Bulbophyllum dekockii

Smith, J.J., Nova Guinea 12, 1 (1913) 92, t. 25, fig. 77
Royen, P. van, Alp. Fl. New Guinea 2 (1979) 173, fig. 66
Vermeulen, J.J., Orchid Monogr. 7 (1993) 99, fig. 55