Taxon  Report   10472 
Sidotheca emarginata  (H.M. Hall) Reveal
White margined oxytheca
Sidotheca emarginata
© 2008 Jordan Zylstra
Click on a photo to see it bigger.
Sidotheca emarginata
© 2009 Thomas Stoughton
Sidotheca emarginata
© 2009 Neal Kramer
Sidotheca emarginata, 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.3 (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
Sidotheca emarginata
© 2014 Keir Morse
Genus: Sidotheca
Yellow Pine Forest, Pinyon-Juniper Woodland
Distribution by County 

Add an Observation of  Sidotheca emarginata

Name Status:
Accepted by TJM2 + CNPS
Alternate Names:
(according to)

TJM2 + CNPS: Oxytheca emarginata
More information about  Sidotheca emarginata
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)

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 24, 2017).

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