Verbatim text: Brown, G. K. 1983. Chromosome numbers in Platyschkuhria Rydberg (Compositae) and their sys-tematic significance. Amer. J. Bot. 70: 591–601.
Author: Brown, G.K.
Year: 1983
Title: Chromosome numbers in Platyschkuhria Rydberg (Compositae) and their sys-tematic significance
Journal: Amer. J. Bot
Volume: 70
Pages: 591–601