Reference:Urtecho1996a
Verbatim text: Urtecho, R. J. 1996. A Taxonomic Study of the Mexican Species of Tragia (Euphorbiaceae). Ph.D. dissertation. University of California, Davis.
Author: Urtecho, R.J.
Year: 1996
Title: A Taxonomic Study of the Mexican Species of Tragia (Euphorbiaceae)