Taxon  Report   1667    
Castela emoryi  (A. Gray) Moran & Felger
Cricifixion thorn,  Crucifixion thorn
Castela emoryi
© 2003 Michael Charters
Photos from
CalPhotos / Calflora
Castela emoryi
© 2010 Neal Kramer
Castela emoryi
© 2009 Duncan S. Bell
Castela emoryi, a dicot, is a shrub that is native to California, Arizona, Sonora, Mexico.
California Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common 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
Castela emoryi
© 2010 Michelle Cloud-Hughes
Genus: Castela
Communities: Creosote Bush Scrub
Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
ICPN + PLANTS: Holacantha emoryi
More information about  Castela emoryi
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 22, 2019).