×Heliocactus Janse in Cact. & Vetpl. (Wijnegem) 4: 28. 1938 ×Heliocactus Janse in Cact. & Vetpl. (Wijnegem) 4: 28. 1938Taxon for this name×Heliocactus Janse in Cact. & Vetpl. (Wijnegem) 4: 28. 1938