Trichocereus glaucus f. pendens F.Ritter in Kakteen And. Sukk. 11: 180. 1962
Trichocereus glaucus f. pendens in Kakteen And. Sukk. 11: 180. 1962
is basionym for Echinopsis glauca f. pendens in I.O.S. Bull. 3: 95. 1974
is basionym for Trichocereus glaucus var. pendens