Reference:Barkworth1993b
Verbatim text: Barkworth, M.E. 1993. North American Stipeae: Taxonomic changes and other comments. Phytologia 74:1-25
Author: Barkworth, M.E.
Year: 1993
Title: North American Stipeae: Taxonomic changes and other comments
Journal: Phytologia
Volume: 74
Pages: 1–25