Taxon  Report   1657    
Carnegiea gigantea  (Engelm.) Britton & Rose
Saguaro,  giant cactus
Carnegiea gigantea
© 2003 Charles E. Jones
Photos from
CalPhotos / Calflora
Carnegiea gigantea
© 2010 Lee Dittmann
Carnegiea gigantea
© 2008 Neal Kramer
Carnegiea gigantea, a dicot, is a shrub (stem succulent) that is native to California, Arizona, Sonora, Mexico.
also called Cereus giganteus
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
Carnegiea gigantea
© 2010 Keir Morse
Genus: Carnegiea
Communities: Creosote Bush Scrub
Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
PLANTS: Carnegia gigantea
ICPN + CNPS + PLANTS: Cereus giganteus
More information about  Carnegiea gigantea
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
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 21, 2019).