Verbatim text: Haber, E. 1987. Variability, distribution, and systematics of Pyrola picta s.l. (Ericaceae) in western North America. Syst. Bot. 12: 324–335.
Author: Haber, E.
Year: 1987
Title: Variability, distribution, and systematics of Pyrola picta s.l. (Ericaceae) in western North America
Journal: Syst. Bot
Volume: 12
Pages: 324–335