Calflora, a 501c3 non-profit
Distribution by County   11993    
Rosa pisocarpa  A. Gray  ssp. ahartii  Ertter & W.H. Lewis
Ahart rose
Rosa pisocarpa ssp. ahartii is a shrub that is native to California.

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: 12/07/2022).