Calflora
Taxon  Report   9621 
Packera layneae  (Greene) W. A. Weber & Á. Löve
Layne's ragwort
Packera layneae
© 2011 Steven Perry
More photos from
CalPhotos / Calflora
Packera layneae
© 2011 Steven Perry
Packera layneae
© 2002 Steve Tyron
Packera layneae, a dicot, is a perennial herb that is native to California and is endemic (limited) to California.
formerly Senecio layneae
CNPS Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

It is listed by the State of California as Rare and by the Federal Government as 'Threatened '.

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 layneae
© 2011 Steven Perry
Family: ASTERACEAE  
Genus: Packera
Communities:
Chaparral, Foothill Woodland
Toxicity: MINOR, DERMATITIS   [California Poison Control System 2010]    
AFFINITY to serpentine soil:   4.9 (broad endemic)   [Safford et al 2005]
Name Status:
Accepted by JEF + CNPS + PLANTS
Alternate Names:
(according to)

ICPN + CNPS + PLANTS: Senecio layneae
More information about  Packera layneae
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

USDA PLANTS Profile (PALA41)

Search efloras.org (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: http://www.calflora.org/   (Accessed: Jun 22, 2018).

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