Species Details

Chylismia arenaria

sand evening-primrose

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No Photo Available
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G4?
State Rank:
S2S3
Other Status:
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
changed from 4.3 to 2.2 on 2008-09-30
Add Date: 2001-01-01
Date Edited: 2023-12-05
Lifeform: annual/perennial herb
Blooming Period: Nov-May
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Elevation:
-70 - 915 meters
-230 - 3000 feet
General Habitats:
  • Sonoran desert scrub (sandy, rocky)
Microhabitat Details:
Microhabitat:
Notes:
See American Journal of Botany 21(9):575 (1934) for original description, Brittonia 16(3):281 (1964) for revised nomenclature, and Contributions from the U.S. National Herbarium 37(5):236-237 (1969) for taxonomic treatment.
Threats:
Threatened by vehicles. Possibly threatened by military activities.
Taxonomy:
Similar to C. cardiophylla.
Threat List Total: 2
Total EOs % of EOs
EOs with Threat Listed: 2 13 %
THREAT LIST:
Agriculture 1 6%
Erosion/runoff 1 6%
Total Occurrences: 16
Element Occurrence Ranks:
A B C D X U
2 1 0 0 0 13
Occurrence Status:
Historical >20 Years 10
Recent <=20 Years 6
Presence:
Presumed Extant 16
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Arizona (AZ), California (CA), Sonora, Mexico (SO)
California Counties and Islands: Name (Code)
Imperial (IMP), Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Cibola (3311436), East of Acolita (3311511), Hayfield (3311566), Iris Pass (3311544), Lion Head Mtn. (3311533), Little Chuckwalla Mts. (3311541), Mt. Barrow (3311428), Oasis (3311641), Palo Verde Peak (3311437), Parker (3411423), Picacho SW (3311416), Quartz Peak (3311417), Red Canyon (3311556), Topock (3411464)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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