Cylindrolobus gaoligongensis sp. nov. (Orchidaceae, Podochileae) from Yunnan, China, with additional description to C. arunachalensis

A new species of Cylindrolobus (Orchidaceae), C. gaoligongensis J. D. Ya & H. Jiang from Gongshan county, northwestern Yunnan, China, is described and illustrated. It is morphologically similar to C. arunachalensis (A. N. Rao) A. N. Rao, but can be distinguished from it by having 5 veined lateral sepals, orange to pink and triangular-ovate lip mid-lobe and apex mucronate, yellow to white long hairs on the lip, 2 central calli and connected to a keel toward mid-lobe in the disk, 3 rows of white long hairs in the base of the disk. Additionally, a detailed description and illustration of its close species, C. arunachalensis, is also provided.