Taxonomic status: Unresolved

homotypic synonyms:
Ancistrocactus uncinatus (Galeotti ex Pfeiff.) L.D.Benson; Echinocactus uncinatus Galeotti ex Pfeiff.; Ferocactus uncinatus (Galeotti ex Pfeiff.) Britton & Rose; Glandulicactus uncinatus (Galeotti ex Pfeiff.) Backeb.; Hamatocactus uncinatus (Galeotti ex Pfeiff.) Buxb.; Pediocactus uncinatus (Galeotti ex Pfeiff.) Halda; Sclerocactus uncinatus (Galeotti ex Pfeiff.) N.P. Taylor; Thelocactus uncinatus (Galeotti ex Pfeiff.) W.T. Marshall;

protologue: Kaktus-ABC : 358 (1935)
URL protologue: https://www.cactuspro.com/lecture/Backeberg-Curt/KaktusABC/page-3.en.html

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