Stereochilus linearifolius (Orchidaceae): a new species of Orchidaceae (Epidendroideae: Vandeae: Aeridinae) from Yunnan, China

A newly discovered species, Stereochilus linearifolius (Vandeae, Orchidaceae), which was found in Maguan (Yunnan Province, China), is described and illustrated. Detailed morphological examination revealed that S. linearifolius exhibits similarities to S. dalatensis , however, it distinguishes itself in terms of plant size, leaf dimensions (length and width), sepal width, spur shape, midlobe shape, as well as the coloration of lip, anther cap and stigma.