Gándara, E., Ortiz-Brunel, J.P., Castro-Castro, A. and Ruiz-Sanchez, E. 2021.

Morphological variation in Bessera (Asparagaceae: Brodiaeoideae) allows for the recognition of two new species

. Phytotaxa. 512, 4 (Jul. 2021), 257–271. DOI:https://doi.org/10.11646/phytotaxa.512.4.2.