Verbatim text: Robbins, R. L. 1983. A Systematic Study of the Indehiscent-fruited Yuccas in the Chihuahuan Desert. Ph.D. dissertation. Texas Tech University.
Author: Robbins, R.L.
Year: 1983
Title: A Systematic Study of the Indehiscent-fruited Yuccas in the Chihuahuan Desert