Reference:Ornduff1969b
Verbatim text: Ornduff, R. 1969. The origin and relationship of Lasthenia burkei (Compositae). Amer. J. Bot. 56: 1042–1047.
Author: Ornduff, R.
Year: 1969
Title: The origin and relationship of Lasthenia burkei (Compositae)
Journal: Amer. J. Bot
Volume: 56
Pages: 1042–1047