CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-16sep 9-2-16
Status: record coryphantha_alversonii - Tue, Oct. 25, 2016 18:37 ET c
Coryphantha alversonii
common namefoxtail cactus
CalPhotos image
more photos
© 2000 Joseph Dougherty  Follow image link for photo data.
life form stem succulent
CA Rare Plant Rank
List 4.3
LIST 4: Limited distribution (Watch List).
     0.3: Not very endangered in California
state rank
S3      ranking system key
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Counties, states, regions:
Imperial (IMP), Riverside (RIV), San Bernardino (SBD)
  • Pending additional quad-level data, only county data are being provided for List 4 plants.
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Mojavean desert scrub (MDScr)
•Sonoran desert scrub (SDScr)/sandy or rocky, usually granitic
blooming period Apr-Jun  
elevation range75 - 1525 meters
Collection from AZ misidentified. Possibly threatened by horticultural collecting, vehicles, and recreational activities. A synonym of Escobaria vivipara var. alversonii in The Jepson Manual (1993).
full nameCoryphantha alversonii (Coult.) Orcutt
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDCAC0X060
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). 2016. Inventory of Rare and Endangered Plants (online edition, v7-16sep). California Native Plant Society. Sacramento, CA. Accessed on Tue, Oct. 25, 2016 from

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