Calflora
Taxon  Report   10484 
Xanthisma gracile  (Nutt.) D. R. Morgan & R. L. Hartm.
Annual bristleweed
Xanthisma gracile
© 2005 James M. Andre
More photos from
CalPhotos / Calflora
Xanthisma gracile
© 2010 Lee Dittmann
Xanthisma gracile
© 2013 Jean Pawek
Xanthisma gracile, a dicot, is an annual herb that is native to California, is also found outside of California, but is confined to western North America.
CNPS Rare Plant Rank: 4.3 (limited distribution).   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
Xanthisma gracile
© 2010 Lee Dittmann
Family: ASTERACEAE  
Genus: Xanthisma
Communities:
Creosote Bush Scrub, Joshua Tree Woodland
Name Status:
Accepted by JEF + CNPS
Alternate Names:
(according to)

ICPN + CNPS: Machaeranthera gracilis
More information about  Xanthisma gracile
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Photos on PlantID.net

Jepson eFlora

Records from the Consortium of California Herbaria

Search efloras.org (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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Aug 16, 2018).

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