Taxon  Report   9990 
Helianthus petiolaris  Nutt.
prairie sunflower
Helianthus petiolaris, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild.
 

 Interactive Distribution Map 


 Observation Hotline 
 (observation details + photos)



 Distribution by County 


© 2010 Ron Wolf

© 2010 Ron Wolf
 Plant Characteristics
 and Associations



Bloom Period
Communities: weed, characteristic of disturbed places, Creosote Bush Scrub
Habitat: disturbed [Walker]
Family: ASTERACEAE  
Genus: Helianthus
Subspecies and Varieties:
Helianthus petiolaris ssp. canescens
Helianthus petiolaris ssp. petiolaris
Add an Observation of Helianthus petiolaris
Name Status:
Accepted by TJM2 + PLANTS + JM93
 
 Information about  Helianthus petiolaris  from other sources:
Photos on Picasa / Flickr / Google Images

website references on Google

USDA PLANTS Profile (HEPE)

Nursery availability and horticultural info on CNPLX

UC Integrated Pest Management Weed Photo Gallery
(profile of this plant as an agricultural weed)

2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley

Search efloras.org (Flora of North America)

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 Calif. Herbaria.
[web application]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Apr 17, 2014).

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

Applications About Calflora Search for Plants
Calflora  -  1700 Shattuck Avenue   #198,   Berkeley, CA   94709  -  510 883-3148  -  CONTACT