Reference:Rollins1981a
Revision as of 22:01, 26 July 2019 by Unknown user (talk)
Verbatim text: Rollins, R. C. 1981b. Studies in the genus Physaria (Cruciferae). Brittonia 33: 332–341.
Author: Rollins, R.C.
Year: 1981b
Title: Studies in the genus Physaria (Cruciferae)
Journal: Brittonia
Volume: 33
Pages: 332–341