CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record nemacaulis_denudata_var._gracilis - Wed, Dec. 8, 2021, 23:17 ET b
Nemacaulis denudata var. gracilis
common nameslender cottonheads
CalPhotos image
more photos
© 2010 Duncan S. Bell  Follow image link for photo data.
life formannual herb
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
S2      ranking system key
global rank
G3G4T3?   G3G4: Intermediate between G3 and G4
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (26):
Coyote Wells (006B) 3211568, Point Loma (011B) 3211762, Imperial Beach (011D) 3211751, Clyde (013B) 3211488, Cactus (013C) 3211478, Glamis (014A) 3211581, Glamis NW (014B) 3211582, Glamis SE (014D) 3211571, Acolita (027C) 3311512, East Of Acolita (027D) 3311511, Tortuga (028A) 3311523, Amos (028D) 3311513, Oceanside (036B) 3311724, Mecca (064D) 3311651, La Quinta (065A) 3311663, Cathedral City (082C) 3311674, Desert Hot Springs (083A) 3311685, Palm Springs (083D) 3311675, Arica Mountains (097C) 3411418, Rice (097D) 3411417, Clarks Pass (100D) 3411515, Gene Wash (120C) 3411432, Kelso Dunes (176B) 3411586, Glasgow (177A) 3411587, Budweiser Wash (177D) 3411577, Old Dad Mountain (202D) 3511517
quad data info

Counties, states, regions:
Imperial (IMP), Riverside (RIV), San Bernardino (SBD), San Diego (SDG), Arizona (AZ), Baja California (BA), Sonora - Mexico (SO)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Coastal dunes (CoDns)
•Desert dunes (DeDns)
•Sonoran desert scrub (SDScr)
blooming period (Mar),Apr-May   Months in parentheses are uncommon.
elevation range-50 - 400 meters
Threatened by urbanization near Palm Springs (RIV Co.) and along coast. Intergrades with var. denudata at some coastal localities. See Aliso 4:89 (1958) for original description, and Madroņo 27(2):101-109 (1980) and Phytologia 66(4):390-91 (1989) for taxonomic treatments.
full nameNemacaulis denudata Nutt. var. gracilis Goodm. & Benson
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  NEDEG Element Code  PDPGN0G012
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 Wed, Dec. 8, 2021 from

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