Species Details

Eriastrum densifolium ssp. sanctorum

Santa Ana River woollystar

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Classification

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:

Conservation Status

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

Ecology and Life History

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

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 Madroño 50(2):101-109 (2003) for reproductive biology.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					31
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

Location

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.

Regional Map

Map

Presumed Extant

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Counties Quads

CNPS Rare Plant Inventory