Illustrated Flora of the Pacific States. Washington, Oregon, and California. Volume IV—Bignoniaceae to Compositae by Roxana Stinchfield Ferris
Sharsmith, Helen K.
Article
1960
Madroño; a West American journal of botany
15
249--251
BioStor
English
Berkeley California Botanical Society
BioStor: https://biostor.org/reference/162542