Cactus antonii Britton in Cact. Succ. J. (Los Angeles) 4: 355. 1933

Cactus antonii Britton in Cact. Succ. J. (Los Angeles) 4: 355. 1933

Cactus antonii Britton in Cact. Succ. J. (Los Angeles) 4: 355. 1933
is basionym for Melocactus intortus var. antonii (Britton) Backeb., Cactaceae 4: 2575. 1960
is basionym for Melocactus antonii (Britton) F.M.Knuth, Kaktus-ABC: 342. 1935
Lectotype (designated by Majure, L.C., D.Barrios, Díaz, E., Bacci, L.F. & Piñeyro, Y.E. 2022: 10051): Puerto Rico, Desecheo Island, 18–19 Feb 1914, Britton, Cowell & Hess 1645 (NY: 00948111, isolectotypes: US barcodes 00048099, 00190559)
Taxon for this name1. Majure, L.C., D.Barrios, Díaz, E., Bacci, L.F. & Piñeyro, Y.E. 2022: Phylogenomics of the Caribbean melocacti: Cryptic species and multiple invasions. – Taxon 71(5): 993-1012. https://doi.org/10.1002/tax.12791