Species Details

Eriastrum densifolium ssp. sanctorum

Santa Ana River woollystar

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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
Elevation:
91 - 610 meters
300 - 2000 feet
General Habitat:
  • Chaparral
  • Coastal scrub (alluvial fans)
General Micro Habitat:
Micro Habitat:
  • 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:
Other:
Total Occurrences: 31
Element Occurrence Ranks:
A B C D X U
2 4 10 5 4 6
Occurrence Status:
Historical >20 Years 12
Recent <=20 Years 19
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.

Map

Presumed Extant
Counties   Quads