Reference:Spencer1973a
Revision as of 04:09, 27 July 2019 by Unknown user (talk)
Verbatim text: Spencer, L. B. 1973. A Monograph of the Genus Zephyranthes (Amaryllidaceae) in North and Central America. Ph.D. dissertation. Wake Forest University.
Author: Spencer, L.B.
Year: 1973
Title: A Monograph of the Genus Zephyranthes (Amaryllidaceae) in North and Central America