Verbatim text: Koyama, T. 1963. The genus Scirpus Linn. Critical species of the section Pterolepis. Canad. J. Bot. 41: 1107–1131.
Author: Koyama, T.
Year: 1963
Title: The genus Scirpus Linn. Critical species of the section Pterolepis
Journal: Canad. J. Bot
Volume: 41
Pages: 1107–1131