Calflora
Taxon  Report   1085 
Bidens cernua  L.  var. cernua   (not an active name)
Nodding bur marigold,  Nodding bur weed
Bidens cernua var. cernua
© 2006 George W. Hartwell
Click on a photo to see it bigger.
CalPhotos
Bidens cernua var. cernua
© 2008 Steve Matson
Bidens cernua var. cernua, a dicot, is a perennial herb that is native to California and is also found elsewhere in North America and beyond.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Bidens cernua var. cernua
© 2008 Steve Matson
Family: ASTERACEAE  
Genus: Bidens
Parent Record Bidens cernua
Communities:
Freshwater Wetlands, wetland-riparian
Habitat: freshwater-marsh [Walker]
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Bidens cernua var. cernua

Name Status:
Accepted in JM93
TJM2 + PLANTS accepted name: Bidens cernua
 
NOTE: Bidens cernua var. cernua is not an active name in the Calflora species table.
More information about  Bidens cernua var. cernua
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images

Records from the Consortium of California Herbaria

USDA PLANTS Profile (BICE)

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]. 2017. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Jul 14, 2017).

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