A New Species of the Genus Bulbophyllum(Orchidaceae) from China

Bulbophyllum tianguii K.Y.Lang & D.Luo,a new species from Leye County,Guangxi,China,is described and illustrated.The species is similar in habit to B.funingense Z.H.Tsi & S.C.Chen,but differs by having dorsal sepal acuminate and aristate at apex,(arista 3 mm long)lateral sepals,4-4.5 mm broad,petals acuminate and aristate at apex,(arista 1.5 mm long),and 2 fleshy ciliate ridges on the disc of the lip.