Mediocalcar bifolium

Smith, J.J., Nova Guinea 8, 3 (1911) 544, t. 86A
Smith, J.J., Nova Guinea 12, 3 (1915) 255
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 85, fig. 312, as Mediocalcar diphyllum Schltr.
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 85, fig. 313, as Mediocalcar erectum Schltr.
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 85, fig. 314, as Mediocalcar monticola Schltr.
Royen, P. van, Alp. Fl. New Guinea 2 (1979) 666, fig. 235, as Mediocalcar montanum Ridl.
Royen, P. van, Alp. Fl. New Guinea 2 (1979) 681, fig. 241, as Mediocalcar retusum J.J.Sm.
Royen, P. van, Alp. Fl. New Guinea 2 (1979) 683, fig. 242
Schuiteman, A., Orchid Monogr. 8 (1997) 45, fig. 10, pl. 2c