As classified in WFO snapshot
June 2025
latest classification for this taxon
form
Echinocactus hexaedrophorus f. fossulatus
(Scheidw.) Voss
This form name was first published in Vilm. Blumengärtn. 1: 373. 1894.
This form name has been reclassified since this snapshot. Its current preferred usage is a synonym .