Hemizonia pungens ssp. laevis Calflora

Distribution by County 4097

Hemizonia pungens (Hook. & Arn.) Torr. & A. Gray ssp. laevis D. D. Keck

(not an active name)

Common tarweed, Smooth tarplant, Spikeweed

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

also called Centromadia pungens ssp. laevis

Record Count by County


Los Angeles: 2	Riverside: 248	San Bernardino: 26	San Diego: 22

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: 12/03/2024).