Mediocalcar pygmaeum Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 86, fig. 316
Mediocalcar sigmoideum Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 86, fig. 317
Mediocalcar crassifolium J.J.Sm., lip, column and anther, drawing J.J. Smith, based on Gjellerup 1089
Mediocalcar crassifolium J.J.Sm., flower, sepals and petal, drawing J.J. Smith, based on Gjellerup 1089