CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-14nov 11-15-14
Status: record calyptridium_arizonicum - Sun, Nov. 23, 2014 23:50 ET c
Calyptridium arizonicum
common nameArizona pussypaws
CalPhotos image
No image is currently registered in our database. Users can help us by checking CalPhotos for recent additions, and then contacting us if any are found.
life formannual herb
CA Rare Plant Rank
List 2B.1
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.1: Seriously endangered in California
state rank
S1      ranking system key
global rank
G2G3   G2G3: Intermediate between G2 and G3
CA state listingNone  
federal listingNone  
where found
(12/2) v7 maps currently unavailable - use link below for v8 details and maps

Topographic quads (1):
Earthquake Valley (032C) 3311614
quad data info

Counties, states, regions:
San Diego (SDG), Baja California (BA), Sonora - Mexico (SO)
counties map
CNDDB Quick Viewer
Web application for exploring the CNDDB elements reported at the quad level.
(broadband recommended)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Sonoran desert scrub (SDScr)/Metamorphic, washes
blooming period Mar-Apr  
elevation range610 - 790 meters
Discovered in CA in 2004; known in CA from fewer than 5 occurrences in the vicinity of the North Pinyon Mtns. in Anza-Borrego Desert SP. Threatened by vehicles. Potentially threatened by foot traffic and recreational activities. Not in The Jepson Manual (1993). See C. parryi var. arizonicum in TJM 2. See Leaflets of Western Botany 4(8):214-216 (1945) for original description, and Madroņo 57(3):145-160 (2010) for taxonomic treatment.
full nameCalyptridium arizonicum (J.T.Howell) M.G.Simpson, M.Silveira, & Guilliams
Version 8    INVENTORY VERSION 8 - Details for this taxon, including GIS and other links

Additional information:
standard acronym   Element Code  PDPOR09051
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). 2014. Inventory of Rare and Endangered Plants (online edition, v7-14nov). California Native Plant Society. Sacramento, CA. Accessed on Sun, Nov. 23, 2014 from

pick and add to Plant Pressexplain the meaning of the fieldsCNPS.ORGQuestions and CommentsHOMELOGIN (you are guest anonymous)   Web Oriented Database Home