Taxonomic status: Synonym

homotypic synonyms:
Coryphantha clava (Pfeiff.) Lemaire; Echinocactus clavus (Pfeiff.) Poselger;

protologue: Allg. Gartenzeitung 8: 282 (1840)
URL protologue: https://archive.org/stream/mobot31753002150461#page/282/mode/2up

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