Taxonomic status: Synonym

homotypic synonyms:
Cylindropuntia spinosior (Engelm.) F.M.Knuth; Ferocactus spinosior (Engelm.) N.P.Taylor; Grusonia spinosior (Engelm.) G.D.Rowley; Opuntia spinosior (Engelm.) Toumey; Opuntia whipplei var. spinosior Engelm.; Sclerocactus spinosior (Engelm.) D. Woodruff & L.D. Benson;

protologue: Acta Mus. Richnov. Sect. Nat. 5(1): 16 (1998)
URL protologue: https://archive.org/stream/#page/16/mode/2up

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