Hemizonia congesta Calflora

Calflora

Taxon Report 4065

Hemizonia congesta DC.

Hayfield tarweed

Hemizonia congesta, a dicot, is an annual herb that is native to California, is also found outside of California, but is confined to western North America.


	Plant Distribution Observation Hotline (observation details) Plant Characteristics

Bloom Period

Photos from CalPhotos / Calflora


Family:	ASTERACEAE
Genus:	Hemizonia
Subspecies and Varieties:
... ssp. calyculata ... ssp. clevelandii ... ssp. congesta ... ssp. lutescens ... ssp. luzulifolia ... ssp. tracyi

Communities: Valley Grassland, Northern Coastal Scrub, Foothill Woodland, Southern Oak Woodland

Name Status:
Accepted by JEF + PLANTS

More information about Hemizonia congesta


Nursery availability from CNPLX This plant is available commercially. Jepson eFlora USDA PLANTS Profile (HECO7)	UC Integrated Pest Management Weed Photo Gallery (profile of this plant as an agricultural weed) ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape Photos on Google Images Consortium of California Herbaria	Add an Observation Location Suitability Planting Guide Distribution by County
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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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: May 24, 2019).