CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record symphyotrichum_defoliatum - Sun, Dec. 5, 2021, 17:54 ET b
Symphyotrichum defoliatum
common nameSan Bernardino aster
CalPhotos image
more photos
© 2009 Bob Allen  Follow image link for photo data.
life form rhizomatous herb
CA Rare Plant Rank
List 1B.2
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G2     G2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (55):
In-ko-pah Gorge (007A) 3211661, Live Oak Springs (008A) 3211663, Morena Reservoir (009A) 3211665, Monument Peak (019B) 3211684, Mount Laguna (019C) 3211674, Cuyamaca Peak (020A) 3211685, Tule Springs (020B) 3211686, Descanso (020D) 3211675, Warners Ranch (033B) 3311626, Santa Ysabel (033C) 3311616, Julian (033D) 3311615, Beauty Mountain (048B) 3311646, Warner Springs (048C) 3311636, Boucher Hill (049C) 3311638, Palomar Observatory (049D) 3311637, Idyllwild (066B) 3311666, Murrieta (068C)* 3311752, Alberhill (069B) 3311764, Wildomar (069D) 3311753, Tustin (071A)* 3311767, Newport Beach (071B)* 3311768, Seal Beach (072A)* 3311861, San Jacinto Peak (083C) 3311676, Cabazon (084A) 3311687, Lake Fulmor (084D) 3311677, El Casco (085A) 3311781, Sunnymead (085B) 3311782, Lake Mathews (086C) 3311774, Prado Dam (087B)* 3311786, Anaheim (088C) 3311778, Long Beach (089C) 3311872, Los Alamitos (089D)* 3311871, Inglewood (090A)* 3311883, Torrance (090D) 3311873, Big Bear Lake (105B) 3411628, San Bernardino North (107A) 3411723, Fontana (107C) 3411714, San Bernardino South (107D) 3411713, Ontario (108C)* 3411716, Guasti (108D) 3411715, Baldwin Park (109C) 3411718, San Dimas (109D) 3411717, Hollywood (111D) 3411813, Big Bear City (131D) 3411637, Cajon (133C) 3411734, Silverwood Lake (133D) 3411733, Mount San Antonio (134C) 3411736, Telegraph Peak (134D) 3411735, Crystal Lake (135D) 3411737, Victorville (158D) 3411753, Lebec (189D) 3411877, Cuddy Valley (190D) 3411971, Orcutt (195C) 3412074, Oceano (221D)? 3512015, Claraville (237A) 3511843
quad data info

Counties, states, regions:
Imperial (IMP), Kern (KRN), Los Angeles (LAX), Orange (ORA), Riverside (RIV), Santa Barbara (SBA), San Bernardino (SBD), San Diego (SDG), San Luis Obispo (SLO)?
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Cismontane woodland (CmWld)
•Coastal scrub (CoScr)
•Lower montane coniferous forest (LCFrs)
•Meadows and seeps (Medws)
•Marshes and swamps (MshSw)
•Valley and foothill grassland (VFGrs)(vernally mesic)/near ditches, streams, springs
blooming period Jul-Nov  
elevation range2 - 2040 meters
Possibly threatened by non-native plants. Possible hybrids have been collected in VEN, SBA and SLO cos. Identification of specimen from OBI Co. (221D) needs verification. A synonym of Aster bernardinus in TJM (1993). See Phytologia 77(3):279 (1994) for revised nomenclature.
full nameSymphyotrichum defoliatum (Parish) Nesom
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDASTE80C0
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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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 Sun, Dec. 5, 2021 from

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