Malaxis undulata

Smith, J.J., Nova Guinea 12, 3 (1915) 219, t. 71, fig. 125, as Microstylis heliophoba J.J.Sm.
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 47, fig. 161, as Microstylis undulata Schltr.