CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record eriastrum_densifolium_ssp._sanctorum - Sat, Dec. 4, 2021, 03:36 ET b
Eriastrum densifolium ssp. sanctorum
common nameSanta Ana River woollystar
CalPhotos image
more photos
© 2003 Nina Jimerson  Follow image link for photo data.
life formperennial herb
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S1      ranking system key
global rank
G4T1      ranking system key
Where did the "RED" code go?
CA state listingEndangered  01/87
federal listingEndangered  09/28/87
where found
MAPS - Use v8 link below.

Topographic quads (11):
Riverside West (086B) 3311784, Corona North (087A) 3311785, Black Star Canyon (087C)* 3311776, Forest Falls (105C) 3411618, Keller Peak (106A) 3411721, Redlands (106C) 3411712, Yucaipa (106D) 3411711, San Bernardino North (107A) 3411723, Devore (107B)* 3411724, Fontana (107C) 3411714, San Bernardino South (107D) 3411713
quad data info

Counties, states, regions:
Orange (ORA)*, Riverside (RIV), San Bernardino (SBD)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Coastal scrub (CoScr)(alluvial fan)/sandy or gravelly
blooming period Apr-Sep  
elevation range91 - 610 meters
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 Madroņo 50(2):101-109 (2003) for reproductive biology.
full nameEriastrum densifolium (Benth.) Mason ssp. sanctorum (Mlkn.) Mason
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  ERDES Element Code  PDPLM03035
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 Sat, Dec. 4, 2021 from

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