Opuntia megasperma var. orientalis

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Opuntia megasperma var. orientalis

Opuntia megasperma var. orientalis (J.T.Howell) D.M.Porter in Madroño 25: 58. 1978 sec. Anderson & Walkington 19711

• ≡Opuntia megasperma subsp. orientalis J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 48. 1933 syn. sec. Anderson & Walkington 19711
• ≡Opuntia galapageia subvar. orientalis (J.T.Howell) Backeb., Cactaceae 1: 562. 1958 syn. sec. Anderson & Walkington 19711

• 1. Anderson, E. F. & Walkington, D.L. 1971: Cactaceae, pp. 533–546. – In: Wiggins, I. L. & Porter, D. M., Flora of the Galápagos islands. – Palo Alto, CA: Stanford University Press

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