Verbatim text: Stevenson, D. W. 1987b. Comments on character distribution, taxonomy and nomenclature of the genus Zamia L. in the West Indies and Mexico. Encephalartos 9: 3--7.
Author: Stevenson, D.W.
Year: 1987b
Title: Comments on character distribution, taxonomy and nomenclature of the genus Zamia L. in the West Indies and Mexico
Journal: Encephalartos
Volume: 9
Pages: 3–7