6 432130 Ferocactus recurvus (Miller) Borg [125 171953 Cactus recurvus Miller] Cactaceae
Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur., vol. 19(1): (Elfter Band): t. 16, fig. 3 (1839) [L. Pfeiffer]