Taxon  Report   2347    
Cordylanthus nidularius  J. T. Howell
Mt. Diablo bird's beak
Cordylanthus nidularius
© 2014 John Doye
Photos from
CalPhotos / Calflora
Cordylanthus nidularius
© 2009 Aaron Schusteff
Cordylanthus nidularius
© 2009 Aaron Schusteff
Cordylanthus nidularius, a dicot, is an annual herb (hemiparasitic) that is native to California, is endemic (limited) to California.
CNPS Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

It is listed by the State of California as Rare .

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
Cordylanthus nidularius
© 2014 John Doyen
Genus: Cordylanthus
Communities: Chaparral

Serpentine affinity: 6.2; (strict endemic)

Name Status:
Accepted by JEF + CNPS + PLANTS

More information about  Cordylanthus nidularius
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 16, 2019).