(1)
Martínez-Azorín, M.; Dold, A. P.; Crespo, M. B.; Pinter, M.; Alonso-Vargas, M. Ángeles; Wetschnig, W.

A Taxonomic Revision of Geschollia (Asparagaceae, Urgineeae)—from a Monotypic Genus towards Its Diversification, Including the Description of Five New species

. Phytotaxa 2019, 427, 85–114.