Eriocereus pomanensis var. uruguayensis (Osten) Backeb., Cactaceae 4: 2095. 1960
Eriocereus pomanensis var. uruguayensis, Cactaceae 4: 2095. 1960
is new combination for Harrisia tortuosa var. uruguayensis in Anales Mus. Hist. Nat. Montevideo, ser. 2, 5(1): 66. 1941