Cuba: endemicA,B: West CubanativeA,B (MatanzasnativeA,B)
Bibliography
A.Guiggi, A. 2010: A revision of the genus Melocactus Link et Otto (Cactoideae-Cereeae) in Cuba with an appendix of the accepted status of remaining Caribbean taxa. – Cactology 2: 23-38
B.Lemus-Barrios, H., Barrios, D., García-Beltrán, J. A., Arias, S. & Majure, L. C. 2021: Taxonomic implications of seed morphology in Melocactus (Cactaceae) from Cuba. – Willdenowia 51: 91-113