Taxon  Report   9621 
Packera layneae  (Greene) W.A. Weber & A. Löve
Layne's ragwort
Packera layneae
© 2011 Steven Perry
CalPhotos: click on a
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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.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.2 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

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

Interactive Distribution Map


Observation Hotline
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point, line, or polygon

one or more occurrences within a 7.5-minute quadrangle

Plant Characteristics
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Bloom Period
Packera layneae
© 2011 Steven Perry
Family: ASTERACEAE  
Genus: Packera
Communities:
Chaparral, Foothill Woodland
AFFINITY to serpentine soil:   4.9 (broad endemic)   [Safford et al 2005]
Name Status:
Accepted by TJM2 + CNPS + PLANTS
Alternate Names:
(according to)

TJM2 + CNPS + PLANTS: Senecio layneae
More information about  Packera layneae
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images

Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (PALA41)

Search the International Plants Names Index

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Feb 13, 2016).

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