Verbatim text: Ownbey, M. and W. A. Weber. 1943. Natural hybridization in the genus Balsamorhiza. Amer. J. Bot. 30: 179–187.
Author: Ownbey, M., Weber, W.A.
Year: 1943
Title: Natural hybridization in the genus Balsamorhiza
Journal: Amer. J. Bot
Volume: 30
Pages: 179–187