Echinocactus crassihamatus F.A.C.Weber in Bois, Dict. Hort.: 468. 1896
Echinocactus crassihamatus in Bois, Dict. Hort.: 468. 1896
is basionym for Ancistrocactus crassihamatus in Cact. Succ. J. (Los Angeles) 41: 188. 1969
is basionym for Glandulicactus crassihamatus in Beitr. Sukkulentenk. Sukkulentenpflege 1940: 6. 1940
is basionym for Hamatocactus uncinatus subsp. crassihamatus, Guía Identific. Cact. Amenazadas México: Ha/un. 1997 ["1998"]
is basionym for Thelocactus crassihamatus in Marshall & Bock, Cactaceae: 169. 1941
is basionym for Hamatocactus crassihamatus in Oesterr. Bot. Z. 98: 60. 1951
is basionym for Ancistrocactus uncinatus subsp. crassihamatus in Cactus & Co. 5: 92. 2001
is basionym for Ferocactus crassihamatus, Cactaceae 3: 144. 1922
is basionym for Sclerocactus uncinatus var. crassihamatus in Bradleya 5: 94. 1987
is basionym for Sclerocactus uncinatus subsp. crassihamatus in Cactaceae Consensus Init. 5: 13. 1998
is basionym for Pediocactus uncinatus var. crassihamatus in Acta Mus. Richnov., Sect. Nat., 5(1): 25. 1998