Taxon  Report   1657 
Carnegiea gigantea  (Engelm.) Britton & Rose
Saguaro,  giant cactus
Carnegiea gigantea
© Marguerite Gregory 2007 California Academy of Sciences
CalPhotos: click on a
photo to see it bigger
Carnegiea gigantea, a dicot, is a shrub (stem succulent) that is native to California and Arizona, Sonora, Mexico.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 2B.2 (rare, threatened, or endangered in CA; common elsewhere).   7th Edition  /  8th Edition

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Carnegiea gigantea
© 2003 Charles E. Jones
Genus: Carnegiea
Creosote Bush Scrub
Distribution by County 

Add an Observation of  Carnegiea gigantea

Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Carnegia gigantea
TJM2 + CNPS + PLANTS: Cereus giganteus
More information about  Carnegiea gigantea
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Photos on CalPhotos / Google Images
Photos and ID tips from

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: May 30, 2016).

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