List of Bulbophyllum species
Bulbophyllum Thouars 1822, is a large orchid genus that contains over 2000 epiphytic species from the orchid family Orchidaceae. The following is a list of Bulbophyllum species accepted by the World Checklist of Selected Plant Families as at January 2019:[1]
Species
A
- Bulbophyllum abbreviatum Schltr. 1924
 - Bulbophyllum abbrevilabium Carr 1932
 - Bulbophyllum aberrans Schltr. 1911
 - Bulbophyllum ablepharon Schltr. 1923
 - Bulbophyllum absconditum J.J.Sm. 1905
- Bulbophyllum absconditum subsp. absconditum
 - Bulbophyllum absconditum subsp. hastula J.J.Verm. 1993
 
 - Bulbophyllum acanthoglossum Schltr. 1913
 - Bulbophyllum acropogon Schltr. 1913
 - Bulbophyllum acuminatum (Ridl.) Ridl. 1907: Tapering-flower Bulbophyllum
 - Bulbophyllum acutibracteatum De Wild. 1921
- Bulbophyllum acutibracteatum var. acutibracteatum
 - Bulbophyllum acutibracteatum var. rubrobrunneopapillosum (De Wild.) J.J.Verm. 1986
 
 - Bulbophyllum acutiflorum A.Rich. 1841
 - Bulbophyllum acutilingue J.J.Sm. 1908
 - Bulbophyllum acutilobum J.J.Verm. & P.O'Byrne 2008
 - Bulbophyllum acutispicatum H.Perrier 1951
 - Bulbophyllum adangense Seidenf. 1979
 - Bulbophyllum adelphidium J.J.Verm. 1993
 - Bulbophyllum adenoblepharon Schltr. 1913
 - Bulbophyllum adiamantinum Brade 1951
 - Bulbophyllum adjungens Seidenf. 1979
 - Bulbophyllum adolphii Schltr. 1921
 - Bulbophyllum aechmophorum J.J.Verm. 1993
 - Bulbophyllum aemulum Schltr. 1905
 - Bulbophyllum aeolium Ames (1913 publ. 1914)
- Bulbophyllum aeolium subsp. aeolium
 - Bulbophyllum aeolium subsp. padasense
 
 - Bulbophyllum aestivale Ames 1915
 - Bulbophyllum affine Wall. ex Lindl. 1830: Similar Bulbophyllum
 - Bulbophyllum afzelii Schltr. 1918
- Bulbophyllum afzelii var. afzelii
 - Bulbophyllum afzelii var. microdoron (Schltr.) Bosser 1965
 
 - Bulbophyllum agapethoides Schltr. 1911
 - Bulbophyllum agastor Garay, Hamer & Siegerist 1996: Flat Bulbophyllum
 - Bulbophyllum aggregatum Besser 1965: Crowded Bulbophyllum
 - Bulbophyllum aithorhachis J.J.Verm. 1996
 - Bulbophyllum alabastraceus P.Royen 1979
 - Bulbophyllum alagense Ames 1907: Alag River Bulbophyllum
 - Bulbophyllum alatum J.J.Verm. 1991
 - Bulbophyllum albibracteum Seidenf. 1979
 - Bulbophyllum albidostylidium Seidenf. 1995
 - Bulbophyllum albociliatum (Tang S.Liu & H.Y.Su) K.Nakaj. 1973
- Bulbophyllum albociliatum var. albociliatum
 - Bulbophyllum albociliatum var. shanlinshiense T.P.Lin & Y.N.Chang (2013)
 - Bulbophyllum albociliatum var. weiminianum T.P.Lin & Y.N.Chang (2005)
 
 - Bulbophyllum alboroseum Ames 1922
 - Bulbophyllum alcicorne C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum alexandrae Schltr. 1925: Alexander's Bulbophyllum
 - Bulbophyllum algidum Ridl. 1916
 - Bulbophyllum alinae Szlach.(2001)
 - Bulbophyllum alkmaarense J.J.Sm. 1911
 - Bulbophyllum alleizettei Schltr. 1922
 - Bulbophyllum allenkerrii Seidenf. 1979: Allen Kerr's Bulbophyllum
 - Bulbophyllum alliifolium J.J.Sm. 1905
 - Bulbophyllum allotrion J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum alpinum (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum alsiosum Ames 1912
 - Bulbophyllum alticaule Ridl. 1916
 - Bulbophyllum alticola Schltr. 1912
 - Bulbophyllum alveatum J.J.Verm. 1993
 - Bulbophyllum amauroloma J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum amazonicum L.O.Williams 1939
 - Bulbophyllum ambatoavense Bosser 2004
 - Bulbophyllum amblyacron Schltr. 1913
 - Bulbophyllum amblyanthum Schltr. 1913
 - Bulbophyllum ambrense H.Perrier 1937
 - Bulbophyllum ambrosia (Hance) Schltr. 1919: Sweet-smelling Bulbophyllum
- Bulbophyllum ambrosia subsp. ambrosia
 - Bulbophyllum ambrosia subsp. nepalensis J.J.Wood 1986
 
 - Bulbophyllum amoenum Bosser 1965
 - Bulbophyllum amorosoanum Naive, M.Leon & Cootes 2017[2]
 - Bulbophyllum amphorimorphum H.Perrier 1951
 - Bulbophyllum amplebracteatum Teijsm. & Binn. 1862
- Bulbophyllum amplebracteatum subsp. amplebracteatum
 - Bulbophyllum amplebracteatum subsp. carunculatum (Garay, Hamer & Siegerist) J.J.Verm. & P.O'Byrne (2011).
 - Bulbophyllum amplebracteatum subsp. orthoglossum (H.Wendl. & Kraenzl.) J.J.Verm. & P.O'Byrne (2011).
 
 - Bulbophyllum amplifolium (Rolfe) N.P.Balakr. & Sud.Chowdhury 1968
 - Bulbophyllum amplistigmaticum Kores 1989
 - Bulbophyllum anaclastum J.J.Verm. 1993
 - Bulbophyllum anakbaruppui J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum analamazoatrae Schltr. 1924
 - Bulbophyllum anascaputum Cootes, Cabactulan (2017)
 - Bulbophyllum anceps Rolfe 1892
 - Bulbophyllum andersonii (Hook.f.) J.J.Sm. 1912
 - Bulbophyllum andohahelense H.Perrier 1939
 - Bulbophyllum andreeae A.D.Hawkes 1956
 - Bulbophyllum anguliferum Ames & C.Schweinf. in O.Ames 1920: Angle-carrying Bulbophyllum
 - Bulbophyllum angusteovatum Seidenf. 1979
 - Bulbophyllum angustifolium (Blume) Lindl. 1830
 - Bulbophyllum angustipetalum (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum anisopterum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum anjae J.J.Verm. & de Vogel (2014)
 - Bulbophyllum anjozorobeense Bosser 2000
 - Bulbophyllum ankaizinense (Jum. & Perrier) Schltr. 1924: Ankaizine Bulbophyllum
 - Bulbophyllum ankaratranum Schltr. 1924
 - Bulbophyllum ankerae J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum ankylochele J.J.Verm. 1993
 - Bulbophyllum ankylodon J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum ankylorhinon J.J.Verm. 1992
 - Bulbophyllum annamense (Garay) Sieder & Kiehn (2009)
 - Bulbophyllum annandalei Ridl. 1920
 - Bulbophyllum anodon J.J.Verm., Thavipoke & J.Phelps (2014)
 - Bulbophyllum antennatum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum antenniferum (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum antheae (J.J.Verm. & A.L.Lamb) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum antioquiense Kraenzl. 1899
 - Bulbophyllum antongilense Schltr. 1924
 - Bulbophyllum apertum Schltr. 1906
 - Bulbophyllum apetalum Lindl. (1862)
 - Bulbophyllum aphanopetalum Schltr. 1906
 - Bulbophyllum apheles J.J.Verm. 1991
 - Bulbophyllum apiculatum Schltr. 1913
 - Bulbophyllum apiferum Carr 1930
 - Bulbophyllum apodum Hook.f. 1890: Bulbless Bulbophyllum
 - Bulbophyllum apoense Schuit. & de Vogel 2003
 - Bulbophyllum appendiculatum (Rolfe) J.J.Sm. 1912
 - Bulbophyllum appressicaule Ridl. 1917
 - Bulbophyllum appressum Schltr. 1913
 - Bulbophyllum approximatum Ridl. 1886
 - Bulbophyllum aquinoi (Cootes, M.Leon & Naive) J.M.H.Shaw (2017)
 - Bulbophyllum arachnites Ridl. (1909)
 - Bulbophyllum araiophyllum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum arcaniflorum Ridl. 1916
 - Bulbophyllum arcuatilabium Aver. 1999
 - Bulbophyllum ardjunense J.J.Sm. 1927
 - Bulbophyllum arfakense J.J.Sm. in L.S.Gibbs 1917
 - Bulbophyllum arfakianum Kraenzl. 1904
 - Bulbophyllum argoxanthum J.J.Verm. (2008)
 - Bulbophyllum argyropus (Endl.) Rchb.f. 1876 – silver strand orchid
 - Bulbophyllum arianeae Fraga & E.C.Smidt 2004
 - Bulbophyllum aristatum (Rchb.f.) Hemsl. 1884
 - Bulbophyllum aristilabre J.J.Sm. 1912
 - Bulbophyllum aristopetalum Kores 1989
 - Bulbophyllum armeniacum J.J.Sm. 1917
 - Bulbophyllum arminii Sieder & Kiehn (2009)
 - Bulbophyllum arrectum Kraenzl. 1921
 - Bulbophyllum arsoanum J.J.Sm. 1912
 - Bulbophyllum artostigma J.J.Verm. 1993
 - Bulbophyllum artvogelii J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum arunachalense (A.N.Rao) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum aschemon J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum ascochiloides J.J.Sm. 1927
 - Bulbophyllum ascochilum J.J.Verm. (2008)
 - Bulbophyllum asperilingue Schltr. 1919
 - Bulbophyllum aspersum J.J.Sm. 1912
 - Bulbophyllum astelidum Aver. 1994
 - Bulbophyllum atratum J.J.Sm. 1917
 - Bulbophyllum atrolabium Schltr. 1923
 - Bulbophyllum atropurpureum Barb.Rodr. 1877: Black-purple Bulbophyllum
 - Bulbophyllum atrorubens Schltr. 1906
 - Bulbophyllum atrosanguineum Aver. 2003
 - Bulbophyllum atroviride J.J.Verm. (2008)
 - Bulbophyllum attenuatum Rolfe 1896: Dagger-shaped Bulbophyllum
 - Bulbophyllum aubrevillei Bosser 1965
 - Bulbophyllum aundense Ormerod (2005)
 - Bulbophyllum auratum (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum aureoapex Schltr. 1913
 - Bulbophyllum aureobrunneum Schltr. 1913
 - Bulbophyllum aureum (Hook.f.) J.J.Sm. 1912: Golden Bulbophyllum
 - Bulbophyllum auricomum Lindl. 1830
 - Bulbophyllum auriculatum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum auriflorum H.Perrier 1937
 - Bulbophyllum auritum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum auroreum J.J.Sm. 1928
 - Bulbophyllum australe (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum averyanovii Seidenf. 1992
 - Bulbophyllum ayuthayense J.J.Verm., Schuit. & de Vogel (2014)
 
B
- Bulbophyllum bacilliferum J.J.Sm. 1928
 - Bulbophyllum baculiferum Ridl. 1916
 - Bulbophyllum baileyi F.Muell. 1875 - fruit fly orchid
 - Bulbophyllum bakoense J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum baladeanum J.J.Sm. 1912
 - Bulbophyllum balgooiji J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum ballii P.J.Cribb 1977
 - Bulbophyllum bandischii Garay 1992
 - Bulbophyllum bantaengense (J.J.Sm.) J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum barbasapientis J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum barbatum Barb.Rodr. 1882
 - Bulbophyllum barbavagabundum J.J.Verm. (2008)
 - Bulbophyllum barbigerum Lindl. 1837: Bearded Bulbophyllum
 - Bulbophyllum bariense Gagnep. 1930: Bari Bulbophyllum
 - Bulbophyllum baronii Ridl. 1885
 - Bulbophyllum basisetum J.J.Sm. 1929
 - Bulbophyllum bathieanum Schltr. 1916
 - Bulbophyllum bavonis J.J.Verm. 1984
 - Bulbophyllum beccarii Rchb.f. 1879: Beccar's Bulbophyllum
 - Bulbophyllum belonaeglossum J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum belopetalum J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum berenicis Rchb.f. 1880
 - Bulbophyllum bernadetteae J.-B.Castillon (2012)
 - Bulbophyllum betchei F.Muell. 1881
 - Bulbophyllum biantennatum Schltr. 1913
 - Bulbophyllum bicarinatum J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum bicaudatum Schltr. 1913
 - Bulbophyllum bicolor Lindl. 1830
 - Bulbophyllum bicoloratum Schltr. 1924
 - Bulbophyllum bidentatum (Barb.Rodr.) Cogn. in C.F.P.von Martius & auct. suc. (eds.) 1902
 - Bulbophyllum bidenticulatum J.J.Verm. 1984
- Bulbophyllum bidenticulatum subsp. bidenticulatum
 - Bulbophyllum bidenticulatum subsp. joyceae J.J.Verm. 1987
 
 - Bulbophyllum bidoupense Aver. & Duy (2015)
 - Bulbophyllum bifarium Lindl. 1864
 - Bulbophyllum biflorum Teijsm. & Binn. 1855: Two-flowered Bulbophyllum
 - Bulbophyllum bifurcatoflorens (Fukuy.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum bigibbosum J.J.Sm. 1913
 - Bulbophyllum bigibbum Schltr. 1923
 - Bulbophyllum bilobipetalum J.J.Sm. (1927)
 - Bulbophyllum birmense Schltr. 1910
 - Bulbophyllum bisepalum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum biseriale Carr 1930
 - Bulbophyllum biserratum J.J.Verm. (2008)
 - Bulbophyllum bisetoides Seidenf. 1970
 - Bulbophyllum bisetum Lindl. 1842
 - Bulbophyllum bismarckense Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum bittnerianum Schltr. 1910
 - Bulbophyllum blaoense Tich & Diep ex Aver. & Tich (2015)
 - Bulbophyllum blepharistes Rchb.f. 1872: Fringed Bulbophyllum
 - Bulbophyllum blepharocardium Schltr. (1913)
 - Bulbophyllum blepharochilum Garay 1999: Lip-fringe Bulbophyllum
 - Bulbophyllum blepharopetalum Schltr. 1913
 - Bulbophyllum bliteum J.J.Verm. 1993
 - Bulbophyllum bohnkeanum Campacci (2008)
 - Bulbophyllum boiteaui H.Perrier 1939
 - Bulbophyllum bolivianum Schltr. 1922
 - Bulbophyllum bolsteri Ames 1912
 - Bulbophyllum bombycinum J.J.Verm. (2008)
 - Bulbophyllum bomiense Z.H.Tsi 1978
 - Bulbophyllum bonaccordense (C.S.Kumar) J.J.Verm. (2014)
 - Bulbophyllum boninense (Schltr.) J.J.Sm. 1912
 - Bulbophyllum bontocense Ames 1912
 - Bulbophyllum boonjee B.Gray & D.L.Jones 1984 – maroon strand orchid
 - Bulbophyllum boosii J.J.Verm. & Kindler (2015)
 - Bulbophyllum bootanense C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum botryophorum Ridl. 1897
 - Bulbophyllum boudetianum Fraga 2004
 - Bulbophyllum boulbetii Tixier 1966
 - Bulbophyllum bowkettiae F.M.Bailey 1884 – striped snake orchid
 - Bulbophyllum brachiatum (Schltr.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum brachychilum Schltr. 1913
 - Bulbophyllum brachypetalum Schltr. 1913
 - Bulbophyllum brachyphyton Schltr. 1918
 - Bulbophyllum brachypus (Schltr.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum brachyrhopalon J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum brachystachyum Schltr. 1924
 - Bulbophyllum brachytriche J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum bracteatum F.M.Bailey 1891 – blotched pineapple orchid
 - Bulbophyllum bracteolatum Lindl. 1838
 - Bulbophyllum bractescens Rolfe ex Kerr 1927
 - Bulbophyllum brassii J.J.Verm. 1993
 - Bulbophyllum breimerianum J.J.Verm. & A.Vogel (2007)
 - Bulbophyllum breve Schltr. 1913
 - Bulbophyllum brevibrachiatum (Schltr.) J.J.Sm. 1912
 - Bulbophyllum brevicolumna J.J.Verm. 1991
 - Bulbophyllum brevilabium Schltr. 1913
 - Bulbophyllum brevipedunculatum T.C.Hsu & S.W.Chung (2008)
 - Bulbophyllum brevipes Ridl. 1898
 - Bulbophyllum brevipetalum H.Perrier 1937
 - Bulbophyllum brevispicatum Z.H.Tsi & S.C.Chen 1994
 - Bulbophyllum brienianum (Rolfe) Merr. 1921
 - Bulbophyllum bruneiense J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum bryoides Guillaumin 1957
 - Bulbophyllum bryophilum Hermans (2007)
 - Bulbophyllum bryophytoides G.A.Fisch. & Andriant. (2009)
 - Bulbophyllum bulhartii Sieder & Kiehn (2009).
 - Bulbophyllum bulliferum J.J.Sm. 1908
 - Bulbophyllum burfordiense Garay, Hamer & Siegerist 1996: Burford Bulbophyllum
 - Bulbophyllum burttii Summerh. 1953
 
C
- Bulbophyllum caecilii J.J.Sm. 1927
 - Bulbophyllum caecum J.J.Sm. 1926
 - Bulbophyllum caespitosum Thouars 1822
 - Bulbophyllum calceilabium J.J.Sm. 1929
 - Bulbophyllum calceolus J.J.Verm. 1991
 - Bulbophyllum caldericola G.F.Walsh 1993
 - Bulbophyllum calimanianum (2007)
 - Bulbophyllum callichroma Schltr. 1913: Green-Calli Bulbophyllum
 - Bulbophyllum calliferum J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum callipes J.J.Sm. 1908
 - Bulbophyllum callosum Bosser 1965: Callous Bulbophyllum
 - Bulbophyllum caloglossum Schltr. 1913: Beautiful-lipped Bulbophyllum
 - Bulbophyllum calviventer J.J.Verm. 1993
 - Bulbophyllum calvum Summerh. 1966
 - Bulbophyllum calyptogyne J.J.Verm. & P.O'Byrne (2011).
 - Bulbophyllum calyptratum Kraenzl. 1895: Hooded Bulbophyllum
- Bulbophyllum calyptratum var. calyptratum
 - Bulbophyllum calyptratum var. graminifolium (Summerh.) J.J.Verm. 1986
 - Bulbophyllum calyptratum var. lucifugum (Summerh.) J.J.Verm. 1987
 
 - Bulbophyllum calyptropus Schltr. 1924
 - Bulbophyllum cambodianum (Christenson) J.J.Verm., Schuit. & de Vogel (2014).
 - Bulbophyllum cameronense Garay, Hamer & Siegerist 1996: Cameron Highlands Bulbophyllum
 - Bulbophyllum campanuliflorum J.J.Verm., Schuit. & de Vogel (2014).
 - Bulbophyllum campos-portoi Brade 1951
 - Bulbophyllum camptochilum J.J.Verm. 1996
 - Bulbophyllum candidum Hook.f. 1890
 - Bulbophyllum canlaonense Ames 1912
 - Bulbophyllum cantagallense (Barb.Rodr.) Cogn. in C.F.P.von Martius & auct. suc. (eds.) 1902
 - Bulbophyllum capilligerum J.J.Sm. 1927
 - Bulbophyllum capillipes C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum capitatum (Blume) Lindl. 1830
 - Bulbophyllum capituliflorum Rolfe 1906
 - Bulbophyllum capnophyton J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum capuronii Bosser 1971
 - Bulbophyllum caputgnomonis J.J.Verm. 1993
 - Bulbophyllum carassense R.C.Mota, F.Barros & Stehmann (2009)
 - Bulbophyllum cardiobulbum Bosser 1965
 - Bulbophyllum cardiophyllum J.J.Verm. 1991
 - Bulbophyllum careyanum (Hook.) Spreng. 1826: Carey's Bulbophyllum
 - Bulbophyllum cariniflorum Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum carinilabium J.J.Verm. 1991
 - Bulbophyllum carnosilabium Summerh. (1953 publ. 1954).
 - Bulbophyllum carnosisepalum J.J.Verm. 1986
 - Bulbophyllum carrianum J.J.Verm. 2000
 - Bulbophyllum cataractarum Schltr. 1924
 - Bulbophyllum catenarium Ridl. 1894: Chain-like Bulbophyllum
 - Bulbophyllum catenulatum Kraenzl. 1921: Chain-shaped Bulbophyllum
 - Bulbophyllum cateorum J.J.Verm. 1992
 - Bulbophyllum catillus J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum caudatisepalum Ames & C.Schweinf. in O.Ames 1920
 - Bulbophyllum caudatum Lindl. (1830).
 - Bulbophyllum caudipetalum J.J.Sm. 1913
 - Bulbophyllum cauliflorum Hook.f. 1890
- Bulbophyllum cauliflorum var. cauliflorum
 - Bulbophyllum cauliflorum var. sikkimense N.Pearce & P.J.Cribb 2001
 
 - Bulbophyllum cavibulbum J.J.Sm. 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.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum comatum Lindl. 1862
- Bulbophyllum comatum var. comatum
 - Bulbophyllum comatum var. inflatum (Rolfe) J.J.Verm. 1986
 
 - Bulbophyllum comberi J.J.Verm. in J.B.Comber 1990: Comber's Bulbophyllum
 - Bulbophyllum comberipictum J.J.Verm. 2002
 - Bulbophyllum cominsii Rolfe (1895)
 - Bulbophyllum commersonii Thouars 1822
 - Bulbophyllum commissibulbum J.J.Sm. 1929
 - Bulbophyllum comorianum H.Perrier 1938: Comoros Islands Bulbophyllum
 - Bulbophyllum comosum Collett & Hemsl. 1890
 - Bulbophyllum complanatum H.Perrier 1937
 - Bulbophyllum compressilabellatum P.Royen 1979
 - Bulbophyllum compressum Teijsm. & Binn. 1862
 - Bulbophyllum comptonii Rendle 1921
 - Bulbophyllum concatenatum P.J.Cribb & P.Taylor 1980
 - Bulbophyllum concavibasalis P.Royen 1979
 - Bulbophyllum concavilabium P.O'Byrne & P.T.Ong (2014)
 - Bulbophyllum conchidioides Ridl. 1886
 - Bulbophyllum conchophyllum J.J.Sm. 1912
 - Bulbophyllum concinnum Hook.f. 1890
 - Bulbophyllum concolor J.J.Sm. 1914
 - Bulbophyllum condensatum J.J.Verm. (2008)
 - Bulbophyllum condylochilum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum confragosum T.P.Lin & Y.N.Chang (2013)
 - Bulbophyllum congestiflorum Ridl. 1917
 - Bulbophyllum coniferum Ridl. 1909
 - Bulbophyllum connatum Carr 1933
 - Bulbophyllum consimile J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum conspectum J.J.Sm. (1927)
 - Bulbophyllum conspersum J.J.Sm. 1913
 - Bulbophyllum contortisepalum J.J.Sm. 1912
 - Bulbophyllum cootesii M.A.Clem. (1999-2000 publ. 1999): Cootes' Bulbophyllum
 - Bulbophyllum corallinum Tixier & Guillaumin 1963
 - Bulbophyllum cordemoyi Frapp. ex Cordem. 1895
 - Bulbophyllum coriophorum Ridl. 1886: Bug-smelling Bulbophyllum
 - Bulbophyllum cornu-cervi King 1895
 - Bulbophyllum cornu-ovis Rysy (2011)
 - Bulbophyllum cornutum (Blume) Rchb.f. in W.G.Walpers 1861: Horned Bulbophyllum
 - Bulbophyllum corolliferum J.J.Sm. 1917
 - Bulbophyllum corrugatum J.J.Verm. (2008)
 - Bulbophyllum corticicola Schltr. (1910)
 - Bulbophyllum corythium N.Hall 1981
 - Bulbophyllum coweniorum J.J.Verm. & P.O'Byrne 2003: Cowen's Bulbophyllum
 - Bulbophyllum crabro (C.S.P.Parish & Rchb.f.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum crassicaudatum Ames & C.Schweinf. in O.Ames (1920)
 - Bulbophyllum crassifolium Thwaites ex Trimen 1885: Thick-leafed Bulbophyllum
 - Bulbophyllum crassinervium J.J.Sm. 1900
 - Bulbophyllum crassipes Hook.f. 1890: Thick-spurred Bulbophyllum
 - Bulbophyllum crassipetalum H.Perrier 1937
 - Bulbophyllum crenilabium W.Kittr. (1984 publ. 1985).
 - Bulbophyllum crepidiferum J.J.Sm. 1920
 - Bulbophyllum croceodon J.J.Verm. & P.O'Byrne (2008).
 - Bulbophyllum croceum (Blume) Lindl. 1830: Saffron-yellow Bulbophyllum
 - Bulbophyllum crocodilus J.J.Sm. 1912
 - Bulbophyllum cruciatum J.J.Sm. 1911
 - Bulbophyllum cruciferum J.J.Sm. 1917
 - Bulbophyllum cruentum Garay, Hamer & Siegerist 1992: Blood-red Bulbophyllum
 - Bulbophyllum cruttwellii J.J.Verm. 1993
 - Bulbophyllum cryptanthoides J.J.Sm. 1912
 - Bulbophyllum cryptanthum Cogn. 1899
 - Bulbophyllum cryptophoranthus Garay 1999
 - Bulbophyllum cryptostachyum Schltr. 1924
 - Bulbophyllum cubicum Ames 1922
 - Bulbophyllum culex Ridl. 1916
 - Bulbophyllum cumberlegei (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum cumingii (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum cuneatum Rolfe ex Ames 1905
 - Bulbophyllum cuniculiforme J.J.Sm. 1911
 - Bulbophyllum cupreum Lindl. 1838: Copper-colored Bulbophyllum
 - Bulbophyllum curranii Ames 1912
 - Bulbophyllum curvibulbum Frapp. ex Cordem. 1895
 - Bulbophyllum curvicaule Schltr. 1913
 - Bulbophyllum curvifolium Schltr. 1916
 - Bulbophyllum curvimentatum J.J.Verm. 1984
 - Bulbophyllum cuspidipetalum J.J.Sm. 1908: Lanceolate-leafed Bulbophyllum
 - Bulbophyllum cyanotriche J.J.Verm. 1996
 - Bulbophyllum cyatheicola (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum cyclanthum Schltr. 1916
 - Bulbophyllum cycloglossum Schltr. 1913
 - Bulbophyllum cyclopense J.J.Sm. 1912
 - Bulbophyllum cyclophoroides J.J.Sm. 1928
 - Bulbophyllum cyclophyllum Schltr. 1913
 - Bulbophyllum cylindraceum Wall. ex Lindl. 1830: Cylindrical Bulbophyllum
 - Bulbophyllum cylindricum King 1895
 - Bulbophyllum cylindrobulbum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum cylindrocarpum Frapp. ex Cordem. 1895
- Bulbophyllum cylindrocarpum var. andringitrense Bosser 2000
 - Bulbophyllum cylindrocarpum var. aurantiacum Frapp. ex Cordem. 1895
 - Bulbophyllum cylindrocarpum var. cylindrocarpum
 - Bulbophyllum cylindrocarpum var. olivaceum Frapp. ex Cordem. 1895
 
 - Bulbophyllum cymbidioides J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum cymbochilum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum cyrtognomom J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum cyrtophyllum J.J.Verm. (2008)
 
D
- Bulbophyllum dacruzii Campacci (2010)
 - Bulbophyllum dalatense Gagnep. 1930
 - Bulbophyllum danii Perez-Vera 2003
 - Bulbophyllum dasypetalum Rolfe ex Ames 1905
 - Bulbophyllum dasystachys J.J.Verm. (2014)
 - Bulbophyllum davidii (Cootes & Boos) J.M.H.Shaw (2017)
 - Bulbophyllum dawongense J.J.Sm. 1934
 - Bulbophyllum dayanum Rchb.f. 1865: Day's Bulbophyllum
 - Bulbophyllum dearei (Rchb.f.) Rchb.f. 1888: Deare's Bulbophyllum
 - Bulbophyllum debile Bosser (1989 publ. 1990).
 - Bulbophyllum debrincatiae J.J.Verm. 2002
 - Bulbophyllum debruynii J.J.Sm. 1929
 - Bulbophyllum decarhopalon Schltr. 1913
 - Bulbophyllum decaryanum H.Perrier 1937: Decary's Bulbophyllum
 - Bulbophyllum decatriche J.J.Verm. 1991
 - Bulbophyllum decumbens Schltr. 1913
 - Bulbophyllum decurrentilobum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum decurviscapum J.J.Sm. 1932: Pendant Bulbophyllum
 - Bulbophyllum decurvulum Schltr. 1912
 - Bulbophyllum dekockii J.J.Sm. 1911
 - Bulbophyllum delicatulum Schltr. 1911
 - Bulbophyllum delitescens Hance 1876
 - Bulbophyllum deltoideum Ames & C.Schweinf. in O.Ames 1920
 - Bulbophyllum deminutum J.J.Sm. 1927
 - Bulbophyllum dempoense J.J.Sm. 1920
 - Bulbophyllum dendrobioides J.J.Sm. 1913
 - Bulbophyllum dendrochiloides Schltr. 1913
 - Bulbophyllum dennisii J.J.Wood 1983: Dennis' Bulbophyllum
 - Bulbophyllum densibulbum W.Kittr. (1984 publ. [1985).
 - Bulbophyllum densifolium Schltr. 1913
 - Bulbophyllum densum Thouars 1822
 - Bulbophyllum denticulatum Rolfe 1891
 - Bulbophyllum dependens Schltr. 1913
 - Bulbophyllum depressum King & Pantl. 1897
 - Bulbophyllum desmotrichoides Schltr. 1913
 - Bulbophyllum deuterodischorense J.M.H.Shaw (2014)
 - Bulbophyllum deviantiae J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum devium J.B.Comber 1990
 - Bulbophyllum devogelii J.J.Verm. 1991
 - Bulbophyllum dewildei J.J.Verm. 1996
 - Bulbophyllum dhaninivatii Seidenf. 1965
 - Bulbophyllum dianthum Schltr. 1911
 - Bulbophyllum dibothron J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum dichaeoides Schltr. 1913
 - Bulbophyllum dichilus Schltr. 1913
 - Bulbophyllum dichotomum J.J.Sm. 1908
 - Bulbophyllum dichromum Rolfe (1907)
 - Bulbophyllum dickasonii Seidenf. 1979
 - Bulbophyllum dictyoneuron Schltr. 1913
 - Bulbophyllum didymotropis Seidenf. 1979
 - Bulbophyllum digitatum J.J.Sm. (1911)
 - Bulbophyllum digoelense J.J.Sm. 1911
 - Bulbophyllum dijkstalianum (2010)
 - Bulbophyllum diplantherum Carr 1932
 - Bulbophyllum diplohelix J.J.Verm. & Rysy (2014)
 - Bulbophyllum dischidiifolium J.J.Sm. 1909
 - Bulbophyllum dischorense Schltr. 1913
 - Bulbophyllum disciflorum Rolfe (1895)
 - Bulbophyllum discilabium H.Perrier 1951
 - Bulbophyllum discolor Schltr. 1913
- Bulbophyllum discolor subsp. cubitale J.J.Verm. 1993
 - Bulbophyllum discolor subsp. discolor
 
 - Bulbophyllum disjunctum Ames & C.Schweinf. in O.Ames 1920
 - Bulbophyllum dissitiflorum Seidenf. 1979
 - Bulbophyllum dissolutum Ames, Philipp. J. Sci., C 8: 4249 (1913 publ. 1914).
 - Bulbophyllum distichobulbum P.J.Cribb 1995
 - Bulbophyllum distichum Schltr. 1913
 - Bulbophyllum divaricatum H.Perrier 1937
 - Bulbophyllum divergens J.J.Verm. & P.O'Byrne (2011).
 - Bulbophyllum djamuense Schltr. 1913
 - Bulbophyllum dolabriforme J.J.Verm. 1987
 - Bulbophyllum dolichodon J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum dolichoglottis Schltr. 1912
 - Bulbophyllum dolichopus J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum doryphoroide Ames 1915
 - Bulbophyllum dracunculus J.J.Verm. 2000
 - Bulbophyllum dransfieldii J.J.Verm. 1991
 - Bulbophyllum drepananthum J.J.Verm., de Vogel & A.Vogel (2010).
 - Bulbophyllum drepanosepalum J.J.Verm. & P.O'Byrne 1993
 - Bulbophyllum dryadum Schltr. 1913
 - Bulbophyllum dryas Ridl. 1915
 - Bulbophyllum drymoda J.J.Verm., Schuit. & de Vogel (2014).
 - Bulbophyllum drymoglossum Maxim. 1887
 - Bulbophyllum dschischungarense Schltr. 1913
 - Bulbophyllum dulongjiangense X.H.Jin (2006).
 - Bulbophyllum dunstervillei Garay 1976
 - Bulbophyllum dusenii Kraenzl. 1911
 
E
- Bulbophyllum ebracteolatum Kraenzl. 1916
 - Bulbophyllum echinochilum Kraenzl. 1921
 - Bulbophyllum echinolabium J.J.Sm. 1934
 - Bulbophyllum echinulus Seidenf. 1982:
 - Bulbophyllum eciliatum Schltr. 1913
 - Bulbophyllum ecornutoides Cootes & W.Suarez (2006)
 - Bulbophyllum ecornutum (J.J.Sm.) J.J.Sm. 1914
- Bulbophyllum ecornutum subsp. ecornutum
 - Bulbophyllum ecornutum subsp. verrucatum J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 
 - Bulbophyllum ecristatum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum edentatum H.Perrier 1937
 - Bulbophyllum efferatum J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum elachanthe J.J.Verm. 1991
 - Bulbophyllum elaphoglossum Schltr. 1911
 - Bulbophyllum elasmatopus Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum elassoglossum Siegerist 1991
 - Bulbophyllum elassonotum Summerh. 1935: minuscule nodes bulbophyllum
 - Bulbophyllum elatum (Hook.f.) J.J.Sm. 1912
 - Bulbophyllum elegans Gardner ex Thwaites 1861
 - Bulbophyllum elegantius Schltr. 1913
 - Bulbophyllum elegantulum (Rolfe) J.J.Sm. 1912
 - Bulbophyllum eleiosurum J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum elephantinum J.J.Sm. 1913
 - Bulbophyllum elevatopunctatum J.J.Sm. 1920: raised dot bulbophyllum
 - Bulbophyllum elisae (F.Muell.) Benth. 1871 – pineapple orchid
 - Bulbophyllum elliae Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum elliottii Rolfe 1891
 - Bulbophyllum ellipticifolium J.J.Sm. 1935
 - Bulbophyllum ellipticum Schltr. 1913
 - Bulbophyllum elmeri Ames 1912
 - Bulbophyllum elodeiflorum J.J.Sm. 1912
 - Bulbophyllum elongatum (Blume) Hassk. 1844
 - Bulbophyllum emarginatum (Finet) J.J.Sm. 1912
 - Bulbophyllum emunitum J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum encephalodes Summerh. 1951
 - Bulbophyllum endotrachys Schltr. 1913
 - Bulbophyllum entobaptum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum entomonopsis J.J.Verm. & P.O'Byrne 1993
 - Bulbophyllum epapillosum Schltr. 1913
 - Bulbophyllum epibulbon Schltr. 1913
 - Bulbophyllum epicranthes Hook.f. 1890
- Bulbophyllum epicranthes var. epicranthes
 - Bulbophyllum epicranthes var. sumatranum (J.J.Sm.) J.J.Verm. 1982
 
 - Bulbophyllum epiphytum Barb.Rodr. 1877
 - Bulbophyllum erectum Thouars 1822
 - Bulbophyllum ericssonii Kraenzl. (1893)
 - Bulbophyllum erinaceum Schltr. 1913
 - Bulbophyllum erioides Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum erosimarginatum Cootes, W.Suarez & Boos (2011)
 - Bulbophyllum erosipetalum C.Schweinf. 1951
 - Bulbophyllum erratum Ames 1922
 - Bulbophyllum erythroglossum Bosser 2000
 - Bulbophyllum erythrokyle J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum erythrosema J.J.Verm. (2008)
 - Bulbophyllum erythrostachyum Rolfe 1903
 - Bulbophyllum erythrostictum Ormerod (2005)
 - Bulbophyllum escritorii Ames 1915
 - Bulbophyllum eublepharum Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum eutoreton J.J.Verm. (2008)
 - Bulbophyllum evansii M.R.Hend. 1927: Evans' Bulbophyllum
 - Bulbophyllum evasum T.E.Hunt & Rupp 1950 – creeping brittle orchid
 - Bulbophyllum evrardii Gagnep. 1930: Evrard's Bulbophyllum
 - Bulbophyllum exaltatum Lindl. 1842
 - Bulbophyllum exasperatum Schltr. 1913
 - Bulbophyllum exiguiflorum Schltr. 1913
 - Bulbophyllum exiguum F.Muell. 1860 – tiny strand orchid
 - Bulbophyllum exile Ames 1908
 - Bulbophyllum exilipes Schltr. 1913
 - Bulbophyllum expallidum J.J.Verm. 1984
 - Bulbophyllum exquisitum Ames 1923
 
F
- Bulbophyllum facetum Garay, Hamer & Siegerist 1996
 - Bulbophyllum falcatocaudatum J.J.Sm. 1914
 - Bulbophyllum falcatum (Lindl.) Rchb.f. in W.G.Walpers 1861
- Bulbophyllum falcatum var. bufo (Lindl.) Govaerts 1996
 - Bulbophyllum falcatum var. falcatum
 - Bulbophyllum falcatum var. velutinum (Lindl.) J.J.Verm. 1992
 
 - Bulbophyllum falcibracteum Schltr. 1923
 - Bulbophyllum falciferum J.J.Sm. 1910
 - Bulbophyllum falcifolium Schltr. 1913
 - Bulbophyllum falcipetalum Lindl. 1862
 - Bulbophyllum falculicorne J.J.Sm. 1945
 - Bulbophyllum fallacinum J.J.Verm. (2008)
 - Bulbophyllum fallax Rolfe 1889
 - Bulbophyllum farinulentum J.J.Sm. 1920
- Bulbophyllum farinulentum subsp. densissimum (Carr) J.J.Verm. 2002
 - Bulbophyllum farinulentum subsp. farinulentum
 
 - Bulbophyllum farreri (W.W.Sm.) Seidenf. (1973 publ. 1974).
 - Bulbophyllum fasciatum Schltr. 1912
 - Bulbophyllum fasciculatum Schltr. 1913
 - Bulbophyllum fasciculiferum Schltr. 1923
 - Bulbophyllum fascinator (Rolfe) Rolfe 1908
 - Bulbophyllum fayi J.J.Verm. 1992
 - Bulbophyllum fendlerianum E.C.Smidt & P.J.Cribb (2008)
 - Bulbophyllum fenestratum J.J.Sm. (1907)
 - Bulbophyllum fengianum (Ormerod) J.J.Verm. (2014)
 - Bulbophyllum fenixii Ames, Philipp. J. Sci., C 8: 430 (1913 publ. 1914).
 - Bulbophyllum ferkoanum Schltr. 1918
 - Bulbophyllum fibratum (Gagnep.) T.B.Nguyen & D.H.Duong in T.B.Nguyen (ed.) 1984
 - Bulbophyllum fibrinum J.J.Sm. 1913
 - Bulbophyllum fibristectum J.J.Verm. (2008)
 - Bulbophyllum filamentosum Schltr. 1913
 - Bulbophyllum filicaule J.J.Sm. 1913
 - Bulbophyllum filifolium Borba & E.C.Smidt 2004
 - Bulbophyllum filovagans Carr 1933
 - Bulbophyllum fimbriatum (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum fimbriperianthium W.M.Lin, Kuo Huang & T.P.Lin (2006)
 - Bulbophyllum finisterrae Schltr. 1913
 - Bulbophyllum fionae J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum fischeri Seidenf. (1973 publ. 1974): Fischer's Bulbophyllum
 - Bulbophyllum fissibrachium J.J.Sm. 1927
 - Bulbophyllum fissipetalum Schltr. 1913
 - Bulbophyllum flabellum-veneris (J.König) Aver. 2003
 - Bulbophyllum flagellare Schltr. 1913
 - Bulbophyllum flammuliferum Ridl. 1898: Flame-carrying Bulbophyllum
 - Bulbophyllum flavescens (Blume) Lindl. 1830
 - Bulbophyllum flavicolor J.J.Sm. 1929
 - Bulbophyllum flavidiflorum Carr 1933
 - Bulbophyllum flaviflorum (Tang, S.Liu & H.Y.Su) Seidenf. (1972 publ. 1973).
 - Bulbophyllum flavofimbriatum J.J.Sm. 1931
 - Bulbophyllum flavum Schltr. 1913
 - Bulbophyllum fletcherianum Rolfe 1911: Fletcher's Bulbophyllum, Spies' Bulbophyllum
 - Bulbophyllum flexuosum Schltr. 1913
 - Bulbophyllum floribundum J.J.Sm. 1912
 - Bulbophyllum florulentum Schltr. 1924
 - Bulbophyllum foetidilabrum Ormerod 2001
 - Bulbophyllum foetidum Schltr. 1913
- Bulbophyllum foetidum var. foetidum
 - Bulbophyllum foetidum var. grandiflorum J.J.Sm. 1929
 
 - Bulbophyllum folliculiferum J.J.Sm. 1914
 - Bulbophyllum fonsflorum J.J.Verm. 1990
 - Bulbophyllum foraminiferum J.J.Verm. 1996
 - Bulbophyllum fordii (Rolfe) J.J.Sm. 1912
 - Bulbophyllum forrestii Seidenf. (1973 publ. 1974).
 - Bulbophyllum forsythianum Kraenzl. 1899
 - Bulbophyllum fossatum J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum fractiflexum J.J.Sm. 1908
- Bulbophyllum fractiflexum subsp. fractiflexum
 - Bulbophyllum fractiflexum subsp. solomonense J.J.Verm. & B.A.Lewis 1991
 
 - Bulbophyllum fragosum J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum francoisii H.Perrier 1937
- Bulbophyllum francoisii var. andrangense (H.Perrier) Bosser 1965
 - Bulbophyllum francoisii var. francoisii
 
 - Bulbophyllum fraternum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum freyi V.P.Castro & Speckm. (2012)
 - Bulbophyllum fritillariiflorum J.J.Sm. 1912: Fritillaria-like Bulbophyllum
 - Bulbophyllum frostii Summerh. 1928
 - Bulbophyllum frustrans J.J.Sm. 1911
 - Bulbophyllum fruticicola Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum fruticulum J.J.Verm. (2008)
 - Bulbophyllum fukuyamae Tuyama 1941
 - Bulbophyllum fulgens J.J.Verm. 1996
 - Bulbophyllum fulvibulbum J.J.Verm. 1991
 - Bulbophyllum funingense Z.H.Tsi & H.C.Chen 1981
 - Bulbophyllum furcatum Aver. 2003
 - Bulbophyllum furcillatum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum fuscatum Schltr. 1913
 - Bulbophyllum fusciflorum Schltr. 1913
 - Bulbophyllum fuscopurpureum Wight 1851
 - Bulbophyllum fuscum Lindl. 1839
- Bulbophyllum fuscum var. fuscum
 - Bulbophyllum fuscum var. melinostachyum (Schltr.) J.J.Verm. 1986
 
 - Bulbophyllum futile J.J.Sm. 1908
 
G
- Bulbophyllum gadgarrense Rupp 1949 – tangled rope orchid
 - Bulbophyllum gajoense J.J.Sm. 1943
 - Bulbophyllum galactanthum Schltr. 1921
 - Bulbophyllum galliaheneum P.Royen 1979
 - Bulbophyllum gamandrum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum gamblei (Hook.f.) Hook.f. 1890: Gamble's Bulbophyllum
 - Bulbophyllum gautierense J.J.Sm. 1912
 - Bulbophyllum gehrtii E.C.Smidt & Borba (2009)
 - Bulbophyllum gemma-reginae J.J.Verm. 1996
 - Bulbophyllum geniculiferum J.J.Sm. 1912
 - Bulbophyllum geraense Rchb.f. in W.G.Walpers 1864
 - Bulbophyllum gerlandianum Kraenzl. 1886
 - Bulbophyllum gibbolabium Seidenf. 1979: Hump-lipped Bulbophyllum
 - Bulbophyllum gibbosum (Blume) Lindl. 1830: Humped Bulbophyllum
 - Bulbophyllum gilgianum Kraenzl. 1899
 - Bulbophyllum gilvum J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum gimagaanense Ames 1912
 - Bulbophyllum giriwoense J.J.Sm. 1914
 - Bulbophyllum gjellerupii J.J.Sm. 1929
 - Bulbophyllum glabrichelia Aver. (2017)
 - Bulbophyllum glabrum Schltr. 1913
 - Bulbophyllum gladiatum Lindl. 1842
 - Bulbophyllum glanduliferum Schltr. 1913
 - Bulbophyllum glandulosum Ames 1923
 - Bulbophyllum glaucifolium J.J.Verm. 1991
 - Bulbophyllum glaucum Schltr. 1913
 - Bulbophyllum glebodactylum (W.Suarez & Cootes) Sieder & Kiehn (2010 publ. 2011)
 - Bulbophyllum glebulosum J.J.Verm. & Cootes (2008)
 - Bulbophyllum globiceps Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum globuliforme Nicholls 1938
 - Bulbophyllum globulosum (Ridl.) Schuit. & de Vogel 2003
 - Bulbophyllum globulus Hook.f. 1890
 - Bulbophyllum glutinosum (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902
 - Bulbophyllum gnomoniferum Ames 1908
 - Bulbophyllum gobiense Schltr. 1912
 - Bulbophyllum gofferjei J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum goliathense J.J.Sm. 1911
 - Bulbophyllum gomphreniflorum J.J.Sm. 1918
 - Bulbophyllum gongshanense Z.H.Tsi 1981
 - Bulbophyllum goniopterum J.J.Verm., P.O'Byrne & A.L.Lamb, (2015)
 - Bulbophyllum gracile Thouars 1822
 - Bulbophyllum gracilipes King & Pantl. 1896
 - Bulbophyllum graciliscapum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum gracillimum (Rolfe) Rolfe 1907 – wispy umbrella orchid
 - Bulbophyllum gramineum Ridl. 1916
 - Bulbophyllum grammopoma J.J.Verm. 1991
 - Bulbophyllum grandiflorum Blume 1849
 - Bulbophyllum grandifolium Schltr. 1913
 - Bulbophyllum grandilabre Carr 1932
 - Bulbophyllum grandimesense B.Gray & D.L.Jones 1989 – pale rope orchid
 - Bulbophyllum granulosum Barb.Rodr. 1877
 - Bulbophyllum graveolens (F.M.Bailey) J.J.Sm. 1912
 - Bulbophyllum gravidum Lindl. 1862
 - Bulbophyllum griffithii (Lindl.) Rchb.f. in W.G.Walpers 1861: Griffith's Bulbophyllum
 - Bulbophyllum groeneveldtii J.J.Sm. 1920
 - Bulbophyllum grotianum J.J.Verm. 2002
 - Bulbophyllum grudense J.J.Sm. 1905
 - Bulbophyllum guamense Ames 1914
 - Bulbophyllum × guartelae Mancinelli & E.C.Smidt (2012)
 - Bulbophyllum gunnarii Aver. (2005)
 - Bulbophyllum gusdorfii J.J.Sm. 1917
 - Bulbophyllum guttatum Schltr. 1913
 - Bulbophyllum guttifilum Seidenf. 1996
 - Bulbophyllum guttulatoides Aver. (2005)
 - Bulbophyllum guttulatum (Hook.f.) N.P.Balakr. 1970: Small-spotted Bulbophyllum
 - Bulbophyllum gyaloglossum J.J.Verm. 1993
 - Bulbophyllum gymnopus Hook.f. 1890
 - Bulbophyllum gyrochilum Seidenf. 1979
 
H
- Bulbophyllum habbemense P.Royen 1979
 - Bulbophyllum habrotinum J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum haematostictum J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum hahlianum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum hainanense Z.H.Tsi 1981
 - Bulbophyllum halconense Ames 1907
 - Bulbophyllum hamadryas Schltr. 1913
 - Bulbophyllum hamatipes J.J.Sm. 1918
 - Bulbophyllum hamelinii W.Watson 1893
 - Bulbophyllum hampeliae Cootes, R.Boos & Naive (2016)
 - Bulbophyllum hampelianum J.M.H.Shaw (2017)
 - Bulbophyllum haniffii Carr 1932
 - Bulbophyllum hans-meyeri J.J.Wood 1981
 - Bulbophyllum hapalanthos Garay 1999
 - Bulbophyllum hassallii Kores 1989
 - Bulbophyllum hastiferum Schltr. 1911
 - Bulbophyllum hatschbachianum E.C.Smidt & Borba (2008)
 - Bulbophyllum hatusimanum Tuyama 1940
 - Bulbophyllum heldiorum J.J.Verm. 1991
 - Bulbophyllum helenae (Kuntze) J.J.Sm. 1912
 - Bulbophyllum hellwigianum Kraenzl. ex Warb. 1893
 - Bulbophyllum hemiprionotum J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum hemisterranthum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum henanense J.L.Lu 1992
 - Bulbophyllum hengstumianum J.J.Verm., de Vogel & A.Vogel (2010)
 - Bulbophyllum henrici Schltr. 1924
 - Bulbophyllum henrici var. henrici
 - Bulbophyllum henrici var. rectangulare H.Perrier ex Hermans (2007)
 - Bulbophyllum herbula Frapp. ex Cordem. 1895
 - Bulbophyllum hermonii (P.J.Cribb & B.A.Lewis) J.J.Verm., Schuit. & de Vogel (2015)
 - Bulbophyllum heteroblepharon Schltr. 1913
 - Bulbophyllum heterorhopalon Schltr. 1913
 - Bulbophyllum heterosepalum Schltr. 1913
 - Bulbophyllum hexarhopalon Schltr. 1906
 - Bulbophyllum hexurum Schltr. 1913
 - Bulbophyllum hians Schltr. 1913
 - Bulbophyllum hiepii Aver. 1992
 - Bulbophyllum hildebrandtii Rchb.f. 1881
 - Bulbophyllum hiljeae J.J.Verm. 1991
 - Bulbophyllum himantosepalum J.J.Verm. & Sieder (2015)
 - Bulbophyllum hirsutissimum Kraenzl. 1912
 - Bulbophyllum hirsutiusculum H.Perrier 1937
 - Bulbophyllum hirtulum Ridl. 1900
 - Bulbophyllum hirtum (Sm.) Lindl. 1830
 - Bulbophyllum hirudiniferum J.J.Verm. 1982
 - Bulbophyllum hirundinis (Gagnep.) Seidenf. (1973 publ. 1974)
 - Bulbophyllum histrionicum Rchb.f. ex G.A.Fisch. & P.J.Cribb (2009)
 - Bulbophyllum hodgsonii M.R.Hend. 1927
 - Bulbophyllum hoehnei E.C.Smidt & Borba (2007)
 - Bulbophyllum hollandianum J.J.Sm. 1913
 - Bulbophyllum holochilum J.J.Sm. 1912
 - Bulbophyllum horizontale Bosser 1965
 - Bulbophyllum horridulum J.J.Verm. 1986
 - Bulbophyllum hortorum J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum hovarum Schltr. 1924
 - Bulbophyllum howcroftii Garay, Hamer & Siegerist 1995
 - Bulbophyllum hoyifolium J.J.Verm. 1993
 - Bulbophyllum huangshanense Y.M.Hu & X.H.Jin (2015)
 - Bulbophyllum humbertii Schltr. 1922
 - Bulbophyllum humblotii Rolfe 1891
 - Bulbophyllum humile Schltr. 1913
 - Bulbophyllum hyalinum Schltr. 1924
 - Bulbophyllum hyalosemoides J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum hydrophilum J.J.Sm. 1905
 - Bulbophyllum hymenanthum Hook.f. 1890
 - Bulbophyllum hymenochilum Kraenzl. 1904
 - Bulbophyllum hyposiphon J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum hyption J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum hystricinum Schltr. 1913
 
I
- Bulbophyllum ialibuense Ormerod 2002
 - Bulbophyllum ichthyosme J.J.Verm. (2008)
 - Bulbophyllum icteranthum Schltr. 1913
 - Bulbophyllum idenburgense J.J.Sm. 1929
 - Bulbophyllum igneum J.J.Sm. 1913
 - Bulbophyllum ignevenosum Carr 1930
 - Bulbophyllum ignobile J.J.Sm. 1934
 - Bulbophyllum ikongoense H.Perrier 1937
 - Bulbophyllum illecebrum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum imbricans J.J.Sm. 1912
 

- Bulbophyllum imbricatum Lindl. 1841
 - Bulbophyllum imerinense Schltr. 1925
 - Bulbophyllum imitator J.J.Verm. 1992
 - Bulbophyllum impar Ridl. 1917
 - Bulbophyllum inacootesiae Cootes, M.Leon & Naive (2016)
 - Bulbophyllum inaequale (Blume) Lindl. 1830
 - Bulbophyllum inaequisepalum Schltr. 1923
 - Bulbophyllum inauditum Schltr. 1913
 - Bulbophyllum incarum Kraenzl. 1905: Incan Bulbophyllum
 - Bulbophyllum inciferum J.J.Verm. 1993
 - Bulbophyllum incisilabrum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum inclinatum J.J.Sm. 1935
 - Bulbophyllum incommodum Kores 1989
 - Bulbophyllum inconspicuum Maxim. 1887
 - Bulbophyllum incumbens Schltr. 1913
 - Bulbophyllum incurvum Thouars 1822
 - Bulbophyllum indragiriense Schltr. (1906)
 - Bulbophyllum iners Rchb.f. 1880
 - Bulbophyllum infundibuliforme J.J.Sm. 1900
- Bulbophyllum infundibuliforme subsp. hymenobracteatum (Schltr.) De Witte & J.J.Verm. (2010)
 - Bulbophyllum infundibuliforme subsp. infundibuliforme
 
 - Bulbophyllum inhaiense V.P.Castro & K.G.Lacerda (2009)
 - Bulbophyllum injoloense De Wild. 1916
- Bulbophyllum injoloense subsp. injoloense
 - Bulbophyllum injoloense subsp. pseudoxypterum (J.J.Verm.) J.J.Verm. 1986
 
 - Bulbophyllum inops Rchb.f. 1880
 - Bulbophyllum inornatum J.J.Verm. 1987
 - Bulbophyllum inquirendum J.J.Verm. 1993
 - Bulbophyllum insectiferum Barb.Rodr. 1882
 - Bulbophyllum insipidum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum insolitum Bosser 1971
 - Bulbophyllum insulsoides Seidenf. 1974)
 - Bulbophyllum intermedium F.M.Bailey 1901
 - Bulbophyllum interpositum J.J.Verm., Schuit. & de Vogel (2015)
 - Bulbophyllum intertextum Lindl. 1862
 - Bulbophyllum intonsum J.J.Verm. (2008)
 - Bulbophyllum intricatum Seidenf. 1979: Intricate Bulbophyllum
 - Bulbophyllum inversum Schltr. 1913
 - Bulbophyllum invisum Ames 1922
 - Bulbophyllum involutum Borba. Semir & F.Barros 1998
 - Bulbophyllum ionophyllum J.J.Verm. 1991
 - Bulbophyllum ipanemense Hoehne 1938: Ipanema Bulbophyllum
 - Bulbophyllum ischnobasis J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum ischnopus Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum iterans J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum ivorense P.J.Cribb & Perez-Vera 1975
 
J
- Bulbophyllum jaapii Szlach. & Olszewski 2001
 - Bulbophyllum jackyi G.A.Fisch., Sieder & P.J.Cribb (2007)
 - Bulbophyllum jainii (Hynn. & Malhotra) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum jamaicense Cogn. 1909
 - Bulbophyllum janus J.J.Verm. 2002
 - Bulbophyllum japonicum (Makino) Makino 1910
 - Bulbophyllum jayi J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum jiewhoei J.J.Verm. & P.O'Byrne 2000
 - Bulbophyllum johannis H.Wendl. & Kraenzl. 1894
 - Bulbophyllum johannulii J.J.Verm. 1982
 - Bulbophyllum johnsonii T.E.Hunt 1950 – yellow snake orchid
 - Bulbophyllum jolandae J.J.Verm. 1991
 - Bulbophyllum jonpetri J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum josephi (Kuntze) Summerh. 1945
- Bulbophyllum josephi var. josephi
 - Bulbophyllum josephi var. mahonii (Rolfe) J.J.Verm. 1986
 
 - Bulbophyllum josii J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum jumelleanum Schltr. 1913
 
K
- Bulbophyllum kachinense (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum kainochiloides H.Perrier 1937
 - Bulbophyllum kaitiense Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum kanburiense Seidenf. 1970
 - Bulbophyllum kaniense Schltr. 1913
 - Bulbophyllum kapitense J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum karenkoensis T.P.Lin, Taiwania (2016)
- Bulbophyllum karenkoensis var. karenkoensis
 - Bulbophyllum karenkoensis var. puniceum (T.P.Lin & Y.N.Chang) T.P.Lin (2016)
 
 - Bulbophyllum kauloense Schltr. 1913
 - Bulbophyllum kautskyi Toscano 2000
 - Bulbophyllum keekee N.Hall 1977
 - Bulbophyllum kegelii Hamer & Garay (1995 publ. 1997).
 - Bulbophyllum kelelense Schltr. 1913
 - Bulbophyllum kempfii Schltr. 1921
 - Bulbophyllum kemulense J.J.Sm. 1931
 - Bulbophyllum kenae J.J.Verm. 1993
 - Bulbophyllum kenchungianum P.O'Byrne & Gokusing (2016)
 - Bulbophyllum kenejianum Schltr. (1913)
 - Bulbophyllum keralense M.Kumar & Sequiera 2001
 - Bulbophyllum kermesinostriatum (J.J.Sm.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum kermesinum Ridl. 1889
 - Bulbophyllum kestron J.J.Verm. & A.L.Lamb 1988
 - Bulbophyllum khaoyaiense Seidenf. 1970
 - Bulbophyllum khasyanum Griff. 1851
 - Bulbophyllum kiamfeeanum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum kieneri Bosser 1971
 - Bulbophyllum kingii Hook.f. (1890)
 - Bulbophyllum kipgenii (Kishor, Chowlu & Vij) J.J.Verm., Schuit. & de Vogel 104 (2014)
 - Bulbophyllum kirroanthum Schltr. 1911
 - Bulbophyllum kittredgei (Garay, Hamer & Siegerist) J.J.Verm. (1996)
 - Bulbophyllum kivuense J.J.Verm. 1986
 - Bulbophyllum kjellbergii J.J.Sm. 1933
 - Bulbophyllum klabatense Schltr. 1911
- Bulbophyllum klabatense subsp. klabatense
 - Bulbophyllum klabatense subsp. sulawesii (Garay, Hamer & Siegerist) J.J.Verm. & P.O'Byrne (2011)
 
 - Bulbophyllum koilobasis J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum kontumense Gagnep. 1950
 - Bulbophyllum korimense J.J.Sm. 1929
 - Bulbophyllum korinchense Ridl. 1917
 - Bulbophyllum korthalsii Schltr. 1907
 - Bulbophyllum kuanwuense S.W.Chung & T.C.Hsu (2006)
 - Bulbophyllum kubahense J.J.Verm. & A.L.Lamb (2011)
 - Bulbophyllum kupense P.J.Cribb & B.J.Pollard 2004
 - Bulbophyllum kusaiense Tuyama 1940
 - Bulbophyllum kwangtungense Schltr. 1924
 
L
- Bulbophyllum labatii Bosser 2004
 - Bulbophyllum laciniatum (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902: Small-tipped Bulbophyllum
 - Bulbophyllum lacinulosum J.J.Sm. 1927
 - Bulbophyllum laetum J.J.Verm. 1996
 - Bulbophyllum lagaroglossum J.J.Verm. (2008)
 - Bulbophyllum lagaropetalum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum lagarophyllum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum lageniforme F.M.Bailey 1904
 - Bulbophyllum lakatoense Bosser 1969
 - Bulbophyllum lambii J.J.Verm. 1991
 - Bulbophyllum lamelluliferum J.J.Sm. 1913
 - Bulbophyllum lamii J.J.Sm. 1929
 - Bulbophyllum lamingtonense D.L.Jones 1993 – cream rope orchid
 - Bulbophyllum lancifolium Ames 1912
 - Bulbophyllum lancilabium Ames 1915
 - Bulbophyllum lancipetalum Ames 1912
 - Bulbophyllum lancisepalum H.Perrier 1938
 - Bulbophyllum languidum J.J.Sm. 1922
 - Bulbophyllum lanuginosum J.J.Verm. 2002
 - Bulbophyllum laoticum Gagnep. 1930: Laotian Bulbophyllum
 - Bulbophyllum lasianthum Lindl. 1855
 - Bulbophyllum lasiochilum C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum lasiogaster J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum lasioglossum Rolfe ex Ames 1905
 - Bulbophyllum lasiopetalum Kraenzl. 1916
 - Bulbophyllum latibrachiatum J.J.Sm. 1908
- Bulbophyllum latibrachiatum var. epilosum J.J.Sm. 1913
 - Bulbophyllum latibrachiatum var. latibrachiatum
 
 - Bulbophyllum latipes J.J.Sm. 1935
 - Bulbophyllum latipetalum H.Perrier 1951
 - Bulbophyllum latisepalum Ames & C.Schweinf. in O.Ames 1920
 - Bulbophyllum laxiflorum (Blume) Lindl. 1830
 - Bulbophyllum laxum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum leandrianum H.Perrier 1937
 - Bulbophyllum lecouflei Bosser 1989
 - Bulbophyllum ledungense Tang & F.T.Wang 1974
 - Bulbophyllum lehmannianum Kraenzl. 1899
 - Bulbophyllum leibergii Ames & Rolfe in O.Ames 1915
 - Bulbophyllum leion J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum lemnifolium Schltr. 1913
 - Bulbophyllum lemniscatoides Rolfe 1890: lemniscatum-like bulbophyllum
- Bulbophyllum lemniscatoides var. exappendiculatum 1920
 - Bulbophyllum lemniscatoides var. lemniscatoides
 
 - Bulbophyllum lemniscatum C.S.P.Parish ex Hook.f. 1872
 - Bulbophyllum lemuraeoides H.Perrier (1937)
 - Bulbophyllum lemurense Bosser & P.J.Cribb in D.J.Du Puy & al. 1999
 - Bulbophyllum leniae J.J.Verm. 1991
 - Bulbophyllum leonii Kraenzl. 1899
 - Bulbophyllum leontoglossum Schltr. 1913
 - Bulbophyllum leopardinum (Wall.) Lindl. in N.Wallich 1829: leopard-spotted bulbophyllum
 - Bulbophyllum lepantense Ames 1912
 - Bulbophyllum lepanthiflorum Schltr. 1913
 - Bulbophyllum lepidum (Blume) J.J.Sm. (1905)
 - Bulbophyllum leproglossum J.J.Verm. & A.L.Lamb 1988
 - Bulbophyllum leptanthum Hook.f. 1890
 - Bulbophyllum leptobulbon J.J.Verm. 1996
 - Bulbophyllum leptocaulon Kraenzl. 1916
 - Bulbophyllum leptochlamys Schltr. 1924
 - Bulbophyllum leptoflorum P.O'Byrne & P.T.Ong (2014)
 - Bulbophyllum leptoglossum J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum leptoleucum Schltr. 1913
 - Bulbophyllum leptophyllum W.Kittr. (1984 publ. 1985).
 - Bulbophyllum leptopus Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum leptosepalum Hook.f. 1890
 - Bulbophyllum leptostachyum Schltr. 1922
 - Bulbophyllum leptotriche J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum leucoglossum Schuit., Juswara & Droissart (2016)
 - Bulbophyllum leucorhachis (Rolfe) Schltr. (1905)
 - Bulbophyllum leucorhodum Schltr. 1913
 - Bulbophyllum leucothyrsus Schltr. 1913: white-flowered bunch bulbophyllum
 - Bulbophyllum levanae Ames 1915: Levan's bulbophyllum
- Bulbophyllum levanae var. giganteum Quisumb. & C.Schweinf. 1953
 
 - Bulbophyllum levatii Kraenzl. 1929
- Bulbophyllum levatii subsp. levatii
 - Bulbophyllum levatii subsp. mischanthum J.J.Verm. 1993
 
 - Bulbophyllum leve Schltr. 1913
 - Bulbophyllum levidense J.J.Sm. 1929
 - Bulbophyllum levyae Garay, Hamer & Siegerist 1995:
 - Bulbophyllum lewisense B.Gray & D.L.Jones 1989 – Mount Lewis rope orchid
 - Bulbophyllum leysianum Burb. (1895)
 - Bulbophyllum leytense Ames 1915
 - Bulbophyllum lichenoides Schltr. 1913
 - Bulbophyllum lichenophylax Schltr. 1924
 - Bulbophyllum ligulatum W.Kittr. (1984 publ. 1985).
 - Bulbophyllum ligulifolium J.J.Sm. 1934
 - Bulbophyllum lilacinum Ridl. 1897:
 - Bulbophyllum lilianae Rendle 1917 – warty strand orchid
 - Bulbophyllum limbatum Lindl. 1840
 - Bulbophyllum lindleyanum Griff. 1851:
 - Bulbophyllum lineare Frapp. ex Cordem. 1895
 - Bulbophyllum lineariflorum J.J.Sm. 1911
 - Bulbophyllum linearifolium King & Pantl. 1897
 - Bulbophyllum linearilabium J.J.Sm. 1912
 - Bulbophyllum lineariligulatum Schltr. 1924
 - Bulbophyllum lineatum (Teijsm. & Binn.) J.J.Sm. 1912
 - Bulbophyllum lineolatum Schltr. 1913
 - Bulbophyllum linggense J.J.Sm. 1922
 - Bulbophyllum lingulatum Rendle 1921
- Bulbophyllum lingulatum f. lingulatum
 - Bulbophyllum lingulatum f. microphyton (Guillaumin) N.Hall 1977
 
 - Bulbophyllum liparidioides Schltr. 1924
 - Bulbophyllum lipense Ames 1923
 - Bulbophyllum lissoglossum J.J.Verm. 1991: smooth-lipped bulbophyllum
 - Bulbophyllum lizae J.J.Verm. 1984
 - Bulbophyllum lobbii Lindl. 1847: Lobb's Bulbophyllum, Thailand Bulbophyllum, Sumatran Bulbophyllum
 

- Bulbophyllum lobbii subsp. boreoborneense Mangal, F.Velazquez & J.J.Verm. (2015)
 - Bulbophyllum lobbii subsp. breviflorum (J.J.Sm.) Mangal, F.Velazquez & J.J.Verm. (2015)
 - Bulbophyllum lobbii subsp. lobbii
 - Bulbophyllum lobbii subsp. siamense (Rchb.f.) Mangal, F.Velazquez & J.J.Verm. (2015)
 
- Bulbophyllum loherianum (Kraenzl.) Ames in E.D.Merrill 1925
 - Bulbophyllum lohokii J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum lokonense Schltr. 1911
 - Bulbophyllum lombokense Rysy (2014)
 - Bulbophyllum lomsakense J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum lonchophyllum Schltr. 1913
 - Bulbophyllum longebracteatum Seidenf. (1979)
 - Bulbophyllum longerepens Ridl. (1908)
 - Bulbophyllum longhutense J.J.Sm. 1931
 - Bulbophyllum longibrachiatum Z.H.Tsi 1981
 - Bulbophyllum longibracteatum Seidenf. 1979
 - Bulbophyllum longiflorum Thouars 1822 – pale umbrella orchid
 - Bulbophyllum longilabre Schltr. 1912
 - Bulbophyllum longimucronatum Ames & C.Schweinf. in O.Ames 1920
 - Bulbophyllum longipedicellatum J.J.Sm. 1910
- Bulbophyllum longipedicellatum var. gjellerupii J.J.Sm. 1911
 - Bulbophyllum longipedicellatum var. longipedicellatum
 
 - Bulbophyllum longipes Rchb.f. in W.G.Walpers (1861)
 - Bulbophyllum longipetalum Pabst 1964
 - Bulbophyllum longipetiolatum Ames 1912
 - Bulbophyllum longirostre Schltr. 1913
 - Bulbophyllum longiscapum Rolfe 1896
 - Bulbophyllum longisepalum Rolfe 1895
 - Bulbophyllum longissimum (Ridl.) J.J.Sm. 1912
 - Bulbophyllum longistelidium Ridl. (1924)
 - Bulbophyllum longivagans Carr 1933
 - Bulbophyllum longivaginans H.Perrier 1937
 - Bulbophyllum lopalanthum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum lophoglottis (Guillaumin) N.Hall 1977
 - Bulbophyllum lophoton J.J.Verm. 1993
 - Bulbophyllum lordoglossum J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum lorentzianum J.J.Sm. 1910
 - Bulbophyllum louisiadum Schltr. 1919
 - Bulbophyllum loxophyllum Schltr. 1913
 - Bulbophyllum luanii Tixier 1965
 - Bulbophyllum lucidum Schltr. 1924
 - Bulbophyllum luciphilum Stvart 2000
 - Bulbophyllum luckraftii F.Muell. 1882
 - Bulbophyllum lumbriciforme J.J.Sm. 1920
 - Bulbophyllum lupulinum Lindl. 1862
 - Bulbophyllum luteobracteatum Jum. & H.Perrier 1912
 - Bulbophyllum luteopurpureum J.J.Sm. 1907
 - Bulbophyllum luteum J.J.Verm (2008)
 - Bulbophyllum lyciachungianum P.O'Byrne & Gokusing (2016)
 - Bulbophyllum lygeron J.J.Verm. 1991
 - Bulbophyllum lyperocephalum Schltr. 1924
 - Bulbophyllum lyperostachyum Schltr. 1924
 - Bulbophyllum lyriforme J.J.Verm. & P.O'Byrne 2003
 
M
- Bulbophyllum maanshanense Z.J.Liu, L.J.Chen & W.H.Rao (2010)
 - Bulbophyllum maboroense Schltr. 1913
 - Bulbophyllum machupicchuense D.E.Benn. & Christenson 2001
 - Bulbophyllum macilentum J.J.Verm. 1993
 - Bulbophyllum macneiceae Schuit. & de Vogel (2005)
 - Bulbophyllum macphersonii Rupp 1934 – small eyelash orchid
- Bulbophyllum macphersonii var. macphersonii
 - Bulbophyllum macphersonii var. spathulatum Dockrill & St.Cloud 1957
 
 - Bulbophyllum macraei (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum macranthoides Kraenzl. 1905: Macrantha-like Bulbophyllum
 - Bulbophyllum macranthum Lindl. 1844
 - Bulbophyllum macrobulbum J.J.Sm. 1910
 - Bulbophyllum macrocarpum Frapp. ex Cordem. 1895
 - Bulbophyllum macroceras Barb.Rodr. 1882
 - Bulbophyllum macrochilum Rolfe 1896
 - Bulbophyllum macrocoleum Seidenf. 1979
 - Bulbophyllum macrorhopalon Schltr. 1913
 - Bulbophyllum macrorrhinum (P.Royen) J.J.Verm. (2014)
 - Bulbophyllum macrourum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum maculatum Boxall ex Náves in F.M.Blanco 1880
 - Bulbophyllum maculiflorum J.J.Verm., Schuit. & de Vogel (2015)
 - Bulbophyllum magnibracteatum Summerh. 1935
 - Bulbophyllum magnum J.J.Verm. (2013)
 - Bulbophyllum magnussonianum J.J.Verm., de Vogel & A.Vogel (2010)
 - Bulbophyllum mahakamense J.J.Sm. 1909
 - Bulbophyllum maijenense Schltr. 1913
 - Bulbophyllum majus (Ridl.) P.Royen 1979
 - Bulbophyllum makoyanum (Rchb.f.) Ridl. 1907
 - Bulbophyllum malachadenia Cogn. in C.F.P.von Martius 1902
 - Bulbophyllum maleolens Kraenzl. 1928
 - Bulbophyllum malleolabrum Carr 1932
 - Bulbophyllum mamberamense J.J.Sm. 1915
 - Bulbophyllum manabendrae D.K.Roy, Barbhuiya & Talukdar (2014)
 - Bulbophyllum mananjarense Poiss. 1912
 - Bulbophyllum manarae Foldats 1968
 - Bulbophyllum mandibulare Rchb.f. 1882: Chin-like Bulbophyllum
 - Bulbophyllum mangenotii Bosser 1965
 - Bulbophyllum manipurense C.S.Kumar & P.C.S.Kumar (2005)
 - Bulbophyllum manobulbum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum maquilingense Ames & Quisumb. 1932: Mount Makiling Bulbophyllum
 - Bulbophyllum marginatum Schltr. 1913
 - Bulbophyllum marivelense Ames 1912
 - Bulbophyllum marknaivei Cootes, R.Boos & M.Leon (2016)
 - Bulbophyllum marojejiense H.Perrier 1951
 - Bulbophyllum marovoense H.Perrier 1951
 - Bulbophyllum marudiense Carr 1935
 - Bulbophyllum masaganapense Ames 1920
 - Bulbophyllum masarangicum Schltr. 1911
 - Bulbophyllum maskeliyense Livera 1926
 - Bulbophyllum masoalanum Schltr. 1916: Masoala Bulbophyllum
 - Bulbophyllum masonii (Senghas) J.J.Wood 1986
 - Bulbophyllum mastersianum (Rolfe) J.J.Sm. 1912
 - Bulbophyllum mattesii Sieder & Kiehn (2009)
 - Bulbophyllum maudeae A.D.Hawkes 1966
 - Bulbophyllum maxillare (Lindl.) Rchb.f. (1861) – red horntail orchid
 - Bulbophyllum maxillarioides Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum maximum (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum mayrii J.J.Sm. 1934
 - Bulbophyllum mearnsii Ames (1913 publ. 1914): Mearns' Bulbophyllum
 - Bulbophyllum mediocre Summerh. ex Exell 1959
 - Bulbophyllum medioximum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum medusae (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum megalonyx Rchb.f. 1881
 - Bulbophyllum melanoglossum Hayata 1914
 - Bulbophyllum melilotus J.J.Sm. 1929
 - Bulbophyllum melinanthum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum melinoglossum Schltr. 1913
 - Bulbophyllum melleum H.Perrier 1937
 - Bulbophyllum melloi Pabst 1977
 - Bulbophyllum membranaceum Teijsm. & Binn. 1855
 - Bulbophyllum membranifolium Hook.f. 1890
- Bulbophyllum membranifolium subsp. inunctum (J.J.Sm.) J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum membranifolium subsp. membranifolium
 
 - Bulbophyllum menghaiense Z.H.Tsi 1981
 - Bulbophyllum menglaense Jian W.Li & X.H.Jin (2017)
 - Bulbophyllum menglunense Z.H.Tsi & Y.Z.Ma 1985
 - Bulbophyllum mengyuanense Q.Liu, Jian W.Li & X.H.Jin (2015)
 - Bulbophyllum mentiferum J.J.Sm. 1927
 - Bulbophyllum mentosum Barb.Rodr. 1877
 - Bulbophyllum meridense Rchb.f. 1850
 - Bulbophyllum meristorhachis Garay & Dunst. 1976
 - Bulbophyllum merrittii Ames 1907
 - Bulbophyllum mesodon J.J.Verm. 1993
 - Bulbophyllum meson J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum metonymon Summerh. (1951 publ. 1952).
 - Bulbophyllum micholitzianum Kraenzl. 1893
 - Bulbophyllum micholitzii Rolfe 1901: Micholitz' Bulbophyllum
 - Bulbophyllum micranthum Barb.Rodr. 1877
 - Bulbophyllum microblepharon Schltr. 1913
 - Bulbophyllum microbulbon Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum microcala P.F.Hunt 1970
 - Bulbophyllum microdendron Schltr. 1913
 - Bulbophyllum microglossum Ridl. 1908: Small-lipped Bulbophyllum
 - Bulbophyllum microlabium W.Kittr. (1984 publ. 1985).
 - Bulbophyllum micronesiacum Schltr. 1921
 - Bulbophyllum micropetaliforme Leite 1946
 - Bulbophyllum micropetalum Lindl. (1862)
 - Bulbophyllum microrhombos Schltr. 1912
 - Bulbophyllum microsphaerum Schltr. 1913
 - Bulbophyllum microtepalum Rchb.f. in W.G.Walpers 1861:
 - Bulbophyllum microtes Schltr. 1913
 - Bulbophyllum microthamnus Schltr. 1923
 - Bulbophyllum migueldavidii Cootes, Cabactulan & Pimentel (2017)
 - Bulbophyllum mimiense Schltr. 1913
 - Bulbophyllum minax Schltr. 1924
 - Bulbophyllum mindorense Ames 1907
 - Bulbophyllum minutibulbum W.Kittr. (1984 publ. 1985).
 - Bulbophyllum minutilabrum H.Perrier 1937
 - Bulbophyllum minutipetalum Schltr. 1913: Small-petaled Bulbophyllum
 - Bulbophyllum minutissimum (F.Muell.) F.Muell. 1878
 - Bulbophyllum minutius J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum minutulum Ridl. ex Burkill & Holttum 1923
 - Bulbophyllum minutum Thouars 1822
 - Bulbophyllum mirabile Hallier f. 1889
 - Bulbophyllum mirificum Schltr. 1918
 - Bulbophyllum mirum J.J.Sm. 1906
 - Bulbophyllum mischobulbon Schltr. 1913
 - Bulbophyllum mobilifilum Carr 1929
 - Bulbophyllum moldenkeanum A.D.Hawkes 1966
 - Bulbophyllum molle J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum molossus Rchb.f. 1888
 - Bulbophyllum mona-lisae Sieder & Kiehn (2009)
 - Bulbophyllum monanthos Ridl. 1897
 - Bulbophyllum moniliforme C.S.P.Parish & Rchb.f. 1874: Necklace Bulbophyllum
 - Bulbophyllum monosema Schltr. 1913
 - Bulbophyllum monstrabile Ames 1915
 - Bulbophyllum montanum Schltr. 1913
 - Bulbophyllum montense Ridl. ex Stapf 1894
 - Bulbophyllum montisdischorense J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum moramanganum Schltr. 1922
 - Bulbophyllum moratii Bosser 1989
 - Bulbophyllum morenoi Dodson & R.Vásquez 1989
 - Bulbophyllum moroides J.J.Sm. 1917
 - Bulbophyllum morotaiense J.J.Sm. 1932
 - Bulbophyllum morphologorum Kraenzl. 1908
 - Bulbophyllum mucronatum (Blume) Lindl. 1830
- Bulbophyllum mucronatum subsp. alagense (Ames) J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum mucronatum subsp. mucronatum
 
 - Bulbophyllum mucronifolium Rchb.f. & Warm. in H.G.Reichenbach 1881
 - Bulbophyllum mulderae J.J.Verm. 1993
 - Bulbophyllum multiflexum J.J.Sm. 1927
 - Bulbophyllum multiflorum Ridl. 1885
 - Bulbophyllum multiligulatum H.Perrier 1937
 - Bulbophyllum multivaginatum Jum. & H.Perrier 1912
 - Bulbophyllum muluense J.J.Wood (1984)
 - Bulbophyllum muricatum J.J.Sm. 1911
 - Bulbophyllum muriceum Schltr. 1913
 - Bulbophyllum murkelense J.J.Sm. 1928
 - Bulbophyllum muscarirubrum Seidenf. 1979
 - Bulbophyllum muscicola Rchb.f. 1872
 - Bulbophyllum muscohaerens J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum mutabile (Blume) Lindl. 1830
 - Bulbophyllum myodes J.J.Verm. (2008)
 - Bulbophyllum myolaense Garay, Hamer & Siegerist 1995
 - Bulbophyllum myon J.J.Verm. 1990
 - Bulbophyllum myrmecochilum Schltr. 1924
 - Bulbophyllum myrtillus Schltr. 1913
 - Bulbophyllum mysorense (Rolfe) J.J.Sm. 1912
 - Bulbophyllum mystax Schuit. & de Vogel 2002
 - Bulbophyllum mystrochilum Schltr. 1913
 - Bulbophyllum mystrophyllum Schltr. 1919
 
N
- Bulbophyllum nabawanense J.J.Wood & A.L.Lamb 1994
 - Bulbophyllum nagelii L.O.Williams 1939
 - Bulbophyllum namoronae Bosser 1971
 - Bulbophyllum nannodes Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum napellii Lindl. 1842
 - Bulbophyllum nasica Schltr. 1913
 - Bulbophyllum nasilabium Schltr. 1921
 - Bulbophyllum nasseri Garay 1999
 - Bulbophyllum nasutum Rchb.f. (1871)
 - Bulbophyllum navicula Schltr. 1913
 - Bulbophyllum naviculiforme P.O'Byrne & P.T.Ong (2014)
 - Bulbophyllum nebularum Schltr. 1913
 - Bulbophyllum neglectum Bosser 1965
 - Bulbophyllum negrosianum Ames 1912
 - Bulbophyllum nematocaulon Ridl. 1920
 - Bulbophyllum nematopodum F.Muell. 1872 – green cowl orchid
 - Bulbophyllum nematorhizis Schltr. 1913
 - Bulbophyllum nemorale L.O.Williams 1938
 - Bulbophyllum neoebudicum (Garay, Hamer & Siegerist) Sieder & Kiehn (2009)
 - Bulbophyllum neoguineense J.J.Sm. 1908
 - Bulbophyllum neopommeranicum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum neotorricellense J.M.H.Shaw (2014)
 - Bulbophyllum nepalense Raskoti & Ale (2013)
 - Bulbophyllum nervulosum Frapp. ex Cordem. 1895
 - Bulbophyllum nesiotes Seidenf. 1979
 - Bulbophyllum newportii (F.M.Bailey) Rolfe 1909 – cupped strand orchid
 - Bulbophyllum ngoclinhensis Aver. 1997
 - Bulbophyllum ngoyense Schltr. 1906
 - Bulbophyllum nigericum Summerh. 1962
 - Bulbophyllum nigrescens Rolfe 1910
 - Bulbophyllum nigricans (Aver.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum nigriflorum H.Perrier 1937
 - Bulbophyllum nigrilabium Schltr. 1913
 - Bulbophyllum nigripetalum Rolfe 1891
 - Bulbophyllum nigritianum Rendle 1913
 - Bulbophyllum nipondhii Seidenf. 1985
 - Bulbophyllum nitens Jum. & H.Perrier 1912
 - Bulbophyllum nitidum Schltr. 1912: Shimmering Bulbophyllum
 - Bulbophyllum nocturnum J. J. Verm., de Vogel, Schuit. & A. Vogel 2011
 - Bulbophyllum nodosum (Rolfe) J.J.Sm. 1912
 - Bulbophyllum notabilipetalum Seidenf. 1995
 - Bulbophyllum novaciae J.J.Verm. & P.O'Byrne (2003)
 - Bulbophyllum novae-hiberniae Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum novemfilum P.O'Byrne & P.T.Ong (2014)
 - Bulbophyllum nubigenum Schltr. 1913
 - Bulbophyllum nubinatum J.J.Verm. 1988
 - Bulbophyllum nujiangense X.H.Jin & W.T.Jin (2014)
 - Bulbophyllum nummularia (H.Wendl. & Kraenzl.) Rolfe in D.Oliver 1897
 - Bulbophyllum nummularioides Schltr. 1913
 - Bulbophyllum nutans (Thouars) Thouars 1822
- Bulbophyllum nutans var. nutans
 - Bulbophyllum nutans var. variifolium (Schltr.) Bosser 1965
 
 - Bulbophyllum nymphopolitanum Kraenzl. (1916)
 
O
- Bulbophyllum oblanceolatum King & Pantl. 1897
 - Bulbophyllum obliquum Schltr. 1911
 - Bulbophyllum oblongum (Lindl.) Rchb.f. in W.G.Walpers (1861)
 - Bulbophyllum obovatifolium J.J.Sm. 1912
 - Bulbophyllum obovatum (J.J.Sm.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum obrienianum Rolfe (1892)
 - Bulbophyllum obscuriflorum H.Perrier 1937
 - Bulbophyllum obtusatum Schltr. 1924
 - Bulbophyllum obtusipetalum J.J.Sm. 1905
 - Bulbophyllum obtusum (Blume) Lindl. 1830
 - Bulbophyllum obyrnei Garay, Hamer & Siegerist 1995
 - Bulbophyllum occlusum Ridl. 1885
 - Bulbophyllum occultum Thouars 1822
 - Bulbophyllum ocellatum Cootes & M.A.Clem.8 (2011)
 - Bulbophyllum ochroleucum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum ochroxanthum J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum ochthochilum J.J.Verm. 1993
 - Bulbophyllum ochthodes J.J.Verm. 2002
 - Bulbophyllum octarrhenipetalum J.J.Sm. 1913
 - Bulbophyllum octorhopalon Seidenf. 1975
 - Bulbophyllum odoardii Rchb.f. & Pfitzer 1884
 - Bulbophyllum odontoglossum Schltr. 1913
 - Bulbophyllum odontopelatum Schltr. 1913
 - Bulbophyllum odontostigma J.J.Verm. (2008)
 - Bulbophyllum odoratissimum (Sm.) Lindl. ex Hook.f. 1890: Fragrant Bulbophyllum
- Bulbophyllum odoratissimum var. odoratissimum
 - Bulbophyllum odoratissimum var. racemosum N.P.Balakr. 1978
 
 - Bulbophyllum odoratum (Blume) Lindl. 1830
 - Bulbophyllum oeneum Burkill ex Ridl. (1924)
 - Bulbophyllum oerstedii (Rchb.f.) Hemsl. (1884)
 - Bulbophyllum oliganthum Schltr. 1913
 - Bulbophyllum oligochaete Schltr. 1913
 - Bulbophyllum oligoglossum Rchb.f. 1865
 - Bulbophyllum olivinum J.J.Sm. 1934
- Bulbophyllum olivinum subsp. linguiferum J.J.Verm. 1993
 - Bulbophyllum olivinum subsp. olivinum
 
 - Bulbophyllum olorinum J.J.Sm. 1912
 - Bulbophyllum omerandrum Hayata 1914
 - Bulbophyllum oncopus J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum onivense H.Perrier 1937
 - Bulbophyllum oobulbum Schltr. 1913
 - Bulbophyllum ophiuchus Ridl. 1886
- Bulbophyllum ophiuchus var. baronianum H.Perrier ex Hermans (2007)
 - Bulbophyllum ophiuchus var. ophiuchus
 
 - Bulbophyllum orbiculare J.J.Sm. 1912
- Bulbophyllum orbiculare subsp. cassideum (J.J.Sm.) J.J.Verm. 1993
 - Bulbophyllum orbiculare subsp. orbiculare
 
 - Bulbophyllum orectopetalum Garay, Hamer & Siegerist 1992
 - Bulbophyllum oreocharis Schltr. 1913
 - Bulbophyllum oreodorum Schltr. 1924
 - Bulbophyllum oreodoxa Schltr. 1913
 - Bulbophyllum oreogenum Schltr. 1913
 - Bulbophyllum oreogigas J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum oreomene J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum oreonastes Rchb.f. 1881
 - Bulbophyllum orezii Sath.Kumar 2004
 - Bulbophyllum orientale Seidenf. 1979: Eastern Bulbophyllum
 - Bulbophyllum origami J.J.Verm. 1993
 - Bulbophyllum ornatissimum (Rchb.f.) J.J.Sm. 1912
 - Bulbophyllum ornatum Schltr. 1913
 - Bulbophyllum orohense J.J.Sm. 1915
 - Bulbophyllum orsidice Ridl. 1916
 - Bulbophyllum ortalis J.J.Verm. 1993
 - Bulbophyllum orthosepalum J.J.Verm. 1993: Straight-petaled Bulbophyllum
 - Bulbophyllum osyricera Schltr. 1911
 - Bulbophyllum osyriceroides J.J.Sm. 1920
 - Bulbophyllum othonis (Kuntze) J.J.Sm. 1912
 - Bulbophyllum otochilum J.J.Verm. 1991
 - Bulbophyllum ovalifolium (Blume) Lindl. 1830: Oval-leafed Bulbophyllum
 - Bulbophyllum ovatolanceatum J.J.Sm. 1928
 - Bulbophyllum ovatum Seidenf. 1979
 - Bulbophyllum oxyanthum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum oxycalyx Schltr. 1924
- Bulbophyllum oxycalyx var. oxycalyx
 - Bulbophyllum oxycalyx var. rubescens (Schltr.) Bosser 1965
 
 - Bulbophyllum oxychilum Schltr. 1905
 
P
- Bulbophyllum pachyacris J.J.Sm. 1908
 - Bulbophyllum pachyanthum Schltr. 1906
 - Bulbophyllum pachyglossum Schltr. 1919
 - Bulbophyllum pachyneuron Schltr. 1911
 - Bulbophyllum pachypus Schltr. 1924
 - Bulbophyllum pachytelos Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum pahudii (de Vriese) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum paleiferum Schltr. 1924
 - Bulbophyllum pallens (Jum. & Perrier) Schltr. 1924
 - Bulbophyllum pallidulum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum pallidum Seidenf. 1979
 - Bulbophyllum pampangense Ames 1923
 - Bulbophyllum pan Ridl. 1915
 - Bulbophyllum pandanetorum Summerh. (1953 publ. 1954).
 - Bulbophyllum pandurella Schltr. 1924
 - Bulbophyllum pantoblepharon Schltr. 1924
- Bulbophyllum pantoblepharon var. pantoblepharon
 - Bulbophyllum pantoblepharon var. vestitum H.Perrier ex Hermans (2007)
 
 - Bulbophyllum papangense H.Perrier 1937
 - Bulbophyllum papilio J.J.Sm. 1910
 - Bulbophyllum papillatum J.J.Sm. 1910
 - Bulbophyllum papillipetalum Ames 1922
 - Bulbophyllum papillosofilum Carr 1929
 - Bulbophyllum papuanum (Schltr.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum papuliferum Schltr. 1911
 - Bulbophyllum papuliglossum Schltr. 1913
 - Bulbophyllum papulipetalum Schltr. 1913
 - Bulbophyllum papulosum Garay 1999: Warty Bulbophyllum
 - Bulbophyllum parabates J.J.Verm. 1991
 - Bulbophyllum paraemarginatum Aver. (2007)
 - Bulbophyllum paranaense Schltr. 1919
- Bulbophyllum paranaense var. paranaense
 
 - Bulbophyllum pardalinum Ridl. 1916
 - Bulbophyllum pardalotum Garay 1995
 - Bulbophyllum parviflorum C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum parvum Summerh. 1957
 - Bulbophyllum patella J.J.Verm. 1993
 - Bulbophyllum patens King ex Hook.f. 1896
 - Bulbophyllum pauciflorum Ames 1912
 - Bulbophyllum paucisetum J.J.Sm. 1915
 - Bulbophyllum paulianum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum paululum Schltr. 1913
 - Bulbophyllum pauwelsianum Stévart & Droissart (2014)
 - Bulbophyllum pauzii P.O'Byrne & P.T.Ong (2014)
 - Bulbophyllum pecten-veneris (Gagnep.) Seidenf. (1973 publ. 1974):
 - Bulbophyllum pectinatum Finet 1897
 - Bulbophyllum pedilochilus J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum pelicanopsis J.J.Verm. & A.L.Lamb 1988
 - Bulbophyllum peltopus Schltr. 1913
 - Bulbophyllum pemae Schltr. 1913
 - Bulbophyllum pendens J.J.Verm. (2008)
 - Bulbophyllum penduliscapum J.J.Sm. 1900
 - Bulbophyllum pendulum Thouars 1822
 - Bulbophyllum penicillium C.S.P.Parish & Rchb.f. 1874: Brush-lipped Bulbophyllum
 - Bulbophyllum peninsulare Seidenf. 1979: Peninsula Bulbophyllum
 - Bulbophyllum pentaneurum Seidenf. 1979
 - Bulbophyllum pentastichum (Pfitzer ex Kraenzl.) H.Perrier 1939
- Bulbophyllum pentastichum subsp. pentastichum
 - Bulbophyllum pentastichum subsp. rostratum H.Perrier ex Hermans (2007)
 
 - Bulbophyllum peperomiifolium J.J.Sm. 1918
 - Bulbophyllum peramoenum Ames, Philipp. (1913 publ. 1914).
 - Bulbophyllum percorniculatum H.Perrier 1951
 - Bulbophyllum perexiguum Ridl. 1916
 - Bulbophyllum perforans J.J.Sm. 1935
 - Bulbophyllum perii Schltr. 1922
 - Bulbophyllum perparvulum Schltr. 1915
 - Bulbophyllum perpendiculare Schltr. 1911
 - Bulbophyllum perpusillum H.Wendl. & Kraenzl. 1894
 - Bulbophyllum perreflexum Bosser & P.J.Cribb 2001
 - Bulbophyllum perrieri Schltr. 1913
 - Bulbophyllum perryi J.J.Verm. & Kindler (2015)
 - Bulbophyllum perseverans Hermans (2007)
 - Bulbophyllum pervillei Rolfe ex Scott-Elliot 1891
 - Bulbophyllum petiolare Thwaites 1861
 - Bulbophyllum petiolatum J.J.Sm. 1910
 - Bulbophyllum petioliferum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum petrae G.A.Fisch., Sieder & P.J.Cribb (2007)
 - Bulbophyllum petrophilum (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum peyrotii Bosser 1965
 - Bulbophyllum phaeanthum Schltr. 1911
 - Bulbophyllum phaeoglossum Schltr. 1913
 - Bulbophyllum phaeoneuron Schltr. 1911
 - Bulbophyllum phaeorhabdos Schltr. 1923
 - Bulbophyllum phalaenopsis J.J.Sm. 1937
 - Bulbophyllum phayamense Seidenf. 1979
 - Bulbophyllum phillipsianum Kores 1991
 - Bulbophyllum phitamii Aver. (2017)
 - Bulbophyllum phormion J.J.Verm. 1992
 - Bulbophyllum phreatiopse J.J.Verm. 1993
 - Bulbophyllum phymatum J.J.Verm. 1982
 - Bulbophyllum physocoryphum Seidenf. 1979
 - Bulbophyllum physometrum J.J.Verm., Suksathan & Watthana (2017)
 - Bulbophyllum pictum C.S.P.Parish & Rchb.f. (1874)
 - Bulbophyllum picturatum (Lodd.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum pidacanthum J.J.Verm. 1992
 - Bulbophyllum piestobulbon Schltr. 1923
 - Bulbophyllum piestoglossum J.J.Verm. 1993: Narrow-labellum Bulbophyllum
 - Bulbophyllum pileatum Lindl. 1844: Fibery Bulbophyllum
 - Bulbophyllum piliferum J.J.Sm. 1908
 - Bulbophyllum pilosum J.J.Verm. 2002
 - Bulbophyllum piluliferum King & Pantl. 1895
 - Bulbophyllum pinelianum (A.Rich.) Ormerod (2016)
 - Bulbophyllum pingnanense J.F.Liu, S.R.Lan & Y.C.Liang (2016)
 - Bulbophyllum pingtungense S.S.Ying & S.C.Chen in S.S.Ying (1985)
 - Bulbophyllum pinicolum Gagnep. 1930
 - Bulbophyllum pipio Rchb.f. 1876
 - Bulbophyllum pisibulbum J.J.Sm. 1914
 - Bulbophyllum pitengoense Campacci (2010)
 - Bulbophyllum piundaundense (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum placochilum J.J.Verm. 1991
 - Bulbophyllum plagiatum Ridl. 1916
 - Bulbophyllum plagiopetalum Schltr. 1913
 - Bulbophyllum planibulbe (Ridl.) Ridl. 1907
 - Bulbophyllum planiplexum J.J.Verm. (2008)
 - Bulbophyllum planitiae J.J.Sm. 1910
 - Bulbophyllum platypodum H.Perrier 1937
 - Bulbophyllum pleiopterum Schltr. 1912
 - Bulbophyllum pleochromum J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum pleurocrepis J.J.Verm., Cootes & M.Perry (2017)
 - Bulbophyllum pleurothallidanthum Garay 1999
 - Bulbophyllum pleurothalloides Ames 1907
 - Bulbophyllum pleurothallopsis Schltr. 1924
 - Bulbophyllum plicatum J.J.Verm. 1993
 - Bulbophyllum plumatum Ames 1915
 - Bulbophyllum plumosum (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902
 - Bulbophyllum plumula Schltr. 1913
 - Bulbophyllum pocillum J.J.Verm. 1991
 - Bulbophyllum poekilon Carr 1932
 - Bulbophyllum polliculosum Seidenf. 1973
 - Bulbophyllum polyblepharon Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum polycyclum J.J.Verm. 1996
 - Bulbophyllum polyflorum J.M.H.Shaw (2016)
 - Bulbophyllum polygaliflorum J.J.Wood 1984
 - Bulbophyllum polyphyllum Schltr. 1913
 - Bulbophyllum polyrrhizum Lindl. 1830
 - Bulbophyllum polythyris J.J.Verm. & Sieder (2015)
 - Bulbophyllum popayanense Kraenzl. 1899
 - Bulbophyllum porphyrostachys Summerh. 1951
 - Bulbophyllum porphyrotriche J.J.Verm. 1991
 - Bulbophyllum posticum J.J.Sm. 1911
 - Bulbophyllum potamophilum Schltr. 1913
 - Bulbophyllum praetervisum J.J.Verm. 2002
 - Bulbophyllum prianganense J.J.Sm. 1913
 - Bulbophyllum prismaticum Thouars 1822
 - Bulbophyllum pristis J.J.Sm. 1913
 - Bulbophyllum proboscideum (Gagnep.) Seidenf. & Smitinand 1961
 - Bulbophyllum proculcastris J.J.Verm. 2000
 - Bulbophyllum propinquum Kraenzl. 1908
 - Bulbophyllum prorepens Summerh. (1953 publ. 1954).
 - Bulbophyllum protectum H.Perrier 1937
 - Bulbophyllum protractum Hook.f. 1890
 - Bulbophyllum proudlockii (King & Pantl.) J.J.Sm. 1912
 - Bulbophyllum pseudoconiferum W.Suarez & Cootes (2009)
 - Bulbophyllum pseudofilicaule J.J.Sm. 1935
 - Bulbophyllum pseudohydra (Summerh.) J.M.H.Shaw (2016)
 - Bulbophyllum pseudopelma J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum pseudopicturatum (Garay) Sieder & Kiehn (2009)
 - Bulbophyllum pseudoserrulatum J.J.Sm. 1912
 - Bulbophyllum pseudotrias J.J.Verm. 1996
 - Bulbophyllum psilorhopalon Schltr. 1913
 - Bulbophyllum psittacoglossum Rchb.f. 1863
 - Bulbophyllum psychrophilum (F.Muell.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum pteroglossum Schltr. (1919)
 - Bulbophyllum pterostele J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum ptiloglossum H.Wendl. & Kraenzl. 1897
 - Bulbophyllum ptilotes Schltr. 1913
 - Bulbophyllum ptychantyx J.J.Verm. 1993
 - Bulbophyllum ptychostigma J.J.Verm. (2008)
 - Bulbophyllum pubiflorum Schltr. 1911
 - Bulbophyllum pugilanthum J.J.Wood 1994
 - Bulbophyllum puguahaanense Ames 1915
 - Bulbophyllum puluongensis (Aver. & Averyanova) Sieder & Kiehn (2010 publ. 2011)
 - Bulbophyllum pulvinatum Schltr. 1913
 - Bulbophyllum pumilio C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum pumilum (Sw.) Lindl. (1830)
 - Bulbophyllum punamense Schltr. 1913
 - Bulbophyllum punctatum Barb.Rodr. 1877
 - Bulbophyllum pungens Schltr. 1913
 - Bulbophyllum puntjakense J.J.Sm. 1907
 - Bulbophyllum purpurascens Teijsm. & Binn. 1862
 - Bulbophyllum purpurellum Ridl. 1916
 - Bulbophyllum purpureofuscum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum purpureorhachis (De Wild.) Schltr. 1914
 - Bulbophyllum purpureum Thwaites 1861
 - Bulbophyllum pusillum Thouars 1822
 - Bulbophyllum pustulatum Ridl. 1898
 - Bulbophyllum putaoensis Q.Liu (2017)
 - Bulbophyllum putidum (Teijsm. & Binn.) J.J.Sm. 1912
 - Bulbophyllum putii Seidenf. 1979
 - Bulbophyllum pygmaeum (Sm.) Lindl. 1830
 - Bulbophyllum pyridion J.J.Verm. 1991
 - Bulbophyllum pyroglossum Schuit. & de Vogel (2005)
 
Q
- Bulbophyllum quadrangulare J.J.Sm. 1911
 - Bulbophyllum quadrialatum H.Perrier 1939
 - Bulbophyllum quadricarinum Kores 1989
 - Bulbophyllum quadricaudatum J.J.Sm. 1911
 - Bulbophyllum quadrichaete Schltr. 1913
 - Bulbophyllum quadrifalciculatum J.J.Sm. 1929
 - Bulbophyllum quadrifarium Rolfe 1903
 - Bulbophyllum quadrisetum Lindl. 1843
 - Bulbophyllum quadrisubulatum J.J.Sm. 1929
 - Bulbophyllum quasimodo J.J.Verm. 1991
 - Bulbophyllum quinquelobum Schltr. 1913
 
R
- Bulbophyllum radicans F.M.Bailey 1897 – striped pyjama orchid
 - Bulbophyllum ramulicola Schuit. & de Vogel 2002
 - Bulbophyllum ranomafanae Bosser & P.J.Cribb 2001
 - Bulbophyllum rariflorum J.J.Sm. 1908
 - Bulbophyllum rarum Schltr. 1913
 - Bulbophyllum raskotii J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum rauhii Toill.-Gen. & Bosser 1961
- Bulbophyllum rauhii var. andranobeense Bosser 1971
 - Bulbophyllum rauhii var. rauhii
 
 - Bulbophyllum raui Arora (1969 publ. 1972)
 - Bulbophyllum ravanii Cootes (2011)
 - Bulbophyllum reclusum Seidenf. 1995
 - Bulbophyllum rectilabre J.J.Sm. 1912
 - Bulbophyllum recurviflorum J.J.Sm. 1903
 - Bulbophyllum recurvilabre Garay 1999
 - Bulbophyllum reductum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum reevei J.J.Verm. 1992
 - Bulbophyllum reflexiflorum H.Perrier 1937
- Bulbophyllum reflexiflorum subsp. pogonochilum (Summerh.) Bosser 2000
 - Bulbophyllum reflexiflorum subsp. reflexiflorum
 
 - Bulbophyllum refractilingue J.J.Sm. 1931
 - Bulbophyllum refractum (Zoll.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum reginaldoi Campacci (2009)
 - Bulbophyllum regnellii Rchb.f. 1850
 - Bulbophyllum reichenbachianum Kraenzl. 1893
 - Bulbophyllum reichenbachii (Kuntze) Schltr. 1915
 - Bulbophyllum reifii Sieder & Kieh (2009)
 - Bulbophyllum remiferum Carr 1933
 - Bulbophyllum remotifolium (Fukuy.) K.Nakaj. (1973)
 - Bulbophyllum renipetalum Schltr. 1913
 - Bulbophyllum renkinianum (Laurent) De Wild. 1921
 - Bulbophyllum repens Griff. 1851
 - Bulbophyllum reptans (Lindl.) Lindl. in N.Wallich 1829
 - Bulbophyllum restrepia (Ridl.) Ridl. 1893
 - Bulbophyllum resupinatum Ridl. 1887
- Bulbophyllum resupinatum var. filiforme (Kraenzl.) J.J.Verm. 1986
 - Bulbophyllum resupinatum var. resupinatum
 
 - Bulbophyllum reticulatum Bateman ex Hook.f. 1866
 - Bulbophyllum retrorsum J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum retusiusculum Rchb.f. 1869
 - Bulbophyllum rheedei Manilal & Sath.Kumar 1991
 - Bulbophyllum rheophyton J.J.Verm. & Tsukaya (2011)
 - Bulbophyllum rhizomatosum Ames & C.Schweinf. in O.Ames 1920
 - Bulbophyllum rhodoglossum Schltr. 1913
 - Bulbophyllum rhodoleucum Schltr. 1913
 - Bulbophyllum rhodoneuron Schltr. 1913
 - Bulbophyllum rhodophyllum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum rhodosepalum Schltr. 1901
 - Bulbophyllum rhodostachys Schltr. 1916
 - Bulbophyllum rhomboglossum Schltr. 1913
 - Bulbophyllum rhopaloblepharon Schltr. 1913
 - Bulbophyllum rhopalophorum Schltr. 1913
 - Bulbophyllum rhynchoglossum Schltr. 1910
 - Bulbophyllum rictorium Schltr. (1925)
 - Bulbophyllum rienanense H.Perrier 1937
 - Bulbophyllum rigidifilum J.J.Sm. 1920
 - Bulbophyllum rigidipes Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum rigidum King & Pantl. 1895
 - Bulbophyllum rimannii (Rchb.f.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum riparium J.J.Sm. 1929
 - Bulbophyllum rivulare Schltr. 1913
 - Bulbophyllum rolfei (Kuntze) Seidenf. 1979
 - Bulbophyllum romburghii J.J.Sm. 1907
 - Bulbophyllum romyi B.Thoms (2015)
 - Bulbophyllum roraimense Rolfe 1896
 - Bulbophyllum rosemarianum Sath.Kumar 2001
 - Bulbophyllum roseopictum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum roseopunctatum Schltr. 1913
 - Bulbophyllum roseum Ridl. (1896)
 - Bulbophyllum rostriceps Rchb.f. 1878
 - Bulbophyllum rothschildianum (O'Brien) J.J.Sm. 1912: Rothschild's Bulbophyylum
 - Bulbophyllum roxburghii (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum rubiferum J.J.Sm. 1918
 - Bulbophyllum rubiginosum Schltr. 1925
 - Bulbophyllum rubipetalum P.Royen 1979
 - Bulbophyllum rubrigemmum Hermans (2007)
 - Bulbophyllum rubroguttatum Seidenf. 1985
 - Bulbophyllum rubrolabellum T.P.Lin 1975
 - Bulbophyllum rubrolabium Schltr. 1916
 - Bulbophyllum rubrolineatum Schltr. 1923
 - Bulbophyllum rubrolingue Cootes & Boos (2015)
 - Bulbophyllum rubromaculatum W.Kittr. (1984 publ. 1985).
 - Bulbophyllum rubrum Jum. & H.Perrier 1912
 - Bulbophyllum rubusioides Naive, M.Leon & Cootes (2017)
 - Bulbophyllum ruficaudatum Ridl. 1910
 - Bulbophyllum rufilabrum C.S.P.Parish ex Hook.f. 1890
 - Bulbophyllum rufinum Rchb.f. 1881
 - Bulbophyllum ruginosum H.Perrier (1937)
 - Bulbophyllum rugosibulbum Summerh. 1960
 - Bulbophyllum rugosisepalum Seidenf. 1979
 - Bulbophyllum rugosum Ridl. 1897
 - Bulbophyllum rugulosum J.J.Sm. 1935
 - Bulbophyllum rupicola Barb.Rodr. 1877
 - Bulbophyllum rutenbergianum Schltr. 1924
 - Bulbophyllum rutilans J.J.Verm. & A.L.Lamb, (2008)
 - Bulbophyllum rutiliflorum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum rysyanum Roeth (2007)
 
S
- Bulbophyllum saccoglossum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum saccolabioides J.J.Sm. 1929
 - Bulbophyllum sagemuelleri R.Bustam. & Kindler (2015)
 - Bulbophyllum salaccense Rchb.f. 1857
 - Bulbophyllum salmoneum Aver. & J.J.Verm. (2012)
 - Bulbophyllum saltatorium Lindl. 1837: Dancing Bulbophyllum
- Bulbophyllum saltatorium var. albociliatum (Finet) J.J.Verm. 1986
 - Bulbophyllum saltatorium var. calamarium (Lindl.) J.J.Verm. 1986
 - Bulbophyllum saltatorium var. saltatorium
 
 - Bulbophyllum salmoneum Aver. & J.J.Verm. (2012)
 - Bulbophyllum sambiranense Jum. & H.Perrier 1912
 - Bulbophyllum samoanum Schltr. 1911: Samoan Bulbophyllum
 - Bulbophyllum sanderianum Rolfe 1893
 - Bulbophyllum sandersonii (Hook.f.) Rchb.f. 1878
- Bulbophyllum sandersonii subsp. sandersonii
 - Bulbophyllum sandersonii subsp. stenopetalum (Kraenzl.) J.J.Verm. 1986
 
 - Bulbophyllum sandrangatense Bosser 1965
 - Bulbophyllum sangae Schltr. 1905
 - Bulbophyllum sanguineomaculatum Ridl. (1896)
 - Bulbophyllum sanguineopunctatum Seidenf. & A.D.Kerr (1973 publ. 1974)
 - Bulbophyllum sanguineum H.Perrier 1937
 - Bulbophyllum sanitii Seidenf. 1970
 - Bulbophyllum sannio J.J.Verm. (2008)
 - Bulbophyllum santoense J.J.Verm. 1993
 - Bulbophyllum santosii Ames 1915: Santos' Bulbophyllum
 - Bulbophyllum sapphirinum Ames 1915
 - Bulbophyllum sarasinorum Schltr. 1925
 - Bulbophyllum sarawaketense (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum sarcanthiforme Ridl. 1916
 - Bulbophyllum sarcochilum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum sarcodanthum Schltr. 1913
 - Bulbophyllum sarcophylloides Garay, Hamer & Siegerist 1994: Sarcophyllum-like Bulbophyllum
 - Bulbophyllum sarcophyllum (King & Pantl.) J.J.Sm. 1912: Fleshy Red-leafed Bulbophyllum
 - Bulbophyllum sarcorhachis Schltr. 1918
- Bulbophyllum sarcorhachis var. befaonense (Schltr.) H.Perrier 1937
 - Bulbophyllum sarcorhachis var. flavomarginatum H.Perrier ex Hermans (2007)
 - Bulbophyllum sarcorhachis var. sarcorhachis
 
 - Bulbophyllum sarcoscapum Teijsm. & Binn. 1867
 - Bulbophyllum saronae Garay 1999
 - Bulbophyllum sasakii (Hayata) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum sauguetiense Schltr. 1913
 - Bulbophyllum saurocephalum Rchb.f. 1886
- Bulbophyllum saurocephalum subsp. oncoglossum W.Suarez (2011)
 - Bulbophyllum saurocephalum subsp. saurocephalum
 
 - Bulbophyllum savaiense Schltr. 1911
- Bulbophyllum savaiense subsp. gorumense (Schltr.) J.J.Verm. 1993
 - Bulbophyllum savaiense subsp. savaiense
 - Bulbophyllum savaiense subsp. subcubicum (J.J.Sm.) J.J.Verm. 1993
 
 - Bulbophyllum sawiense J.J.Sm. 1912
 - Bulbophyllum scaberulum (Rolfe) Bolus 1889: Slightly-roughened Bulbophyllum
- Bulbophyllum scaberulum var. crotalicaudatum J.J.Verm. 1987
 - Bulbophyllum scaberulum var. fuerstenbergianum (De Wild.) J.J.Verm. 1986
 - Bulbophyllum scaberulum var. scaberulum
 
 - Bulbophyllum scabratum Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum scabrum J.J.Verm. & A.L.Lamb 1988
 - Bulbophyllum scaphiforme J.J.Verm. 2002
 - Bulbophyllum scaphioglossum J.J.Verm. & Rysy, (2014)
 - Bulbophyllum scaphosepalum Ridl. 1916
 - Bulbophyllum scariosum Summerh. 1953
 - Bulbophyllum sceliphron J.J.Verm. 1991
 - Bulbophyllum schaiblei Cootes & Naive (2017)
 - Bulbophyllum schefferi (Kuntze) Schltr. 1915
 - Bulbophyllum schillerianum Rchb.f. 1860: Schiller's Bulbophyllum
 - Bulbophyllum schimperianum Kraenzl. 1902
 - Bulbophyllum schinzianum Kraenzl. 1899
- Bulbophyllum schinzianum var. irigaleae (P.J.Cribb & Pérez-Vera) J.J.Verm. 1987
 - Bulbophyllum schinzianum var. phaeopogon (Schltr.) J.J.Verm. 1986
 - Bulbophyllum schinzianum var. schinzianum
 
 - Bulbophyllum schistopetalum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum schizopetalum L.O.Williams 1946
 - Bulbophyllum schmidii Garay 1999: Schmid's Bulbophyllum
 - Bulbophyllum schmidtianum Rchb.f. 1865
 - Bulbophyllum schuitemanii J.J.Verm. (2008)
 - Bulbophyllum schwarzii Sieder & Kiehn (2010 publ. 2011).
 - Bulbophyllum sciaphile Bosser 1965
 - Bulbophyllum scintilla Ridl. 1908
 - Bulbophyllum scopa J.J.Verm. 1990
 - Bulbophyllum scopula Schltr. 1913
 - Bulbophyllum scorpio J.J.Verm. (2008)
 - Bulbophyllum scrobiculilabre J.J.Sm. 1914
 - Bulbophyllum scutiferum J.J.Verm. 1993
 - Bulbophyllum scyphochilus Schltr. 1912
 - Bulbophyllum seabrense Campacci (2008)
 - Bulbophyllum secundum Hook.f. 1890
 - Bulbophyllum seidenfadenii A.D.Kerr (1973)
 - Bulbophyllum semiasperum J.J.Sm. 1934
 - Bulbophyllum semiindutum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum semiteres Schltr. 1913
 - Bulbophyllum semiteretifolium Gagnep. 1930
 - Bulbophyllum semperflorens J.J.Sm. 1907
 - Bulbophyllum sempiternum Ames 1920
 - Bulbophyllum senghasii G.A.Fisch. & Sieder (2009)
 - Bulbophyllum sensile Ames 1915
 - Bulbophyllum sepikense W.Kittr. (1984 publ. 1985)
 - Bulbophyllum septatum Schltr. 1924
 - Bulbophyllum septemtrionale (J.J.Sm.) J.J.Sm. 1913
 - Bulbophyllum serra Schltr. 1913: Toothed Bulbophyllum
 - Bulbophyllum serratotruncatum Seidenf. (1973 publ. 1974)
 - Bulbophyllum serripetalum Schltr. 1923
 - Bulbophyllum serrulatifolium J.J.Sm. 1929
 - Bulbophyllum serrulatum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum setaceum T.P.Lin 1975: Bristly Bulbophyllum
 - Bulbophyllum setigerum Lindl. 1838
 - Bulbophyllum setilabium Aver. (2017)
 - Bulbophyllum setuliferum J.J.Verm. & Saw 2000
 - Bulbophyllum shanicum King & Pantl. 1897
 - Bulbophyllum shepherdii (F.Muell.) Rchb.f. 1871 – wheat-leaf rope orchid
 - Bulbophyllum shweliense W.W.Sm. 1921
 - Bulbophyllum sibuyanense Ames 1912
 - Bulbophyllum sicyobulbon C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum siederi Garay 1999: Sieder's Bulbophyllum
 - Bulbophyllum sigaldiae Guillaumin 1955
 - Bulbophyllum sigmoideum Ames & C.Schweinf. in O.Ames 1920
 - Bulbophyllum signatum J.J.Verm. 1996
 - Bulbophyllum sikapingense J.J.Sm. 1920
 - Bulbophyllum silentvalliensis M.P.Sharma & S.K.Srivast. 1993
 - Bulbophyllum sillemianum Rchb.f. 1884
 - Bulbophyllum simii J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum simile Schltr.1913
 - Bulbophyllum similissimum J.J.Verm. 1991
 - Bulbophyllum simmondsii Kores 1989
 - Bulbophyllum simondii Gagnep. 1950
 - Bulbophyllum simplex J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum simplicilabellum Seidenf. 1979
 - Bulbophyllum simulacrum Ames 1915
 - Bulbophyllum sinapis J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum singaporeanum Schltr. 1911
 - Bulbophyllum singulare Schltr. 1913
 - Bulbophyllum sinhoense Aver. (2007)
 - Bulbophyllum skeatianum Ridl. 1915
 - Bulbophyllum smileiphyllum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum smithianum Schltr. 1911
 - Bulbophyllum smitinandii Seidenf. & Thorut 1996
 - Bulbophyllum socordine J.J.Verm. & Cootes (2008)
 - Bulbophyllum soidaoense (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum solteroi R.González 1992
 - Bulbophyllum somae Hayata (1920)
 - Bulbophyllum sopoetanense Schltr. 1911: Mt. Sopoetan Bulbophyllum
 - Bulbophyllum sordidum Lindl. 1840
 - Bulbophyllum sororculum J.J.Verm. 2002
 - Bulbophyllum spadiciflorum Tixier 1966
 - Bulbophyllum spaniostagon J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum spathilingue J.J.Sm. 1908
 - Bulbophyllum spathipetalum J.J.Sm. 1908
 - Bulbophyllum spathulatum (Rolfe ex E.Cooper) Seidenf. 1970
 - Bulbophyllum speciosum Schltr. 1912
 - Bulbophyllum sphaenopus J.J.Verm. (2008)
 - Bulbophyllum sphaeracron Schltr. 1913
 - Bulbophyllum sphaericum Z.H.Tsi & H.Li 1981
 - Bulbophyllum sphaerobulbum H.Perrier 1937
 - Bulbophyllum spissum J.J.Verm. 1996
 - Bulbophyllum spodotriche J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum spongiola J.J.Verm. 1996
 - Bulbophyllum stabile J.J.Sm. 1911
 - Bulbophyllum staetophyton J.J.Verm. (2008)
 - Bulbophyllum stalagmotelos J.J.Verm. (2008)
 - Bulbophyllum stelis J.J.Sm. 1927
 - Bulbophyllum stellatum Ames 1912
 - Bulbophyllum stellula Ridl. 1916
 - Bulbophyllum stellulamontis J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum stemonochilum J.J.Verm. (2008)
 - Bulbophyllum stenobulbon C.S.P.Parish & Rchb.f. 1874: Slender-bulbed Bulbophyllum
 - Bulbophyllum stenochilum Schltr. 1913
 - Bulbophyllum stenomeris J.J.Verm. & P.O'Byrne (2008).
 - Bulbophyllum stenophyllum C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum stenophyton (Garay & W.Kittr.)
 - Bulbophyllum stenorhopalon Schltr. 1921
 - Bulbophyllum stenuroides J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum stenurum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum sterile (Lam.) Suresh in D.H.Nicolson, C.R.Suresh & K.S.Manilal 1988
 - Bulbophyllum steyermarkii Foldats 1968
 - Bulbophyllum stictanthum Schltr. 1913
 - Bulbophyllum stictosepalum Schltr. 1913
 - Bulbophyllum stipitatibulbum J.J.Sm. 1931
 - Bulbophyllum stipulaceum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum stockeri J.J.Verm. (2008)
 - Bulbophyllum stocksii (Benth. ex Hook.f.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum stolleanum Schltr. 1923
 - Bulbophyllum stolzii Schltr. 1915
 - Bulbophyllum stormii J.J.Sm. 1907
 - Bulbophyllum streptomorphum J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum streptotriche J.J.Verm. 1991
 - Bulbophyllum striatellum Ridl. 1890
 - Bulbophyllum striatulum Aver. (2016)
 - Bulbophyllum striatum (Griff.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum strigosum (Garay) Sieder & Kiehn (2009)
 - Bulbophyllum stylocoryphe J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum suavissimum Rolfe 1889
 - Bulbophyllum subaequale Ames 1923
 - Bulbophyllum subapetalum J.J.Sm. 1915
 - Bulbophyllum subapproximatum H.Perrier 1937
 - Bulbophyllum subbullatum J.J.Verm. 1996
 - Bulbophyllum subclausum J.J.Sm. 1909
 - Bulbophyllum subclavatum Schltr. 1925
 - Bulbophyllum subcrenulatum Schltr. 1925
 - Bulbophyllum subligaculiferum J.J.Verm. 1987
 - Bulbophyllum submarmoratum J.J.Sm. 1918
 - Bulbophyllum subpatulum J.J.Verm. 2002
 - Bulbophyllum subsecundum Schltr. 1916
 - Bulbophyllum subsessile Schltr. 1924
 - Bulbophyllum subtrilobatum Schltr. 1913
 - Bulbophyllum subumbellatum Ridl. 1896
 - Bulbophyllum succedaneum J.J.Sm. 1927
 - Bulbophyllum sukhakulii Seidenf. 1995
 - Bulbophyllum sulcatum (Blume) Lindl. 1830
 - Bulbophyllum sulfureum Schltr. 1924
 - Bulbophyllum sunipia J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum superfluum Kraenzl. 1929
 - Bulbophyllum surigaense Ames & Quisumb. (1933 publ. 1934)
 - Bulbophyllum sutepense (Rolfe ex Downie) Seidenf. & Smitinand 1961
 
T
- Bulbophyllum taeniophyllum C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum taeter J.J.Verm. 1996
 - Bulbophyllum tahanense Carr 1930
 - Bulbophyllum tahitense Nadeaud 1873
- Bulbophyllum tahitense subsp. butaudianum Marg. (2012)
 - Bulbophyllum tahitense subsp. tahitense
 
 - Bulbophyllum taiwanense (Fukuy.) K.Nakaj. 1973
 - Bulbophyllum takeuchii (Howcroft) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum talauense (J.J.Sm.) Carr 1932
 - Bulbophyllum tampoketsense H.Perrier 1937
 - Bulbophyllum tanystiche J.J.Verm. 1993
 - Bulbophyllum tapeinophyton J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum tarantula Schuit. & de Vogel (2005)
 - Bulbophyllum tardeflorens Ridl. 1896
 - Bulbophyllum tectipes J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum tectipetalum J.J.Sm. 1929
 - Bulbophyllum teimosense E.C.Smidt & Borba (2009)
 - Bulbophyllum teinophyllum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum tekuense Carr 1930
 - Bulbophyllum tengchongense Z.H.Tsi 1989
 - Bulbophyllum tentaculatum Schltr. 1913
 - Bulbophyllum tentaculiferum Schltr. 1913
 - Bulbophyllum tenue Schltr. 1913
 - Bulbophyllum tenuifolium (Blume) Lindl. 1830
 - Bulbophyllum tenuipes Schltr. 1913
 - Bulbophyllum tenuislinguae T.P.Lin & Shu H.Wu (2012)
 - Bulbophyllum teretibulbum H.Perrier 1937
 - Bulbophyllum teretifolium Schltr. 1905
 - Bulbophyllum teretilabre J.J.Sm. 1913
 - Bulbophyllum terrestre (J.J.Sm.) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum tetragonum Lindl. 1830
 - Bulbophyllum thaiorum J.J.Sm. 1912
 - Bulbophyllum thecanthum J.J.Verm. (2008)
 - Bulbophyllum theiochromum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum theioglossum Schltr. 1913
 - Bulbophyllum thelantyx J.J.Verm. 1993
 - Bulbophyllum therezienii Bosser 1971
 - Bulbophyllum thersites J.J.Verm. 1993
 - Bulbophyllum theunissenii J.J.Sm. 1920
 - Bulbophyllum thiurum J.J.Verm. & P.O'Byrne (2005)
 - Bulbophyllum thompsonii Ridl. 1885
 - Bulbophyllum thrixspermiflorum J.J.Sm. 1908
 - Bulbophyllum thrixspermoides J.J.Sm. 1912
 - Bulbophyllum thwaitesii Rchb.f. 1874
 - Bulbophyllum thymophorum J.J.Verm. & A.L.Lamb 1988
 - Bulbophyllum tianguii K.Y.Lang & D.Luo (2007)
 - Bulbophyllum tigridum Hance (1883)
 - Bulbophyllum tindemansianum J.J.Verm., de Vogel & A.Vogel (2010)
 - Bulbophyllum tinekeae Schuit. & de Vogel (2005)
 - Bulbophyllum tipula Aver. (2016)
 - Bulbophyllum titanea Ridl. 1908
 - Bulbophyllum tixieri Seidenf. 1992
 - Bulbophyllum toilliezae Bosser 1965
 - Bulbophyllum tokioi Fukuy. 1935
 - Bulbophyllum toppingii Ames (1913 publ. 1914)
 - Bulbophyllum torajarum J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum toranum J.J.Sm. 1912
 - Bulbophyllum torquatum J.J.Sm. 1929
 - Bulbophyllum torricellense Schltr. 1913
 - Bulbophyllum tortum Schltr. 1913
 - Bulbophyllum tortuosum (Blume) Lindl. 1830
 - Bulbophyllum tothastes J.J.Verm. (1991)
 - Bulbophyllum trachyanthum Kraenzl. 1894
 - Bulbophyllum trachybracteum Schltr. 1913
 - Bulbophyllum trachyglossum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum trachypus Schltr. 1913
 - Bulbophyllum translucidum Kindler, R.Bustam. & Ferreras (2016)
 - Bulbophyllum tremulum Wight 1851
 - Bulbophyllum treschii Jenny (2012)
 - Bulbophyllum triadenium (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum triaristella Schltr. 1913
 - Bulbophyllum tricanaliferum J.J.Sm. 1913
 - Bulbophyllum tricarinatum Petch 1923
 - Bulbophyllum tricaudatum J.J.Verm. (2008)
 - Bulbophyllum trichaete Schltr. 1913
 - Bulbophyllum trichochlamys H.Perrier 1937
 - Bulbophyllum trichorhachis J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum trichromum Schltr. 1923
 - Bulbophyllum triclavigerum J.J.Sm. 1913
 - Bulbophyllum tricolor L.B.Sm. & S.K.Harris 1936
 - Bulbophyllum tricorne Seidenf. & Smitinand 1965
 - Bulbophyllum tricornoides Seidenf. 1979
 - Bulbophyllum tridentatum Kraenzl. 1901: Three-toothed Bulbophyllum
 - Bulbophyllum trifarium Rolfe 1910
 - Bulbophyllum trifilum J.J.Sm. 1908
- Bulbophyllum trifilum subsp. filisepalum (J.J.Sm.) J.J.Verm. (2002 publ. 2003)
 - Bulbophyllum trifilum subsp. trifilum
 
 - Bulbophyllum triflorum (Breda) Blume 1828
 - Bulbophyllum trifolium Ridl. 1897
 - Bulbophyllum trigonidioides J.J.Sm. 1935
 - Bulbophyllum trigonobulbum Schltr. & J.J.Sm. 1914
 - Bulbophyllum trigonocarpum Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
 - Bulbophyllum trigonopus (Rchb.f.) P.T.Ong (2017)
 - Bulbophyllum trigonosepalum Kraenzl. (1921)
 - Bulbophyllum trilineatum H.Perrier 1937
 - Bulbophyllum trimenii (Hook.f.) J.J.Sm. 1912
 - Bulbophyllum trinervium J.J.Sm. 1935
 - Bulbophyllum trineuron J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum tripetalum Lindl. 1842
 - Bulbophyllum tripudians C.S.P.Parish & Rchb.f. 1875
 - Bulbophyllum trirhopalon Schltr. 1913
 - Bulbophyllum triste Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum tristelidium W.Kittr. (1984 publ. 1985)
 - Bulbophyllum tristriatum Carr (1930)
 - Bulbophyllum triviale Seidenf. 1979
 - Bulbophyllum tropidopous J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum trulliferum J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum truncatum J.J.Sm. 1913
 - Bulbophyllum tryssum J.J.Verm. & A.L.Lamb 1994
 - Bulbophyllum tseanum (S.Y.Hu & Barretto) Z.H.Tsi 1999
 - Bulbophyllum tsekourioides M.Leon, Naive & Cootes (2017)
 - Bulbophyllum tsii J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum tuberculatum Colenso 1884
 - Bulbophyllum tubilabrum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum tumidum J.J.Verm. 1991
 - Bulbophyllum tumoriferum Schltr. 1913
 - Bulbophyllum turgidum J.J.Verm. 1991
 - Bulbophyllum turkii Bosser & P.J.Cribb 2001
 - Bulbophyllum turpe J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum tylophorum Schltr. 1911
 
U
- Bulbophyllum uhl-gabrielianum Chiron & V.P.Castro (2009)
 - Bulbophyllum umbellatum Lindl. 1830: Umbrella Bulbophyllum
- Bulbophyllum umbellatum var. fuscescens (Hook.f.) P.K.Sarkar 1984
 - Bulbophyllum umbellatum var. umbellatum
 
 - Bulbophyllum uncinatum J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum unciniferum Seidenf. 1973
 - Bulbophyllum undatilabre J.J.Sm. 1912
 - Bulbophyllum undecifilum J.J.Sm. 1927
 - Bulbophyllum unguiculatum Rchb.f. 1850
 - Bulbophyllum unguilabium Schltr. 1913
 - Bulbophyllum unicaudatum Schltr. 1913
- Bulbophyllum unicaudatum var. unicaudatum
 - Bulbophyllum unicaudatum var. xanthosphaerum Schltr. 1913
 
 - Bulbophyllum uniflorum (Blume) Hassk. 1844
 - Bulbophyllum unifoliatum De Wild. 1921
- Bulbophyllum unifoliatum subsp. flectens (P.J.Cribb & P.Taylor) J.J.Verm. 1987
 - Bulbophyllum unifoliatum subsp. infracarinatum (G.Will.) J.J.Verm. 1987
 - Bulbophyllum unifoliatum subsp. unifoliatum
 
 - Bulbophyllum unitubum J.J.Sm. 1929
 - Bulbophyllum univenum J.J.Verm. 1993
 - Bulbophyllum upupops J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum urceolatum A.D.Hawkes 1952
 - Bulbophyllum uroglossum Schltr. 1921
 - Bulbophyllum uroplatoides Hermans & G.A.Fisch. (2009)
 - Bulbophyllum urosepalum Schltr. 1913
 - Bulbophyllum ustusfortiter J.J.Verm. 1993
 - Bulbophyllum uviflorum P.O'Byrne 1999
 
V
- Bulbophyllum vaccinioides Schltr. 1913
 - Bulbophyllum vagans Ames & Rolfe 1907
 - Bulbophyllum vaginatum (Lindl.) Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum vakonae Hermans (2007)
 - Bulbophyllum valeryi J.J.Verm. & P.O'Byrne 2003
 - Bulbophyllum validum Carr 1933
 - Bulbophyllum vanroyenii J.J.Verm., Schuit. & de Vogel, (2014)
 - Bulbophyllum vanum J.J.Verm. 1984
 - Bulbophyllum vanvuurenii J.J.Sm. 1917
 - Bulbophyllum vareschii Foldats 1968
 - Bulbophyllum variculosum J.J.Verm. (2008)
 - Bulbophyllum variegatum Thouars 1822
 - Bulbophyllum veitchianum Garay ex W.E.Higgins (2009)
 - Bulbophyllum veldkampii J.J.Verm. & P.O'Byrne (2011)
 - Bulbophyllum ventriosum H.Perrier 1937
 - Bulbophyllum venulosum J.J.Verm. & A.L.Lamb (2008)
 - Bulbophyllum vermiculare Hook.f. 1890
 - Bulbophyllum verruciferum Schltr. 1913
- Bulbophyllum verruciferum var. carinatisepalum Schltr. 1913
 - Bulbophyllum verruciferum var. verruciferum
 
 - Bulbophyllum verrucosum (L.O.Williams) J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum verruculatum Schltr. 1913
 - Bulbophyllum verruculiferum H.Perrier 1951
 - Bulbophyllum versteegii J.J.Sm. 1908
 - Bulbophyllum vesiculosum J.J.Sm. 1917
 - Bulbophyllum vespertilio Ferreras & Cootes (2010)
 - Bulbophyllum vestigipetalum J.J.Verm. & A.L.Lamb (2013)
 - Bulbophyllum vestitum Bosser 1971
- Bulbophyllum vestitum var. meridionale Bosser 1971
 - Bulbophyllum vestitum var. vestitum
 
 - Bulbophyllum vexillarium Ridl. 1916
 - Bulbophyllum vietnamense Seidenf. 1975
 - Bulbophyllum viguieri Schltr. 1922
 - Bulbophyllum violaceolabellum Seidenf. 1981
 - Bulbophyllum violaceum (Blume) Lindl. 1830
 - Bulbophyllum virens (Lindl.) Hook.f. (1890)
 - Bulbophyllum viridescens Ridl. (1908)
 - Bulbophyllum viridiflorum (Hook.f.) Schltr. 1910
 - Bulbophyllum vitellinum Ridl. 1897
 - Bulbophyllum vittatum Teijsm. & Binn. 1862
 - Bulbophyllum vulcanicum Kraenzl. 1914
 - Bulbophyllum vulcanorum H.Perrier 1938
 - Bulbophyllum vutimenaense B.A.Lewis 1992
 
W
- Bulbophyllum wadsworthii Dockrill 1964 – yellow rope orchid
 - Bulbophyllum wagneri Schltr. 1921
 - Bulbophyllum wakoi Howcroft 1999
 - Bulbophyllum wallichii Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum wangkaense Seidenf. 1979
 - Bulbophyllum warianum Schltr. 1913
 - Bulbophyllum weberbauerianum Kraenzl. 1905
 - Bulbophyllum weberi Ames 1912
 - Bulbophyllum wechsbergii Sieder & Kiehn (2009)
 - Bulbophyllum weddelii (Lindl.) Rchb.f. in W.G.Walpers 1861: Weddel's Bulbophyllum
 - Bulbophyllum weinthalii R.S.Rogers 1933: Weinthal's Bulbophyllum
- Bulbophyllum weinthalii subsp. striatum D.L.Jones 2001
 - Bulbophyllum weinthalii subsp. weinthalii
 
 - Bulbophyllum wendlandianum (Kraenzl.) J.J.Sm. 1912
 - Bulbophyllum werneri Schltr. 1913
 - Bulbophyllum wightii Rchb.f. in W.G.Walpers 1861
 - Bulbophyllum wilkianum T.E.Hunt 1947
 - Bulbophyllum williamsii A.D.Hawkes 1956
 - Bulbophyllum windsorense B.Gray & D.L.Jones 1989 – thread-tipped rope orchid
 - Bulbophyllum woelfliae Garay, Senghas & K.Lemcke 1996
 - Bulbophyllum wolfei B.Gray & D.L.Jones 1991 – fleshy snake orchid
 - Bulbophyllum wollastonii Ridl. 1916
 - Bulbophyllum wrayi Hook.f. 1890
 - Bulbophyllum wuzhishanense X.H.Jin (2005)
 
X
- Bulbophyllum xantanthum Schltr. 1911
 - Bulbophyllum xanthoacron J.J.Sm. 1911
 - Bulbophyllum xanthobulbum Schltr. 1918
 - Bulbophyllum xanthochlamys Schltr. 1913
 - Bulbophyllum xanthochloron J.J.Verm. (2014)
 - Bulbophyllum xanthomelanon J.J.Verm. & P.O'Byrne (2008)
 - Bulbophyllum xanthophaeum Schltr. 1913
 - Bulbophyllum xanthornis Schuit. & de Vogel 2002
 - Bulbophyllum xanthotes Schltr. 1913
 - Bulbophyllum xanthum Ridl. 1920
 - Bulbophyllum xenosum J.J.Verm. 1996
 - Bulbophyllum xiajinchuangense Z.J.Liu, L.J.Chen & W.H.Rao (2010)
 - Bulbophyllum xiphion J.J.Verm. 1996
 - Bulbophyllum xylinopus J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
 - Bulbophyllum xylophyllum C.S.P.Parish & Rchb.f. 1874
 - Bulbophyllum xyphoglossum J.J.Verm., de Vogel & A.Vogel (2010)
 
Y
- Bulbophyllum yingjiangense B.M.Wang & J.W.Zhai (2017)
 - Bulbophyllum yoksunense J.J.Sm. 1912
 - Bulbophyllum yunnanense Rolfe 1901
 
Z
- Bulbophyllum zambalense Ames 1912
 - Bulbophyllum zamboangense Ames (1913 publ. 1914)
 - Bulbophyllum zaratananae Schltr. 1924
- Bulbophyllum zaratananae subsp. disjunctum H.Perrier ex Herman (2007)
 - Bulbophyllum zaratananae subsp. zaratananae
 
 - Bulbophyllum zebrinum J.J.Sm. 1911
 - Bulbophyllum zophyranthum J.J.Verm., Schuit. & de Vogel (2014)
 - Bulbophyllum zygochilum J.J.Verm. (2008)
 
References
- ^ "Bulbophyllum". World Checklist of Selected Plant Families (WCSP). Royal Botanic Gardens, Kew.
 - ^ Naive, Mark Arcebal K.; Leon, Miguel David De; Cootes, Jim (2017-10-01). "Bulbophyllum amorosum spec. nov. (Orchidaceae): a small new species from Bukidnon, Philippines". ResearchGate. Retrieved 2023-07-18.
 
- The Bulbophyllum-Checklist
 - The World Checklist of Monocotyledons
 - The Internet Orchid Species Photo Encyclopedia