Cereus polyachaetus Rchb. in Suppl. Cact. Verz.: 4. 1840 Cereus polyachaetus Rchb. in Suppl. Cact. Verz.: 4. 1840Taxon for this nameCereus polyachaetus Rchb. in Suppl. Cact. Verz.: 4. 1840