CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record packera_eurycephala_var._lewisrosei - Mon, Nov. 29, 2021 06:34 ET c
Packera eurycephala var. lewisrosei
common nameLewis Rose's ragwort
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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
G4T2      ranking system key
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (9):
Berry Creek (575B) 3912164, Cherokee (576A) 3912165, Pulga (591C) 3912174, Stirling City (592A) 3912185, Paradise East (592D) 3912175, Almanor (606B) 4012122, Caribou (606C) 4012112, Jonesville (607C) 4012114, Belden (607D) 4012113
quad data info

Counties, states, regions:
Butte (BUT), Plumas (PLU)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Cismontane woodland (CmWld)
•Lower montane coniferous forest (LCFrs)/serpentinite
blooming period Mar-Jul(Aug),(Sep),   Months in parentheses are uncommon.
elevation range274 - 1890 meters
Threatened by mining, road maintenance, and vehicles. Taxonomic study needed. See Senecio eurycephalus var. lewisrosei in The Jepson Manual (1993). See Leaflets of Western Botany 3(6):141-142 (1942) for original description. See Phytologia 49(1): 44-50 (1981) for revised nomenclature.
full namePackera eurycephala (Torr. & A. Gray) W.A. Weber & A. Love var. lewisrosei (J.T. Howell) J.F. Bain
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDAST8H182
Jepson Online Jepson Interchange  Jepson Manual and other resources
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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 Mon, Nov. 29, 2021 from

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