1929 Bulbophyllum cavipes J.J.Verm. 1996 Bulbophyllum centrosemiflorum J.J.Sm. 1912 Bulbophyllum cephalophorum Garay, Hamer & Siegerist 1996: Spherical-inflorescence Bulbophyllum Bulbophyllum cerambyx J.J.Sm. 1915 Bulbophyllum ceratostylis J.J.Sm. 1904 Bulbophyllum cercanthum (Garay, Hamer & Siegerist) J.M.H.Shaw (2009). Bulbophyllum cerebellum J.J.Verm. 1996 Bulbophyllum cerinum Schltr. 1913 Bulbophyllum ceriodorum Boiteau 1942 Bulbophyllum cernuum (Blume) Lindl. 1830: Nodding Bulbophyllum Bulbophyllum chaetostroma Schltr. 1913 Bulbophyllum chalcochloron J.J.Verm. (2008). Bulbophyllum chanii J.J.Verm. & A.L.Lamb 1991 Bulbophyllum chaunobulbon Schltr. 1913 Bulbophyllum cheiri Lindl. 1844 Bulbophyllum cheiri subsp. cheiri Bulbophyllum cheiri subsp. subuliferum (Schltr.) J.J.Verm., P.O'Byrne & A.L.Lamb (2015) Bulbophyllum cheiropetalum Ridl. 1926 Bulbophyllum × chikukwa Fibeck & Mavi (2000 publ. 2001). Bulbophyllum chimaera Schltr. 1913: Chimarea Bulbophyllum Bulbophyllum chinense (Lindl.) Rchb.f. in W.G.Walpers 1861 Bulbophyllum chloranthum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905: Green-blooming Bulbophyllum Bulbophyllum chlorascens J.J.Sm. 1927 Bulbophyllum chloroglossum Rchb.f. 1871 Bulbophyllum chlorolirion J.J.Verm. (2008) Bulbophyllum chloropterum Rchb.f. 1850 Bulbophyllum chlororhopalon Schltr. 1913 Bulbophyllum chondriophorum (Gagnep.) Seidenf. (1973 publ. 1974) Bulbophyllum chrysanthum J.J.Verm. (2008) Bulbophyllum chrysendetum Ames 1915 Bulbophyllum chrysocephalum Schltr. 1911 Bulbophyllum chrysochilum Schltr. 1912 Bulbophyllum chrysoglossum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905 Bulbophyllum chrysotes Schltr. 1913 Bulbophyllum chthonochroma J.J.Verm. & Sieder (2015) Bulbophyllum ciliatilabrum H.Perrier 1937 Bulbophyllum ciliatum (Blume) Lindl. 1830 Bulbophyllum ciliipetalum Schltr. 1913 Bulbophyllum ciliolatum Schltr. 1913 Bulbophyllum ciluliae Bianch. & J.A.N.Bat. (2004) Bulbophyllum cimicinum J.J.Verm. 1982 Bulbophyllum × cipoense Borba & Semir 1998 Bulbophyllum cirrhoglossum H.Perrier 1951 Bulbophyllum cirrhosum L.O.Williams 1940 Bulbophyllum citrellum Ridl. 1916 Bulbophyllum citricolor J.J.Sm. 1932 Bulbophyllum citrinilabre J.J.Sm. 1913 Bulbophyllum clandestinum Lindl. 1841: Close-sitting Bulbophyllum Bulbophyllum claptonense (Rolfe) Rolfe (1905) Bulbophyllum claussenii Rchb.f. 1846 Bulbophyllum clavatum Thouars 1822 Bulbophyllum clavuliflorum J.J.Verm. & A.L.Lamb (2008) Bulbophyllum cleistogamum Ridl. 1896: Self-fertilizing Bulbophyllum Bulbophyllum clemensiae Ames 1912 Bulbophyllum clemensiorum J.J.Verm., Schuit. & de Vogel (2014) Bulbophyllum clinocoryphe J.J.Verm., P.O'Byrne & A.L.Lamb (2015) Bulbophyllum clinopus J.J.Verm. & P.O'Byrne (2008) Bulbophyllum clipeibulbum J.J.Verm. 2001 Bulbophyllum coccinatum H.Perrier 1938 Bulbophyllum cochleatum Lindl. 1862 Bulbophyllum cochleatum var. bequaertii (De Wild.) J.J.Verm. 1986 Bulbophyllum cochleatum var. brachyanthum (Summerh.) J.J.Verm. 1986 Bulbophyllum cochleatum var. cochleatum: Mann's Bulbophyllum Bulbophyllum cochleatum var. tenuicaule (Lindl.) J.J.Verm. 1986 Bulbophyllum cochlia Garay, Hamer & Siegerist 1994 Bulbophyllum cochlioides J.J.Sm. 1929 Bulbophyllum cocoinum Bateman ex Lindl. 1837: Coconut Bulbophyllum Bulbophyllum codonanthum Schltr. 1911 Bulbophyllum coelochilum J.J.Verm. 1991 Bulbophyllum cogniauxianum (Kraenzl.) J.J.Sm. 1912 Bulbophyllum coiloglossum Schltr. in K.M.Schumann & C.A.G.Lauterbach (1905) Bulbophyllum collettii King & Pantl. 1897 Bulbophyllum colliferum J.J.Sm. 1911 Bulbophyllum collinum Schltr. 1913 Bulbophyllum coloratum J.J.Sm. 1910 Bulbophyllum colubrimodum Ames1923 Bulbophyllum colubrinum (Rchb.f.)