Calflora, a 501c3 non-profit
Distribution by County   9706    
Asclepias tuberosa  L.  ssp. interior  Woodson
Butterfly milkweed
Asclepias tuberosa ssp. interior is a shrub that is not native to California.
Record Count by County


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: 12/16/2024).