Species Details

Eriastrum densifolium ssp. sanctorum

Santa Ana River woollystar

  Download Report   Calflora    eFlora    CCH    CalPhotos  
No Photo Available
Scientific Name:
Eriastrum densifolium (Benth.) Mason ssp. sanctorum (Mlkn.) Mason
Common Name:
Santa Ana River woollystar
Family: Polemoniaceae
Element Code: PDPLM03035
USDA Plants Symbol: ERDES
Synonyms/Other Names:
CA Rare Plant Rank: 1B.1
Fed List: FE (1987-09-28)
State List: CE (1987-01-01)
Global Rank: G4T1
State Rank:
S1
Other Status: SB_CalBG/RSABG
CRPR Changes:
Add Date: 1980-01-01
Date Edited: 2021-12-09
Lifeform: perennial herb
Blooming Period: Apr-Sep
JFMAMJJASOND
Elevation:
91 - 610 meters
300 - 2000 feet
General Habitats:
  • Chaparral
  • Coastal scrub (alluvial fans)
Microhabitat Details:
Microhabitat:
  • Gravelly (sometimes)
  • Sandy (sometimes)
Notes:
Threatened by development, vehicles, foot traffic, sand and gravel mining, hydrological alterations, illegal dumping, road construction, flood control projects, and non-native plants. See Crossosoma 10(5):1-8 (1984) and Fremontia 13(3):19-20 (1985) for species accounts, Fremontia 17(3):20-21 (1989) for discussion of ecology, Systematic Botany 23(3):351-368 (1999) for taxonomic information, and MadroƱo 50(2):101-109 (2003) for reproductive biology.
Threats:
Taxonomy:
Threat List Total: 17
Total EOs % of EOs
EOs with Threat Listed: 28 90 %
THREAT LIST:
ORV activity 14 45%
Development 13 41%
Other 9 29%
Altered flood/tidal/hydrologic regime 8 25%
Vandalism/dumping/litter 6 19%
Total Occurrences: 31
Element Occurrence Ranks:
A B C D X U
2 4 10 5 4 6
Occurrence Status:
Historical >20 Years 13
Recent <=20 Years 18
Presence:
Presumed Extant 27
Possibly Extirpated 2
Presumed Extirpated 2
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Orange (ORA)*, Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Black Star Canyon (3311776)*, Corona North (3311785), Devore (3411724)*, Fontana (3411714), Forest Falls (3411618), Keller Peak (3411721), Orange (3311777), Prado Dam (3311786), Redlands (3411712), Riverside West (3311784), San Bernardino North (3411723), San Bernardino South (3411713), Yorba Linda (3311787), Yucaipa (3411711)
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
Click on quad for name. Hold Shift Key to use mouse scroll wheel