Verbatim text: Lane, M. A. 1982. Generic limits of Xanthocephalum, Gutierrezia, Amphiachyris, Gymnosperma, Greenella, and Thurovia. (Compositae: Astereae). Syst. Bot. 7: 405–416.
Author: Lane, M.A.
Year: 1982
Title: Generic limits of Xanthocephalum, Gutierrezia, Amphiachyris, Gymnosperma, Greenella, and Thurovia. (Compositae: Astereae)
Journal: Syst. Bot
Volume: 7
Pages: 405–416