Escobaria tuberculosa (Engelm.) Britton & Rose [ Mammillaria strobiliformis Engelm.]
      

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12 409267 Escobaria tuberculosa (Engelm.) Britton & Rose [12 409267 Escobaria tuberculosa (Engelm.) Britton & Rose] Cactaceae
C.F. Förster, T. Rümpler, Handb. Cacteenk., ed. 2, vol. 1 : p. 417, t. 46 (1886)