinium californicum ssp. interius
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (DECAI)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

website references from Google


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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Dec 11, 2018).

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