Distribution by County   6870    
Prenanthella exigua  (A. Gray) Rydb.
Bright white,   Brightwhite,   Thorny skeleton plant
Prenanthella exigua, a dicot, is an annual herb that is native to California, and also found elsewhere in western 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 California Herbaria. [web application]. 2022. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 06/24/2022).