CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record packera_ganderi - Wed, Dec. 8, 2021, 13:10 ET b
Packera ganderi
common nameGander's ragwort
CalPhotos image
more photos
R. Mitchel Beauchamp © 1972 CNPS  Follow image link for photo data, and for images listed as "Senecio ganderi".
Link to images listed as "Packera ganderi"
life formperennial 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
CA state listingRare  07/82
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (9):
Barrett Lake (009B) 3211666, Tecate (009C) 3211656, Dulzura (010A) 3211667, Cuyamaca Peak (020A) 3211685, El Cajon Mountain (021A) 3211687, San Vicente Reservoir (021B) 3211688, Alpine (021D) 3211677, Mesa Grande (034A) 3311627, Pechanga (050A) 3311741
quad data info

Counties, states, regions:
Riverside (RIV), San Diego (SDG)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)(burns, gabbroic outcrops)
blooming period Apr-Jun  
elevation range400 - 1200 meters
Known from fewer than twenty occurrences. Threatened by recreational activities, vehicles and trampling. See Senecio ganderi in The Jepson Manual (1993). See Brittonia 26:106-108 (1974) for original description. See Phytologia 49(1): 44-50 (1981) for revised nomenclature.
full namePackera ganderi (T.M. Barkley & R.M. Beauch.) W.A. Weber & A. Love
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDAST8H1F0
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 Wed, Dec. 8, 2021 from

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