Opuntia platyacantha var. deflexispina Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 245. 1850
Opuntia platyacantha var. deflexispina, Cact. Hort. Dyck., ed. 1849: 245. 1850
is basionym for Tephrocactus platyacanthus var. deflexispinus in Cactus (Paris) 38: 249. 1953
is basionym for Opuntia platyacantha f. deflexispina, Kakteen: 58. 1926