in W.G.Walpers 1861*"Bulbophyllum wilkianum" T.E.Hunt 1947*"Bulbophyllum williamsii" A.D.Hawkes 1956*"Bulbophyllum windsorense" B.Gray & D.L.Jones 1989*"Bulbophyllum woelfliae" Garay, Senghas & K.Lemcke 1996*"Bulbophyllum wolfei" B.Gray & D.L.Jones 1991*"Bulbophyllum wollastonii" Ridl.
1913* "Bulbophyllum whitfordii" RolfeO.Ames 1905* "Bulbophyllum wightii" Rchb.f.W.G.Walpers 1861* "Bulbophyllum wilkianum" T.E.Hunt 1947* "Bulbophyllum williamsii" A.D.Hawkes 1956* "Bulbophyllum windsorense" B.Gray & D.L.Jones 1989* "Bulbophyllum woelfliae" Garay, Senghas & K.Lemcke 1996* "Bulbophyllum wolfei" B.Gray & D.L.Jones 1991* "Bulbophyllum wollastonii" Ridl.