Bulbophyllum dulongjiangense X. H. Jin, a new species from Yunnan, China, is described and illustrated. The new species is related to B. gyrochilum Seidenfaden but differs from it by having larger flowers, longer lateral sepals to 2.3 cm with the dorsal sepal to 1.4 cm, falcate column stelids to 1.5 mm, and lip with two dorsal ridges.