Chorizanthe polygonoides var. longispina Calflora

Distribution by County 2042

Chorizanthe polygonoides Torr. & A. Gray var. longispina (Goodman) Munz

Knotweed spineflower, Long spined spineflower

Chorizanthe polygonoides var. longispina is an annual herb that is native to California, and also found in Baja California.

California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).

Record Count by County


Orange: 2	Riverside: 169	San Diego: 114

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: 11/21/2024).