Verbatim text: Cook, C. D. K. and M. S. Nicholls. 1986. A monographic study of the genus Sparganium (Sparganiaceae). Part 1. Subgenus Xanthosparganium Holmberg. Bot Helv. 96: 213--267.
Author: Cook, C.D.K., Nicholls, M.S.
Year: 1986
Title: A monographic study of the genus Sparganium (Sparganiaceae). Part 1. Subgenus Xanthosparganium Holmberg
Journal: Bot Helv
Volume: 96
Pages: 213–267