Verbatim text: Kadereit, J. W. 1988b. Papaver L. sect. Californicum Kadereit, a new section of the genus. Rhodora 90: 7-13.
Author: Kadereit, J.W.
Year: 1988b
Title: Papaver L. sect. Californicum Kadereit, a new section of the genus
Journal: Rhodora
Volume: 90
Pages: 7–13