CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record carnegiea_gigantea - Sat, Dec. 4, 2021, 09:14 ET b
Carnegiea gigantea
common namesaguaro
CalPhotos image
more photos
Glenn Vargas © 2002 California Academy of Sciences  Follow image link for photo data.
life form stem succulent
CA Rare Plant Rank
List 2B.2
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.2: Fairly endangered in California
state rank
S1      ranking system key
global rank
G5     G5: demonstrably secure to ineradicable
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (9):
Imperial Reservoir (011E) 3211484, Laguna Dam (011F) 3211474, Buzzards Peak (026A) 3311427, Mount Barrow (026B) 3311428, Palo Verde Peak (041D) 3311437, Cross Roads (094B) 3411422, Gene Wash (120C) 3411432, Whipple Mountains SW (121C) 3411434, Whipple Wash (121D) 3411433
quad data info

Counties, states, regions:
Imperial (IMP), San Bernardino (SBD), Arizona (AZ), Sonora - Mexico (SO)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Sonoran desert scrub (SDScr)(rocky)
blooming period May-Jun  
elevation range50 - 1500 meters
Need precise locality information for quad 75 in RIV Co. Possibly threatened by vehicles and recreational shooting. State flower of AZ, where state-listed as Highly Safeguarded. See Journal of the New York Botanical Garden 9:188 (1908) for revised nomenclature.
full nameCarnegiea gigantea (Engelm.) Britt. & Rose
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CAGI10 Element Code  PDCAC12010
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Sat, Dec. 4, 2021 from

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