Opuntia calva Lem., Cact. Gen. Sp. Nov.: 73. 1839
Opuntia calva, Cact. Gen. Sp. Nov.: 73. 1839
is basionym for Tephrocactus diadematus var. calvus, Kaktus-ABC: 107. 1936 ["1935"]
is basionym for Opuntia diademata f. calva, Handb. Kakteenkult.: 45. 1907
is basionym for Tephrocactus calvus, Cactées: 88. 1868
is basionym for Opuntia glomerata var. calva in Natl. Cact. Succ. J. 13: 5. 1958
is basionym for Opuntia diademata var. calva, Gesamtbeschr. Kakt.: 692. 1897–1899
is basionym for Tephrocactus articulatus var. calvus in Cactus (Paris) 38: 249. 1953