Taxon  Report   10953 
Leptosyne hamiltonii  Elmer
Mt. hamilton coreopsis
Leptosyne hamiltonii
© 2006 Dean Wm. Taylor
Click on a photo to see it bigger.
Leptosyne hamiltonii, a dicot, is an annual 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

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
Leptosyne hamiltonii
© 1994 Dean Wm. Taylor
Genus: Leptosyne
Foothill Woodland
Distribution by County 

Add an Observation of  Leptosyne hamiltonii

Name Status:
Accepted by TJM2 + CNPS
PLANTS accepted name: Coreopsis hamiltonii
Alternate Names:
(according to)

TJM2 + CNPS: Coreopsis hamiltonii
More information about  Leptosyne hamiltonii
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]. 2017. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 19, 2017).

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