Bulbophyllum sumatranum Garay Hamer & Siegerist
Published in : Lindleyana 11: 230 (1996).
Distribution : Sumatra.
Remarks : Photo taken during the 4th Ipoh International Show held in Sungai Siput, Perak, in September 2004. RHS do not recognise this as a separate species but treats it as a synonym to Bulbophyllum lobbii var. breviflorum.