Taxon  Report   9616 
Packera eurycephala  (Torr. & A. Gray) W.A. Weber & Á. Löve  var. lewisrosei  (J. T. Howell) J. F. Bain
Lewis' groundsel
Packera eurycephala var. lewisrosei
© 2012 Lynn Robertson
More photos from
CalPhotos / Calflora
Packera eurycephala var. lewisrosei
© 2006 George W. Hartwell
Packera eurycephala var. lewisrosei
© 2008 Roxanne Bittman
Packera eurycephala var. lewisrosei, a dicot, is a perennial herb that is native to California, is endemic (limited) to California.
CNPS Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Packera eurycephala var. lewisrosei
© 2004 Dean Wm. Taylor
Genus: Packera
Parent Record Packera eurycephala
Chaparral, Foothill Woodland, Yellow Pine Forest
Toxicity: MINOR, DERMATITIS   [California Poison Control System 2010]    
AFFINITY to serpentine soil:   5.8 (strict endemic)   [Safford et al 2005]
Distribution by County 

Add an Observation of  Packera eurycephala var. lewisrosei

Name Status:
Accepted by JEF + CNPS + PLANTS
Alternate Names:
(according to)

ICPN + PLANTS: Senecio lewisrosei
ICPN + CNPS + PLANTS: Senecio eurycephalus var. lewisrosei
More information about  Packera eurycephala var. lewisrosei
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria


Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Aug 20, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.