Taxon  Report   750    
Asclepias solanoana  Woodson
Serpentine milkweed,  Solanoa
Asclepias solanoana
© 2009 Julie Kierstead Nelson
Photos from
CalPhotos / Calflora
Asclepias solanoana
© 2017 Adam Chasey
Asclepias solanoana
© Rick York and CNPS
Asclepias solanoana, a dicot, is a perennial herb that is native to California, is endemic (limited) to California.
California Rare Plant Rank: 4.2 (limited distribution).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Asclepias solanoana
© 2017 Adam Chasey
Genus: Asclepias
Communities: Chaparral, Foothill Woodland, Yellow Pine Forest


Serpentine affinity: 6; (strict endemic)

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
PLANTS: Solanoa purpurascens
More information about  Asclepias solanoana
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 21, 2019).