Hemizonia congesta ssp. leucocephala Calflora

Distribution by County 4069

Hemizonia congesta DC. ssp. leucocephala (Tanowitz) D. J. Keil

(not an active name)

Hayfield tarplant, Hayfield tarweed

Hemizonia congesta ssp. leucocephala is an annual herb that is native to California, and endemic (limited) to California.

also called Hemizonia congesta ssp. congesta

Record Count by County


Alameda: 2	Marin: 90	San Francisco: 1	Sonoma: 91
Butte: 1	Mendocino: 7	San Mateo: 5
Contra Costa: 7	Napa: 1	Santa Clara: 1
Lake: 1	Placer: 1	Solano: 2

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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 12/22/2024).