Danh sách loài của chi Lan lọng

Bulbophyllum "Thouars" 1822, là một chi Phong lan lớn gồm hơn 2000 loài thuộc họ Orchidaceae.

== Các loài ==
=== A ===
- "Bulbophyllum abbreviatum" (Rchb.f.) 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 acuminatifolium" J.J.Sm. 1933
- "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 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 aestivale" Ames 1915
- "Bulbophyllum affine" Wall. ex Lindl. 1830: Similar Bulbophyllum
- "Bulbophyllum affinoides" Guillaumin 1958
- "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 alboroseum" Ames 1922
- "Bulbophyllum alcicorne" C.S.P.Parish & Rchb.f. 1874
- "Bulbophyllum alexandrae" Schltr. 1925: Alexander's Bulbophyllum
- "Bulbophyllum algidum" Ridl. 1916
- "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 alsiosum" Ames 1912
- "Bulbophyllum alticaule" Ridl. 1916
- "Bulbophyllum alticola" Schltr. 1912
- "Bulbophyllum altum" J.J.Verm. 1991
- "Bulbophyllum alveatum" J.J.Verm. 1993
- "Bulbophyllum amazonicum" L.O.Williams 1939
- "Bulbophyllum ambatoavense" Bosser 2004
- "Bulbophyllum amblyacron" Schltr. 1913
- "Bulbophyllum amblyanthum" Schltr. 1913
- "Bulbophyllum amblyoglossum" Schltr. 1911
- "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 amphorimorphum" H.Perrier 1951
- "Bulbophyllum amplebracteatum" Teijsm. & Binn. 1862: Extended-bract Bulbophyllum
- "Bulbophyllum amplifolium" (Rolfe) N.P.Balakr. & Sud.Chowdhury 1968
- "Bulbophyllum amplistigmaticum" Kores 1989
- "Bulbophyllum amygdalinum" Aver. 1988
- "Bulbophyllum anaclastum" J.J.Verm. 1993
- "Bulbophyllum anakbaruppui" J.J.Verm. & P.O'Byrne 2003
- "Bulbophyllum analamazoatrae" Schltr. 1924: Analamazoatra Bulbophyllum
- "Bulbophyllum anceps" Rolfe 1892: Double-edged Bulbophyllum
- "Bulbophyllum andersonii" (Hook.f.) J.J.Sm. 1912
- "Bulbophyllum andohahelense" H.Perrier 1939
- "Bulbophyllum andreeae" A.D.Hawkes 1956
- "Bulbophyllum anguipes" Schltr. 1911
- "Bulbophyllum angulatum" J.J.Sm. 1908
- "Bulbophyllum anguliferum" Ames & C.Schweinf. in O.Ames 1920: Angle-carrying Bulbophyllum
- "Bulbophyllum angusteovatum" Seidenf. 1979
- "Bulbophyllum angustifolium" (Blume) Lindl. 1830
- "Bulbophyllum anisopterum" J.J.Verm. & P.O'Byrne 2003
- "Bulbophyllum anjozorobeense" Bosser 2000
- "Bulbophyllum ankaizinense" (Jum. & Perrier) Schltr. 1924: Ankaizine Bulbophyllum
- "Bulbophyllum ankaratranum" Schltr. 1924
- "Bulbophyllum ankylochele" J.J.Verm. 1993
- "Bulbophyllum ankylorhinon" J.J.Verm. 1992
- "Bulbophyllum annandalei" Ridl. 1920
- "Bulbophyllum antennatum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum antenniferum" (Lindl.) Rchb.f. in W.G.Walpers 1861: Antenna Bulbophyllum
- "Bulbophyllum antioquiense" Kraenzl. 1899
- "Bulbophyllum antongilense" Schltr. 1924
- "Bulbophyllum apertum" Schltr. 1906
- "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 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 arachnidium" Ridl. 1916
- "Bulbophyllum arachnoideum" Schltr. 1913
- "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: Arfak Mountain Bulbophyllum
- "Bulbophyllum argyropus" (Endl.) Rchb.f. 1876
- "Bulbophyllum arianeae" Fraga & E.C.Smidt 2004
- "Bulbophyllum ariel" Ridl. 1917
- "Bulbophyllum aristatum" (Rchb.f.) Hemsl. 1884
- "Bulbophyllum aristilabre" J.J.Sm. 1912
- "Bulbophyllum aristopetalum" Kores 1989
- "Bulbophyllum armeniacum" J.J.Sm. 1917
- "Bulbophyllum arrectum" Kraenzl. 1921
- "Bulbophyllum arsoanum" J.J.Sm. 1912
- "Bulbophyllum artostigma" J.J.Verm. 1993
- "Bulbophyllum ascochiloides" J.J.Sm. 1927
- "Bulbophyllum asperilingue" Schltr. 1919
- "Bulbophyllum aspersum" J.J.Sm. 1912
- "Bulbophyllum asperulum" J.J.Sm. 1909
- "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 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 aureolabellum" T.P.Lin 1975
- "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 auroreum" J.J.Sm. 1928
- "Bulbophyllum averyanovii" Seidenf. 1992

=== B ===
- "Bulbophyllum bacilliferum" J.J.Sm. 1928
- "Bulbophyllum baculiferum" Ridl. 1916
- "Bulbophyllum baileyi" F.Muell. 1875: Bailey's Bulbophyllum
- "Bulbophyllum bakhuizenii" Steenis in A.Hamzah & M.Toha 1972
- "Bulbophyllum baladeanum" J.J.Sm. 1912
- "Bulbophyllum balapiuense" J.J.Sm. 1917
- "Bulbophyllum ballii" P.J.Cribb 1977
- "Bulbophyllum bandischii" Garay 1992
- "Bulbophyllum barbatum" Barb.Rodr. 1882
- "Bulbophyllum barbigerum" Lindl. 1837: Bearded Bulbophyllum
- "Bulbophyllum bariense" Gagnep. 1930: Bari Bulbophyllum
- "Bulbophyllum baronii" Ridl. 1885
- "Bulbophyllum basisetum" J.J.Sm. 1929
- "Bulbophyllum bataanense" Ames 1905: Bataan Bulbophyllum
- "Bulbophyllum bathieanum" Schltr. 1916
- "Bulbophyllum batukauense" J.J.Sm. 1927
- "Bulbophyllum bavonis" J.J.Verm. 1984
- "Bulbophyllum beccarii" Rchb.f. 1879: Beccar's Bulbophyllum
- "Bulbophyllum berenicis" Rchb.f. 1880
- "Bulbophyllum betchei" F.Muell. 1881: Betche's Bulbophyllum
- "Bulbophyllum biantennatum" Schltr. 1913: Two-antennas Bulbophyllum
- "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 bidi" Govaerts 1996
- "Bulbophyllum bifarium" Lindl. 1864
- "Bulbophyllum biflorum" Teijsm. & Binn. 1855: Two-flowered Bulbophyllum
- "Bulbophyllum bigibbosum" J.J.Sm. 1913
- "Bulbophyllum bigibbum" Schltr. 1923
- "Bulbophyllum binnendijkii" J.J.Sm. 1905: Binnendijk's Bulbophyllum
- "Bulbophyllum birmense" Schltr. 1910
- "Bulbophyllum birugatum" J.J.Sm. in L.S.Gibbs 1917
- "Bulbophyllum bisepalum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum biseriale" Carr 1930
- "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 bivalve" J.J.Sm. 1926
- "Bulbophyllum blepharicardium" Schltr. 1913
- "Bulbophyllum blephariglossum" Schltr. 1913
- "Bulbophyllum blepharistes" Rchb.f. 1872: Fringed Bulbophyllum
- "Bulbophyllum blepharochilum" Garay 1999: Lip-fringe Bulbophyllum
- "Bulbophyllum blepharopetalum" Schltr. 1913
- "Bulbophyllum bliteum" J.J.Verm. 1993
- "Bulbophyllum blumei" (Lindl.) J.J.Sm. 1905: Blume's Bulbophyllum, Masdevallia-like Bulbophyllum, Chinbone Bulbophyllum
- "Bulbophyllum boiteaui" H.Perrier 1939
- "Bulbophyllum bolivianum" Schltr. 1922
- "Bulbophyllum bolsteri" Ames 1912
- "Bulbophyllum bomiensis" Z.H.Tsi 1978
- "Bulbophyllum boninense" (Schltr.) J.J.Sm. 1912
- "Bulbophyllum bontocense" Ames 1912
- "Bulbophyllum boonjee" B.Gray & D.L.Jones 1984
- "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: Bowkett's Bulbophyllum
- "Bulbophyllum braccatum" Rchb.f. 1877
- "Bulbophyllum brachychilum" Schltr. 1913
- "Bulbophyllum brachypetalum" Schltr. 1913
- "Bulbophyllum brachyphyton" Schltr. 1918
- "Bulbophyllum brachystachyum" Schltr. 1924
- "Bulbophyllum bracteatum" F.M.Bailey 1891: Bracteate Bulbophyllum
- "Bulbophyllum bracteolatum" Lindl. 1838
- "Bulbophyllum bractescens" Rolfe ex Kerr 1927
- "Bulbophyllum brassii" J.J.Verm. 1993
- "Bulbophyllum breve" Schltr. 1913
- "Bulbophyllum brevibrachiatum" (Schltr.) J.J.Sm. 1912
- "Bulbophyllum brevicolumna" J.J.Verm. 1991
- "Bulbophyllum breviflorum" Ridl. ex Stapf 1894
- "Bulbophyllum brevilabium" Schltr. 1913
- "Bulbophyllum brevipes" Ridl. 1898
- "Bulbophyllum brevipetalum" H.Perrier 1937
- "Bulbophyllum brevispicatum" Z.H.Tsi & S.C.Chen 1994
- "Bulbophyllum brevistylidium" Seidenf. 1979
- "Bulbophyllum brienianum" (Rolfe) Merr. 1921
- "Bulbophyllum bryoides" Guillaumin 1957
- "Bulbophyllum bulliferum" J.J.Sm. 1908
- "Bulbophyllum burfordiense" Garay, Hamer & Siegerist 1996: Burford Bulbophyllum
- "Bulbophyllum burkillii" Gage 1906
- "Bulbophyllum burttii" Summerh. 1953

=== C ===
- "Bulbophyllum cadetioides" Schltr. 1913: Cadetia-like Bulbophyllum
- "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 callichroma" Schltr. 1913: Green-Calli Bulbophyllum
- "Bulbophyllum callipes" J.J.Sm. 1908
- "Bulbophyllum callosum" Bosser 1965: Callous Bulbophyllum
- "Bulbophyllum caloglossum" Schltr. 1913: Beautiful-lipped Bulbophyllum
- "Bulbophyllum calophyllum" L.O.Williams 1938
- "Bulbophyllum calviventer" J.J.Verm. 1993
- "Bulbophyllum calvum" Summerh. 1966
- "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 cameronense" Garay, Hamer & Siegerist 1996: Cameron Highlands Bulbophyllum
- "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 capuronii" Bosser 1971
- "Bulbophyllum caputgnomonis" J.J.Verm. 1993
- "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 carunculatum" Garay, Hamer & Siegerist 1995: Caruncule Bulbophyllum
- "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 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 ceratostyloides" Ridl. 1916
- "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 chanii" J.J.Verm. & A.L.Lamb 1991
- "Bulbophyllum chaunobulbon" Schltr. 1913
- "Bulbophyllum chaunobulbon var. chaunobulbon"
- "Bulbophyllum chaunobulbon var. ctenopetalum" Schltr. 1913
- "Bulbophyllum cheiri" Lindl. 1844
- "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 chloropterum" Rchb.f. 1850
- "Bulbophyllum chlororhopalon" Schltr. 1913
- "Bulbophyllum chondriophorum" (Gagnep.) Seidenf. (1973 publ. 1974).
- "Bulbophyllum chrysendetum" Ames 1915
- "Bulbophyllum chryseum" (Kraenzl.) Ames 1911
- "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 ciliatilabrum" H.Perrier 1937
- "Bulbophyllum ciliatum" (Blume) Lindl. 1830
- "Bulbophyllum ciliipetalum" Schltr. 1913
- "Bulbophyllum ciliolatum" Schltr. 1913
- "Bulbophyllum cimicinum" J.J.Verm. 1982
- "Bulbophyllum cipoense" Borba & Semir 1998
- "Bulbophyllum cirrhatum" Hook.f. 1890
- "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 claussenii" Rchb.f. 1846
- "Bulbophyllum clavatum" Thouars 1822
- "Bulbophyllum cleistogamum" Ridl. 1896: Self-fertilizing Bulbophyllum
- "Bulbophyllum clemensiae" Ames 1912
- "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 collettii" King & Pantl. 1897
- "Bulbophyllum colliferum" J.J.Sm. 1911
- "Bulbophyllum collinum" Schltr. 1913
- "Bulbophyllum colomaculosum" Z.H.Tsi & S.C.Chen 1994
- "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 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 conchidioides" Ridl. 1886
- "Bulbophyllum conchophyllum" J.J.Sm. 1912
- "Bulbophyllum concinnum" Hook.f. 1890
- "Bulbophyllum concolor" J.J.Sm. 1914
- "Bulbophyllum congestiflorum" Ridl. 1917
- "Bulbophyllum coniferum" Ridl. 1909
- "Bulbophyllum connatum" Carr 1933
- "Bulbophyllum conspersum" J.J.Sm. 1913
- "Bulbophyllum contortisepalum" J.J.Sm. 1912
- "Bulbophyllum cootesii" M.A.Clem. (1999-2000 publ. 1999): Cootes' Bulbophyllum
- "Bulbophyllum copelandii" Ames 1905: Copeland's Bulbophyllum
- "Bulbophyllum corallinum" Tixier & Guillaumin 1963
- "Bulbophyllum cordemoyi" Frapp. ex Cordem. 1895
- "Bulbophyllum coriaceum" Ridl. ex Stapf 1894
- "Bulbophyllum coriophorum" Ridl. 1886: Bug-smelling Bulbophyllum
- "Bulbophyllum coriscense" Rchb.f. 1881
- "Bulbophyllum cornu-cervi" King 1895
- "Bulbophyllum cornutum" (Blume) Rchb.f. in W.G.Walpers 1861: Horned Bulbophyllum
- "Bulbophyllum corolliferum" J.J.Sm. 1917
- "Bulbophyllum corythium" N.Hall 1981
- "Bulbophyllum costatum" Ames 1920
- "Bulbophyllum coweniorum" J.J.Verm. & P.O'Byrne 2003: Cowen's Bulbophyllum
- "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 crassissimum" J.J.Sm. 1917
- "Bulbophyllum crassiusculifolium" Aver. 1997
- "Bulbophyllum crenilabium" W.Kittr. (1984 publ. 1985).
- "Bulbophyllum crepidiferum" J.J.Sm. 1920
- "Bulbophyllum cribbianum" Toscano 1992
- "Bulbophyllum crispatisepalum" P.Royen 1979
- "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 cucullatum" Schltr. 1912
- "Bulbophyllum culex" Ridl. 1916
- "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 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

=== D ===
- "Bulbophyllum dagamense" Ames 1915
- "Bulbophyllum dalatense" Gagnep. 1930
- "Bulbophyllum danii" Perez-Vera 2003
- "Bulbophyllum dasypetalum" Rolfe ex Ames 1905
- "Bulbophyllum dasyphyllum" Schltr. 1913
- "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 deceptum" Ames 1915
- "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 dentiferum" Ridl. 1915
- "Bulbophyllum dependens" Schltr. 1913
- "Bulbophyllum depressum" King & Pantl. 1897
- "Bulbophyllum desmanthum" Tuyama 1940
- "Bulbophyllum desmotrichoides" Schltr. 1913
- "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 dickasonii" Seidenf. 1979
- "Bulbophyllum dictyoneuron" Schltr. 1913
- "Bulbophyllum didymotropis" Seidenf. 1979
- "Bulbophyllum digoelense" J.J.Sm. 1911
- "Bulbophyllum diplantherum" Carr 1932
- "Bulbophyllum diploncos" Schltr. 1911
- "Bulbophyllum dischidiifolium" J.J.Sm. 1909
- "Bulbophyllum dischorense" Schltr. 1913
- "Bulbophyllum discilabium" H.Perrier 1951
- "Bulbophyllum discolor" Schltr. 1913
- "Bulbophyllum discolor subsp. cubitale" J.J.Verm. 1993
- "Bulbophyllum discolor subsp. discolor": Decorated-heart Bulbophyllum
- "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 djamuense" Schltr. 1913
- "Bulbophyllum dolabriforme" J.J.Verm. 1987
- "Bulbophyllum dolichoblepharon" (Schltr.) J.J.Sm. 1912
- "Bulbophyllum dolichoglottis" Schltr. 1912
- "Bulbophyllum doryphoroide" Ames 1915
- "Bulbophyllum dracunculus" J.J.Verm. 2000
- "Bulbophyllum dransfieldii" J.J.Verm. 1991
- "Bulbophyllum drepanosepalum" J.J.Verm. & P.O'Byrne 1993
- "Bulbophyllum dryadum" Schltr. 1913
- "Bulbophyllum dryas" Ridl. 1915
- "Bulbophyllum drymoglossum" Maxim. 1887
- "Bulbophyllum dschischungarense" Schltr. 1913
- "Bulbophyllum dubium" J.J.Sm. 1909
- "Bulbophyllum dunstervillei" Garay 1976
- "Bulbophyllum dusenii" Kraenzl. 1911

=== E ===
- "Bulbophyllum ebracteolatum" Kraenzl. 1916
- "Bulbophyllum ebulbe" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum echinochilum" Kraenzl. 1921: Hedgehog-like Lip Bulbophyllum
- "Bulbophyllum echinolabium" J.J.Sm. 1934: Hedgehog-shaped Lip Bulbophyllum
- "Bulbophyllum echinulus" Seidenf. 1982:
- "Bulbophyllum eciliatum" Schltr. 1913
- "Bulbophyllum ecornutum" (J.J.Sm.) J.J.Sm. 1914: Hornless Bulbophyllum
- "Bulbophyllum edentatum" H.Perrier 1937
- "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 elbertii" J.J.Sm. 1914
- "Bulbophyllum electrinum" Seidenf. (1973 publ. 1974).
- "Bulbophyllum elegans" Gardner ex Thwaites 1861
- "Bulbophyllum elegantius" Schltr. 1913
- "Bulbophyllum elegantulum" (Rolfe) J.J.Sm. 1912
- "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 emiliorum" Ames & Quisumb. 1931: Emilio's Bulbophyllum
- "Bulbophyllum encephalodes" Summerh. 1951
- "Bulbophyllum endotrachys" Schltr. 1913
- "Bulbophyllum ensiculferum" J.J.Sm. 1929
- "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 erinaceum" Schltr. 1913
- "Bulbophyllum erioides" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum erosipetalum" C.Schweinf. 1951
- "Bulbophyllum erratum" Ames 1922
- "Bulbophyllum erythroglossum" Bosser 2000
- "Bulbophyllum erythrostachyum" Rolfe 1903
- "Bulbophyllum erythrostictum" Ormerod (2005)
- "Bulbophyllum escritorii" Ames 1915
- "Bulbophyllum eublepharum" Rchb.f. in W.G.Walpers 1861
- "Bulbophyllum evansii" M.R.Hend. 1927: Evans' Bulbophyllum
- "Bulbophyllum evasum" T.E.Hunt & Rupp 1950
- "Bulbophyllum evrardii" Gagnep. 1930: Evrard's Bulbophyllum
- "Bulbophyllum exaltatum" Lindl. 1842
- "Bulbophyllum exasperatum" Schltr. 1913
- "Bulbophyllum exiguiflorum" Schltr. 1913
- "Bulbophyllum exiguum" F.Muell. 1860: Insignificant Bullbophyllum
- "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: Sickle-shaped Leaf Bulbophyllum
- "Bulbophyllum falcatum var. falcatum"
- "Bulbophyllum falcatum var. velutinum" (Lindl.) J.J.Verm. 1992
- "Bulbophyllum falcibracteum" Schltr. 1923
- "Bulbophyllum falciferum" J.J.Sm. 1910: Rust-red Sickle Bulbophyllum, Twisted-petal Bulbophyllum
- "Bulbophyllum falcifolium" Schltr. 1913
- "Bulbophyllum falcipetalum" Lindl. 1862
- "Bulbophyllum falculicorne" J.J.Sm. 1945
- "Bulbophyllum fallax" Rolfe 1889
- "Bulbophyllum farinulentum" J.J.Sm. 1920
- "Bulbophyllum farinulentum subsp. densissimum" (Carr) J.J.Verm. 2002
- "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 faunula" Ridl. 1916
- "Bulbophyllum fayi" J.J.Verm. 1992
- "Bulbophyllum fendlerianum" sp. n.
- "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 filamentosum" Schltr. 1913
- "Bulbophyllum filicaule" J.J.Sm. 1913
- "Bulbophyllum filicaule" f. filicaule.
- "Bulbophyllum filicaule" f. flavescens J.J.Sm. 1916
- "Bulbophyllum filicoides" Ames 1923
- "Bulbophyllum filifolium" Borba & E.C.Smidt 2004
- "Bulbophyllum filovagans" Carr 1933
- "Bulbophyllum fimbriatum" (Lindl.) Rchb.f. in W.G.Walpers 1861
- "Bulbophyllum finisterrae" Schltr. 1913
- "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 flavofimbriatum" J.J.Sm. 1931
- "Bulbophyllum flavorubellum" J.J.Verm. & P.O'Byrne 2003
- "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 foetidolens" Carr 1930: Rotten-smelling Bulbophyllum
- "Bulbophyllum foetidum" Schltr. 1913: Stinking Bulbophyllum
- "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 forbesii" Schltr. 1913
- "Bulbophyllum fordii" (Rolfe) J.J.Sm. 1912
- "Bulbophyllum formosanum" (Rolfe) K.Nakaj. 1973
- "Bulbophyllum formosum" Schltr. 1912
- "Bulbophyllum forrestii" Seidenf. (1973 publ. 1974).
- "Bulbophyllum forsythianum" Kraenzl. 1899
- "Bulbophyllum fractiflexum" J.J.Sm. 1908: Fractiflex Bulbophyllum
- "Bulbophyllum fractiflexum subsp. fractiflexum"
- "Bulbophyllum fractiflexum subsp. solomonense" J.J.Verm. & B.A.Lewis 1991
- "Bulbophyllum francoisii" H.Perrier 1937
- "Bulbophyllum francoisii var. andrangense" (H.Perrier) Bosser 1965
- "Bulbophyllum francoisii var. francoisii"
- "Bulbophyllum frappieri" Schltr. 1915
- "Bulbophyllum fraudulentum" Garay, Hamer & Siegerist 1996: Fraudulent Bulbophyllum
- "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 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: Gadgar Bulbophyllum
- "Bulbophyllum gajoense" J.J.Sm. 1943
- "Bulbophyllum galactanthum" Schltr. 1921
- "Bulbophyllum galliaheneum" P.Royen 1979
- "Bulbophyllum gamblei" (Hook.f.) Hook.f. 1890: Gamble's Bulbophyllum
- "Bulbophyllum gautierense" J.J.Sm. 1912
- "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 gibbsiae" Rolfe 1914
- "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 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 globiceps" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum globiceps var. boloboense" Schltr. 1913
- "Bulbophyllum globiceps var. globiceps"
- "Bulbophyllum globuliforme" Nicholls 1938 (synonym ]]"Oncophyllum globuliforme]]" (Nicholls) D.L.Jones & M.A.Clem. 2001): Globe-shaped Bulbophyllum
- "Bulbophyllum globulosum" (Ridl.) Schuit. & de Vogel 2003
- "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 goebelianum" Kraenzl. 1921
- "Bulbophyllum goliathense" J.J.Sm. 1911
- "Bulbophyllum gomesii" Fraga 1999
- "Bulbophyllum gomphreniflorum" J.J.Sm. 1918
- "Bulbophyllum gongshanense" Z.H.Tsi 1981
- "Bulbophyllum gracile" Thouars 1822
- "Bulbophyllum gracilicaule" W.Kittr. 1984 publ. 1985.
- "Bulbophyllum gracilipes" King & Pantl. 1896
- "Bulbophyllum graciliscapum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum gracillimum" (Rolfe) Rolfe 1907: Graceful Bulbophyllum
- "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
- "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 gusdorfii" J.J.Sm. 1917
- "Bulbophyllum guttatum" Schltr. 1913
- "Bulbophyllum guttifilum" Seidenf. 1996
- "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 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 hamadryas var. hamadryas"
- "Bulbophyllum hamadryas var. orientale" Schltr. 1913
- "Bulbophyllum hamatipes" J.J.Sm. 1918
- "Bulbophyllum hamelinii" W.Watson 1893
- "Bulbophyllum haniffii" Carr 1932
- "Bulbophyllum hans-meyeri" J.J.Wood 1981
- "Bulbophyllum hapalanthos" Garay 1999
- "Bulbophyllum harposepalum" Schltr. 1913
- "Bulbophyllum hashimotoi" T.Yukawa & K.Karas. 1997
- "Bulbophyllum hassallii" Kores 1989
- "Bulbophyllum hastiferum" Schltr. 1911
- "Bulbophyllum hatusimanum" Tuyama 1940
- "Bulbophyllum heldiorum" J.J.Verm. 1991
- "Bulbophyllum helenae" (Kuntze) J.J.Sm. 1912
- "Bulbophyllum heliophilum" J.J.Sm. 1929
- "Bulbophyllum helix" Schltr. 1913
- "Bulbophyllum hellwigianum" Kraenzl. ex Warb. 1893
- "Bulbophyllum hemiprionotum" J.J.Verm. & A.L.Lamb 1994
- "Bulbophyllum henanense" J.L.Lu 1992
- "Bulbophyllum henrici" Schltr. 1924
- "Bulbophyllum herbula" Frapp. ex Cordem. 1895
- "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 hians var. alticola" Schltr. 1913
- "Bulbophyllum hians var. hians"
- "Bulbophyllum hiepii" Aver. 1992
- "Bulbophyllum hildebrandtii" Rchb.f. 1881
- "Bulbophyllum hiljeae" J.J.Verm. 1991
- "Bulbophyllum hirsutissimum" Kraenzl. 1912
- "Bulbophyllum hirsutiusculum" H.Perrier 1937
- "Bulbophyllum hirsutum" (Blume) Lindl. 1830: Shaggy Bulbophyllum
- "Bulbophyllum hirtulum" Ridl. 1900
- "Bulbophyllum hirtum" (Sm.) Lindl. 1830: Bristly Bulbophyllum, Kerr's Bulbophyllum
- "Bulbophyllum hirudiniferum" J.J.Verm. 1982
- "Bulbophyllum hirundinis" (Gagnep.) Seidenf. (1973 publ. 1974): Swallow-shaped Bulbophyllum
- "Bulbophyllum hispidum" Ridl. 1897
- "Bulbophyllum hodgsonii" M.R.Hend. 1927
- "Bulbophyllum hollandianum" J.J.Sm. 1913
- "Bulbophyllum holochilum" J.J.Sm. 1912
- "Bulbophyllum holochilum var. aurantiacum" J.J.Sm. 1916
- "Bulbophyllum holochilum var. holochilum"
- "Bulbophyllum holochilum var. pubescens" J.J.Sm. 1916
- "Bulbophyllum horizontale" Bosser 1965
- "Bulbophyllum horridulum" J.J.Verm. 1986
- "Bulbophyllum hovarum" Schltr. 1924
- "Bulbophyllum howcroftii" Garay, Hamer & Siegerist 1995: Howcroft's Bulbophyllum
- "Bulbophyllum hoyifolium" J.J.Verm. 1993
- "Bulbophyllum humbertii" Schltr. 1922
- "Bulbophyllum humblotii" Rolfe 1891
- "Bulbophyllum humile" Schltr. 1913
- "Bulbophyllum humiligibbum" J.J.Sm. 1927
- "Bulbophyllum hyalinum" Schltr. 1924
- "Bulbophyllum hydrophilum" J.J.Sm. 1905
- "Bulbophyllum hymenanthum" Hook.f. 1890
- "Bulbophyllum hymenobracteum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum hymenobracteum var. giriwoense" J.J.Sm. 1916
- "Bulbophyllum hymenobracteum var. hymenobracteum"
- "Bulbophyllum hymenochilum" Kraenzl. 1904: Diamond-shaped Petal Bulbophyllum
- "Bulbophyllum hystricinum" Schltr. 1913

=== I ===
- "Bulbophyllum ialibuense" Ormerod 2002
- "Bulbophyllum iboense" Schltr. 1913
- "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 illudens" Ridl. 1917
- "Bulbophyllum imbricans" J.J.Sm. 1912

- "Bulbophyllum imbricatum" Lindl. 1841: Imbricate Bulbophyllum
- "Bulbophyllum imerinense" Schltr. 1925
- "Bulbophyllum imitator" J.J.Verm. 1992
- "Bulbophyllum impar" Ridl. 1917
- "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: Inconspicuous Bulbophyllum
- "Bulbophyllum incumbens" Schltr. 1913
- "Bulbophyllum incurvum" Thouars 1822
- "Bulbophyllum iners" Rchb.f. 1880
- "Bulbophyllum infundibuliforme" J.J.Sm. 1900: Garup Bulbophyllum, Trumpet-shaped Bulbophyllum
- "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 insolitum" Bosser 1971
- "Bulbophyllum insulsum" (Gagnep.) Seidenf. (1973 publ. 1974).
- "Bulbophyllum intermedium" F.M.Bailey 1901
- "Bulbophyllum intersitum" J.J.Verm. 1993
- "Bulbophyllum intertextum" Lindl. 1862
- "Bulbophyllum intricatum" Seidenf. 1979: Intricate Bulbophyllum
- "Bulbophyllum inunctum" J.J.Sm. 1906
- "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 ischnopus" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum ischnopus var. ischnopus"
- "Bulbophyllum ischnopus var. rhodoneuron" Schltr. 1913
- "Bulbophyllum iterans" J.J.Verm. & P.O'Byrne 2003
- "Bulbophyllum ivorense" P.J.Cribb & Perez-Vera 1975

=== J ===
- "Bulbophyllum jaapii" Szlach. & Olszewski 2001
- "Bulbophyllum jamaicense" Cogn. 1909
- "Bulbophyllum janus" J.J.Verm. 2002
- "Bulbophyllum japonicum" (Makino) Makino 1910: Japanese Bulbophyllum
- "Bulbophyllum jensenii" J.J.Sm. 1926
- "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: Johnson's Bulbophyllum
- "Bulbophyllum jolandae" J.J.Verm. 1991
- "Bulbophyllum josephi" (Kuntze) Summerh. 1945
- "Bulbophyllum josephi var. josephi"
- "Bulbophyllum josephi var. mahonii" (Rolfe) J.J.Verm. 1986
- "Bulbophyllum jumellianum" Schltr. 1913

=== K ===
- "Bulbophyllum kainochiloides" H.Perrier 1937
- "Bulbophyllum kaitiense" Rchb.f. in W.G.Walpers 1861
- "Bulbophyllum kanburiense" Seidenf. 1970
- "Bulbophyllum kaniense" Schltr. 1913
- "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 kenejiense" W.Kittr. (1984 publ. 1985).
- "Bulbophyllum keralense" M.Kumar & Sequiera 2001
- "Bulbophyllum kermesinum" Ridl. 1889
- "Bulbophyllum kestron" J.J.Verm. & A.L.Lamb 1988
- "Bulbophyllum kettredgei" (Garay, Hamer & Siegerist) J.J.Verm. 1996
- "Bulbophyllum khaoyaiense" Seidenf. 1970
- "Bulbophyllum khasyanum" Griff. 1851
- "Bulbophyllum kieneri" Bosser 1971
- "Bulbophyllum kirroanthum" Schltr. 1911
- "Bulbophyllum kivuense" J.J.Verm. 1986
- "Bulbophyllum kjellbergii" J.J.Sm. 1933
- "Bulbophyllum klabatense" Schltr. 1911
- "Bulbophyllum klossii" Ridl. 1916
- "Bulbophyllum kontumense" Gagnep. 1950
- "Bulbophyllum korimense" J.J.Sm. 1929
- "Bulbophyllum korinchense" Ridl. 1917
- "Bulbophyllum korthalsii" Schltr. 1907
- "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 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
- "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:Shaggy-lipped Bulbophyllum
- "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 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: Tape-decorated Bulbophyllum
- "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 leopardinum var. leopardinum"
- "Bulbophyllum leopardinum var. tuberculatum" N.P.Balakr. & Sud.Chowdhury 1967
- "Bulbophyllum lepantense" Ames 1912
- "Bulbophyllum lepanthiflorum" Schltr. 1913: Lepanthes-like Bulbophyllum
- "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 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 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 levanae var. levanae": Triangular-sepal Bulbophyllum
- "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 levinei" Schltr. 1924
- "Bulbophyllum levyae" Garay, Hamer & Siegerist 1995: Levy's Bulbophyllum
- "Bulbophyllum lewisense" B.Gray & D.L.Jones 1989: Lewis Bulbophyllum
- "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: Lilac Bulbophyllum
- "Bulbophyllum lilianae" Rendle 1917: Lilian's Bulbophyllum
- "Bulbophyllum limbatum" Lindl. 1840
- "Bulbophyllum lindleyanum" Griff. 1851: Lindley's Bulbophyllum
- "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 loherianum" (Kraenzl.) Ames in E.D.Merrill 1925
- "Bulbophyllum lohokii" J.J.Verm. & A.L.Lamb 1994
- "Bulbophyllum lokonense" Schltr. 1911
- "Bulbophyllum lonchophyllum" Schltr. 1913
- "Bulbophyllum longhutense" J.J.Sm. 1931
- "Bulbophyllum longibrachiatum" Z.H.Tsi 1981
- "Bulbophyllum longibracteatum" Seidenf. 1979
- "Bulbophyllum longicaudatum" (J.J.Sm.) J.J.Sm. 1914: Long-tailed Bulbophyllum
- "Bulbophyllum longiflorum" Thouars 1822
- "Bulbophyllum longilabre" Schltr. 1912
- "Bulbophyllum longimucronatum" Ames & C.Schweinf. in O.Ames 1920
- "Bulbophyllum longipedicellatum" J.J.Sm. 1910: Long-stalked Bulbophyllum
- "Bulbophyllum longipedicellatum var. gjellerupii" J.J.Sm. 1911
- "Bulbophyllum longipedicellatum var. longipedicellatum"
- "Bulbophyllum longipetalum" Pabst 1964: Long-petaled Bulbophyllum
- "Bulbophyllum longipetiolatum" Ames 1912
- "Bulbophyllum longirepens" Ridl. 1908
- "Bulbophyllum longirostre" Schltr. 1913
- "Bulbophyllum longiscapum" Rolfe 1896: Long-scaped Bulbophyllum
- "Bulbophyllum longisepalum" Rolfe 1895: Long-sepaled Bulbophyllum
- "Bulbophyllum longispicatum" Cogn. 1893: Long-inflorescence Bulbophyllum
- "Bulbophyllum longissimum" (Ridl.) J.J.Sm. 1912: Long-petaled Bulbophyllum
- "Bulbophyllum longivagans" Carr 1933
- "Bulbophyllum longivaginans" H.Perrier 1937
- "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 loroglossum" J.J.Verm. 1993
- "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 luederwaldtii" Hoehne & Schltr. 1926
- "Bulbophyllum lumbriciforme" J.J.Sm. 1920
- "Bulbophyllum lundianum" Rchb.f. & Warm. in H.G.Reichenbach 1881
- "Bulbophyllum lupulinum" Lindl. 1862
- "Bulbophyllum luteobracteatum" Jum. & H.Perrier 1912
- "Bulbophyllum luteopurpureum" J.J.Sm. 1907
- "Bulbophyllum lygeron" J.J.Verm. 1991
- "Bulbophyllum lyperocephalurn" Schltr. 1924
- "Bulbophyllum lyperostachyum" Schltr. 1924
- "Bulbophyllum lyriforme" J.J.Verm. & P.O'Byrne 2003

=== M ===
- "Bulbophyllum maboroense" Schltr. 1913
- "Bulbophyllum machupicchuense" D.E.Benn. & Christenson 2001
- "Bulbophyllum macilentum" J.J.Verm. 1993
- "Bulbophyllum macphersonii" Rupp 1934: MacPherson's Bulbophyllum
- "Bulbophyllum macphersonii var. macphersonii"
- "Bulbophyllum macphersonii var. spathulatum" Dockrill & St.Cloud 1957
- "Bulbophyllum macraei" (Lindl.) Rchb.f. in W.G.Walpers 1861: Macrae's Bulbophyllum
- "Bulbophyllum macraei var. autumnale" (Fukuy.) S.S.Ying 1977
- "Bulbophyllum macraei var. macraei"
- "Bulbophyllum macranthoides" Kraenzl. 1905: Macrantha-like Bulbophyllum
- "Bulbophyllum macranthum" Lindl. 1844: Large-flowered Bulbophyllum
- "Bulbophyllum macrobulbum" J.J.Sm. 1910: Large-bulbed Bulbophyllum
- "Bulbophyllum macrocarpum" Frapp. ex Cordem. 1895
- "Bulbophyllum macroceras" Barb.Rodr. 1882
- "Bulbophyllum macrochilum" Rolfe 1896: Large-lipped Bulbophyllum, Star-shaped Bulbophyllum
- "Bulbophyllum macrocoleum" Seidenf. 1979
- "Bulbophyllum macrorhopalon" Schltr. 1913
- "Bulbophyllum macrourum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum maculatum" Boxall ex Náves in F.M.Blanco 1880
- "Bulbophyllum maculosum" Ames 1915: Spotted Bulbophyllum
- "Bulbophyllum magnibracteatum" Summerh. 1935
- "Bulbophyllum mahakamense" J.J.Sm. 1909
- "Bulbophyllum maijenense" Schltr. 1913
- "Bulbophyllum major" (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 mananjarense" Poiss. 1912
- "Bulbophyllum manarae" Foldats 1968
- "Bulbophyllum mandibulare" Rchb.f. 1882: Chin-like Bulbophyllum
- "Bulbophyllum mangenotii" Bosser 1965
- "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 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 matitanense" H.Perrier 1937
- "Bulbophyllum maudeae" A.D.Hawkes 1966
- "Bulbophyllum maxillarioides" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum maximum" (Lindl.) Rchb.f. in W.G.Walpers 1861: Largest Bulbophyllum, Pointy-winged Bulbophyllum
- "Bulbophyllum mayombeense" Garay 1999: Mayombe Bulbophyllum
- "Bulbophyllum mayrii" J.J.Sm. 1934
- "Bulbophyllum mearnsii" Ames (1913 publ. 1914): Mearns' Bulbophyllum
- "Bulbophyllum mediocre" Summerh. ex Exell 1959
- "Bulbophyllum medusae" (Lindl.) Rchb.f. in W.G.Walpers 1861: Medusa's Bulbophyllum
- "Bulbophyllum megalonyx" Rchb.f. 1881
- "Bulbophyllum melanoglossum" Hayata 1914
- "Bulbophyllum melanoxanthum" J.J.Verm. & B.A.Lewis 1991
- "Bulbophyllum melilotus" J.J.Sm. 1929
- "Bulbophyllum melinanthum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum melinoglossum" Schltr. 1913
- "Bulbophyllum meliphagirostrum" P.Royen 1979
- "Bulbophyllum melleum" H.Perrier 1937
- "Bulbophyllum melloi" Pabst 1977
- "Bulbophyllum membranaceum" Teijsm. & Binn. 1855
- "Bulbophyllum membranifolium" Hook.f. 1890: Thin-membraneaceous Leaf Bulbophyllum
- "Bulbophyllum menghaiense" Z.H.Tsi 1981
- "Bulbophyllum menglunense" Z.H.Tsi & Y.Z.Ma 1985
- "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 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 microrhombos" Schltr. 1912
- "Bulbophyllum microsphaerum" Schltr. 1913
- "Bulbophyllum microtepalum" Rchb.f. in W.G.Walpers 1861: Small-tepaled Bulbophyllum
- "Bulbophyllum microtes" Schltr. 1913
- "Bulbophyllum microthamnus" Schltr. 1923
- "Bulbophyllum mimiense" Schltr. 1913
- "Bulbophyllum minahassae" Schltr. 1911
- "Bulbophyllum minax" Schltr. 1924
- "Bulbophyllum mindanaense" Ames 1912
- "Bulbophyllum mindorense" Ames 1907
- "Bulbophyllum miniatum" auct. 1904
- "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 (synonym: ]]"Oncophyllum minutissimum]]" (F.Muell.) D.L.Jones & M.A.Clem. 2001)
- "Bulbophyllum minutulum" Ridl. ex Burkill & Holttum 1923
- "Bulbophyllum minutum" Thouars 1822
- "Bulbophyllum mirabile" Hallier f. 1889
- "Bulbophyllum mirandaianum" Hoehne 1947
- "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 molossus" Rchb.f. 1888: Fierce Bulbophyllum
- "Bulbophyllum monanthos" Ridl. 1897
- "Bulbophyllum monanthum" (Kuntze) J.J.Sm. 1912: Single-flowered Bulbophyllum
- "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 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: Dixon's Bulbophyllum
- "Bulbophyllum mucronatum" (Blume) Lindl. 1830
- "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 muricatum" J.J.Sm. 1911
- "Bulbophyllum muriceum" Schltr. 1913
- "Bulbophyllum murkelense" J.J.Sm. 1928
- "Bulbophyllum muscarirubrum" Seidenf. 1979: Brickred-brush Bulbophyllum
- "Bulbophyllum muscicola" Rchb.f. 1872: Hooker's Bulbophyllum
- "Bulbophyllum muscohaerens" J.J.Verm. & A.L.Lamb 1994
- "Bulbophyllum mutabile" (Blume) Lindl. 1830
- "Bulbophyllum mutabile var. mutabile"
- "Bulbophyllum mutabile var. obesum" J.J.Sm. 1991
- "Bulbophyllum mutatum" J.J.Sm. 1916
- "Bulbophyllum myolaense" Garay, Hamer & Siegerist 1995: Myola Bulbophyllum
- "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 nanopetalum" Seidenf. 1979
- "Bulbophyllum napellii" Lindl. 1842: Napell's Bulbophyllum
- "Bulbophyllum nasica" Schltr. 1913
- "Bulbophyllum nasilabium" Schltr. 1921
- "Bulbophyllum nasseri" Garay 1999
- "Bulbophyllum navicula" Schltr. 1913
- "Bulbophyllum nebularum" Schltr. 1913
- "Bulbophyllum neglectum" Bosser 1965
- "Bulbophyllum negrosianum" Ames 1912
- "Bulbophyllum nematocaulon" Ridl. 1920
- "Bulbophyllum nematopodum" F.Muell. 1872: Worm-like Foot Bulbophyllum
- "Bulbophyllum nematorhizis" Schltr. 1913
- "Bulbophyllum nemorale" L.O.Williams 1938
- "Bulbophyllum nemorosum" (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902
- "Bulbophyllum neocaledonicum" Schltr. 1906
- "Bulbophyllum neoguineense" J.J.Sm. 1908
- "Bulbophyllum neopommeranicum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum nephropetalum" Schltr. 1919
- "Bulbophyllum nervulosum" Frapp. ex Cordem. 1895
- "Bulbophyllum nesiotes" Seidenf. 1979
- "Bulbophyllum newportii" (F.M.Bailey) Rolfe 1909: Newport's Bulbophyllum
- "Bulbophyllum ngoclinhensis" Aver. 1997
- "Bulbophyllum ngoyense" Schltr. 1906
- "Bulbophyllum nieuwenhuisii" J.J.Sm. 1926
- "Bulbophyllum nigericum" Summerh. 1962
- "Bulbophyllum nigrescens" Rolfe 1910: Narrowly Elliptical Bulbophyllum
- "Bulbophyllum nigriflorum" H.Perrier 1937
- "Bulbophyllum nigrilabium" Schltr. 1913
- "Bulbophyllum nigripetalum" Rolfe 1891
- "Bulbophyllum nigritianum" Rendle 1913
- "Bulbophyllum nigropurpureum" Carr 1932
- "Bulbophyllum nipondhii" Seidenf. 1985
- "Bulbophyllum nitens" Jum. & H.Perrier 1912
- "Bulbophyllum nitidum" Schltr. 1912: Shimmering Bulbophyllum
- "Bulbophyllum nodosum" (Rolfe) J.J.Sm. 1912
- "Bulbophyllum notabilipetalum" Seidenf. 1995
- "Bulbophyllum novae-hiberniae" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum nubigenum" Schltr. 1913
- "Bulbophyllum nubinatum" J.J.Verm. 1988
- "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

=== O ===
- "Bulbophyllum oblanceolatum" King & Pantl. 1897
- "Bulbophyllum obliquum" Schltr. 1911
- "Bulbophyllum obovatifolium" J.J.Sm. 1912
- "Bulbophyllum obscuriflorum" H.Perrier 1937
- "Bulbophyllum obtusatum" Schltr. 1924
- "Bulbophyllum obtusiangulum" Z.H.Tsi 1995
- "Bulbophyllum obtusilabium" W.Kittr. (1984 publ. 1985).
- "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 ochraceum" (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902
- "Bulbophyllum ochrochlamys" Schltr. 1913
- "Bulbophyllum ochroleucum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "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: Tooth-shaped Petal Bulbophyllum
- "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 odoratum var. grandiflorum" J.J.Sm. 1919
- "Bulbophyllum odoratum var. odoratum"
- "Bulbophyllum oliganthum" Schltr. 1913
- "Bulbophyllum oligoblepharon" Schltr. 1911
- "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 onivense" H.Perrier 1937
- "Bulbophyllum oobulbum" Schltr. 1913
- "Bulbophyllum ophiuchus" Ridl. 1886
- "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: Projecting Petal Bulbophyllum
- "Bulbophyllum oreocharis" Schltr. 1913
- "Bulbophyllum oreodorum" Schltr. 1924
- "Bulbophyllum oreodoxa" Schltr. 1913
- "Bulbophyllum oreogenum" Schltr. 1913
- "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 orthoglossum" Kraenzl. 1896: Bird Head-like Lip Bulbophyllum
- "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 otoglossum" Tuyama 1971
- "Bulbophyllum ovale" Ridl. 1916
- "Bulbophyllum ovalifolium" (Blume) Lindl. 1830: Oval-leafed Bulbophyllum
- "Bulbophyllum ovalitepalum" J.J.Sm. in L.S.Gibbs 1917
- "Bulbophyllum ovatilabellum" Seidenf. 1979
- "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
- "Bulbophyllum oxysepaloides" Ridl. 1916

=== P ===
- "Bulbophyllum pabstii" Garay 1973
- "Bulbophyllum pachyacris" J.J.Sm. 1908
- "Bulbophyllum pachyanthum" Schltr. 1906
- "Bulbophyllum pachyglossum" Schltr. 1919
- "Bulbophyllum pachyneuron" Schltr. 1911
- "Bulbophyllum pachypus" Schltr. 1924
- "Bulbophyllum pachyrhachis" (A.Rich.) Griseb. 1864: Broad Rachis Bulbophyllum
- "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 palilabre" J.J.Sm. 1914: Pale-lipped Bulbophyllum
- "Bulbophyllum pallens" (Jum. & Perrier) Schltr. 1924
- "Bulbophyllum pallidiflorum" Schltr. 1906
- "Bulbophyllum pallidum" Seidenf. 1979
- "Bulbophyllum pampangense" Ames 1923
- "Bulbophyllum pan" Ridl. 1915
- "Bulbophyllum pandanetorum" Summerh. (1953 publ. 1954).
- "Bulbophyllum pandurella" Schltr. 1924
- "Bulbophyllum paniscus" Ridl. 1916
- "Bulbophyllum pantlingii" Lucksom (1993 publ. 1994).
- "Bulbophyllum pantoblepharon" Schltr. 1924
- "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 papuliferum" Schltr. 1911
- "Bulbophyllum papuliglossum" Schltr. 1913
- "Bulbophyllum papulipetalum" Schltr. 1913
- "Bulbophyllum papulosum" Garay 1999: Warty Bulbophyllum
- "Bulbophyllum parabates" J.J.Verm. 1991
- "Bulbophyllum paranaense" Schltr. 1919
- "Bulbophyllum paranaense var. paranaense"
- "Bulbophyllum pardalinum" Ridl. 1916
- "Bulbophyllum pardalotum" Garay 1995: Leopard-spotted Bulbophyllum
- "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: Spreading Bulbophyllum
- "Bulbophyllum pauciflorum" Ames 1912
- "Bulbophyllum paucisetum" J.J.Sm. 1915
- "Bulbophyllum paululum" Schltr. 1913
- "Bulbophyllum pectenveneris" (Gagnep.) Seidenf. (1973 publ. 1974): Yellow-flowered Bulbophyllum
- "Bulbophyllum pectinatum" Finet 1897: Comb-like Bulbophyllum, Grand Bulbophyllum
- "Bulbophyllum pelicanopsis" J.J.Verm. & A.L.Lamb 1988
- "Bulbophyllum peltopus" Schltr. 1913
- "Bulbophyllum pemae" Schltr. 1913
- "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: eninsula Bulbophyllum
- "Bulbophyllum pentaneurum" Seidenf. 1979
- "Bulbophyllum pentastichum" (Pfitzer ex Kraenzl.) H.Perrier 1939
- "Bulbophyllum peperomiifolium" J.J.Sm. 1918
- "Bulbophyllum peramoenum" Ames, Philipp. (1913 publ. 1914).
- "Bulbophyllum percoroiculatum" H.Perrier 1951
- "Bulbophyllum perductum" J.J.Sm. 1905
- "Bulbophyllum perductum var. perductum"
- "Bulbophyllum perductum var. sebesiense" J.J.Sm. 1922
- "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 pervillei" Rolfe ex Scott-Elliot 1891
- "Bulbophyllum petiolare" Thwaites 1861
- "Bulbophyllum petiolatum" J.J.Sm. 1910
- "Bulbophyllum peyerianum" (Kraenzl.) Seidenf. (1973 publ. 1974).
- "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: Phalaenopsis-like Bulbophyllum
- "Bulbophyllum phayamense" Seidenf. 1979
- "Bulbophyllum philippinense" Ames 1920
- "Bulbophyllum phillipsianum" Kores 1991
- "Bulbophyllum phormion" J.J.Verm. 1992
- "Bulbophyllum phreatiopse" J.J.Verm. 1993
- "Bulbophyllum phymatum" J.J.Verm. 1982
- "Bulbophyllum physocoryphum" Seidenf. 1979
- "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 pinicolum" Gagnep. 1930
- "Bulbophyllum pipio" Rchb.f. 1876
- "Bulbophyllum pisibulbum" J.J.Sm. 1914
- "Bulbophyllum placochilum" J.J.Verm. 1991
- "Bulbophyllum plagiatum" Ridl. 1916
- "Bulbophyllum plagiopetalum" Schltr. 1913
- "Bulbophyllum planibulbe" (Ridl.) Ridl. 1907
- "Bulbophyllum planitiae" J.J.Sm. 1910
- "Bulbophyllum platypodum" H.Perrier 1937
- "Bulbophyllum pleiopterum" Schltr. 1912
- "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 poilanei" Gagnep. 1930
- "Bulbophyllum polliculosum" Seidenf. 1973
- "Bulbophyllum polyblepharon" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum polycyclum" J.J.Verm. 1996
- "Bulbophyllum polygaliflorum" J.J.Wood 1984
- "Bulbophyllum polyphyllum" Schltr. 1913
- "Bulbophyllum polyrrhizum" Lindl. 1830
- "Bulbophyllum polystictum" Schltr. 1913 (now synonym of ]]"Bulbophyllum erythrostictum]]" Ormerod 2005)
- "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 praestans" Kraenzl. 1904
- "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 procerum" Schltr. 1913
- "Bulbophyllum proculcastris" J.J.Verm. 2000
- "Bulbophyllum profusum" Ames 1912
- "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 pseudofilicaule" J.J.Sm. 1935
- "Bulbophyllum pseudopelma" J.J.Verm. & P.O'Byrne 2003
- "Bulbophyllum pseudoserrulatum" J.J.Sm. 1912
- "Bulbophyllum pseudotrias" J.J.Verm. 1996
- "Bulbophyllum psilorhopalon" Schltr. 1913
- "Bulbophyllum psittacoglossum" Rchb.f. 1863: Parrot-tongue Bulbophyllum
- "Bulbophyllum psychoon" Rchb.f. 1878: Butterfly Egg Bulbophyllum
- "Bulbophyllum ptiloglossum" H.Wendl. & Kraenzl. 1897
- "Bulbophyllum ptilotes" Schltr. 1913
- "Bulbophyllum ptychantyx" J.J.Verm. 1993
- "Bulbophyllum pubiflorum" Schltr. 1911
- "Bulbophyllum pugilanthum" J.J.Wood 1994
- "Bulbophyllum puguahaanense" Ames 1915
- "Bulbophyllum pulchellum" Ridl. 1907
- "Bulbophyllum pulchrum" (N.E.Br.) J.J.Sm. 1912
- "Bulbophyllum pulvinatum" Schltr. 1913
- "Bulbophyllum pumilio" C.S.P.Parish & Rchb.f. 1874
- "Bulbophyllum punamense" Schltr. 1913
- "Bulbophyllum punctatum" Barb.Rodr. 1877
- "Bulbophyllum pungens" Schltr. 1913
- "Bulbophyllum pungens var. pachyphyllum" Schltr. 1913
- "Bulbophyllum pungens var. pungens"
- "Bulbophyllum puntjakense" J.J.Sm. 1907
- "Bulbophyllum purpurascens" Teijsm. & Binn. 1862: Purple Bulbophyllum
- "Bulbophyllum purpurellum" Ridl. 1916
- "Bulbophyllum purpureorhachis" (De Wild.) Schltr. 1914: Purple Inflorescence Bulbophyllum
- "Bulbophyllum purpureum" Thwaites 1861
- "Bulbophyllum pusillum" Thouars 1822
- "Bulbophyllum pustulatum" Ridl. 1898: Blistered Bulbophyllum
- "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: Swollen-belly Bulbophyllum
- "Bulbophyllum quadrangulare var. latisepalum" J.J.Sm. 1916
- "Bulbophyllum quadrangulare var. quadrangulare"
- "Bulbophyllum quadrangulum" Z.H.Tsi 1981
- "Bulbophyllum quadrialatum" H.Perrier 1939
- "Bulbophyllum quadricarinum" Kores 1989
- "Bulbophyllum quadricaudatum" J.J.Sm. 1911
- "Bulbophyllum quadrichaete" Schltr. 1913
- "Bulbophyllum quadricolor" (Barb.Rodr.) Cogn. in C.F.P.von Martius & auct. suc. (eds.) 1902
- "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
- "Bulbophyllum quinquelobum var. lancilabium" Schltr. 1913
- "Bulbophyllum quinquelobum var. quinquelobum"

=== R ===
- "Bulbophyllum racemosum" Rolfe 1893
- "Bulbophyllum radicans" F.M.Bailey 1897
- "Bulbophyllum rajanum" J.J.Sm. 1927
- "Bulbophyllum ramulicola" Schuit. & de Vogel 2002
- "Bulbophyllum ramulicola" Schuit. & de Vogel 2002
- "Bulbophyllum ranomafanae" Bosser & P.J.Cribb 2001
- "Bulbophyllum rariflorum" J.J.Sm. 1908
- "Bulbophyllum rarum" Schltr. 1913
- "Bulbophyllum rauhii" Toill.-Gen. & Bosser 1961
- "Bulbophyllum rauhii var. andranobeense" Bosser 1971
- "Bulbophyllum rauhii var. rauhii"
- "Bulbophyllum raui" Arora (1969 publ. 1972).
- "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 reflexum" Ames & C.Schweinf. in O.Ames 1920
- "Bulbophyllum refractilingue" J.J.Sm. 1931
- "Bulbophyllum refractum" (Zoll.) Rchb.f. in W.G.Walpers 1861
- "Bulbophyllum regnellii" Rchb.f. 1850: Regnell's Bulbophyllum
- "Bulbophyllum reichenbachianum" Kraenzl. 1893
- "Bulbophyllum reichenbachii" (Kuntze) Schltr. 1915
- "Bulbophyllum reilloi" Ames (1913 publ. 1914).
- "Bulbophyllum remiferum" Carr 1933
- "Bulbophyllum renipetalum" Schltr. 1913
- "Bulbophyllum renkinianum" (Laurent) De Wild. 1921
- "Bulbophyllum repens" Griff. 1851
- "Bulbophyllum reptans" (Lindl.) Lindl. in N.Wallich 1829: Crawling Bulbophyllum
- "Bulbophyllum restrepina" Ridl. 1893
- "Bulbophyllum resupinatum" Ridl. 1887
- "Bulbophyllum resupinatum var. filiforme" (Kraenzl.) J.J.Verm. 1986: Thread-shaped Bulbophyllum
- "Bulbophyllum resupinatum var. resupinatum"
- "Bulbophyllum reticulatum" Bateman ex Hook.f. 1866: Net-like Veined Bulbophyllum
- "Bulbophyllum retusiusculum" Rchb.f. 1869
- "Bulbophyllum retusiusculum var. oreogenes" (W.W.Sm.) Z.H.Tsi 1995
- "Bulbophyllum retusiusculum var. retusiusculum"
- "Bulbophyllum retusiusculum var. tigridum" (Hance) Z.H.Tsi 1995
- "Bulbophyllum rheedei" Manilal & Sath.Kumar 1991
- "Bulbophyllum rhizomatosum" Ames & C.Schweinf. in O.Ames 1920
- "Bulbophyllum rhodoglossum" Schltr. 1913
- "Bulbophyllum rhodoleucum" Schltr. 1913
- "Bulbophyllum rhodoneuron" Schltr. 1913
- "Bulbophyllum rhodosepalum" Schltr. 1901
- "Bulbophyllum rhodostachys" Schltr. 1916
- "Bulbophyllum rhodostictum" Schltr. 1913
- "Bulbophyllum rhomboglossum" Schltr. 1913
- "Bulbophyllum rhopaloblepharon" Schltr. 1913
- "Bulbophyllum rhopalophorum" Schltr. 1913
- "Bulbophyllum rhynchoglossum" Schltr. 1910
- "Bulbophyllum ricaldonei" Leite 1948
- "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: Rigid Bulbophyllum
- "Bulbophyllum riparium" J.J.Sm. 1929
- "Bulbophyllum rivulare" Schltr. 1913
- "Bulbophyllum riyanum" Fukuy. 1935
- "Bulbophyllum rojasii" L.O.Williams 1940
- "Bulbophyllum rolfei" (Kuntze) Seidenf. 1979
- "Bulbophyllum romburghii" J.J.Sm. 1907
- "Bulbophyllum roraimense" Rolfe 1896
- "Bulbophyllum rosemarianum" Sath.Kumar 2001
- "Bulbophyllum roseopunctatum" Schltr. 1913
- "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 rubroguttatum" Seidenf. 1985
- "Bulbophyllum rubrolabellum" T.P.Lin 1975
- "Bulbophyllum rubrolabium" Schltr. 1916
- "Bulbophyllum rubrolineatum" Schltr. 1923
- "Bulbophyllum rubromaculatum" W.Kittr. (1984 publ. 1985).
- "Bulbophyllum rubrum" Jum. & H.Perrier 1912
- "Bulbophyllum ruficaudatum" Ridl. 1910
- "Bulbophyllum rufilabrum" C.S.P.Parish ex Hook.f. 1890: Fox-red Lip Bulbophyllum
- "Bulbophyllum rufinum" Rchb.f. 1881: Fox-red Bulbophyllum
- "Bulbophyllum rugosibulbum" Summerh. 1960
- "Bulbophyllum rugosisepalum" Seidenf. 1979
- "Bulbophyllum rugosum" Ridl. 1897
- "Bulbophyllum rugulosum" J.J.Sm. 1935
- "Bulbophyllum rupestre" J.J.Sm. 1915
- "Bulbophyllum rupicola" Barb.Rodr. 1877: Rock-growing Bulbophyllum
- "Bulbophyllum rutenbergianum" Schltr. 1924

=== S ===
- "Bulbophyllum saccolabioides" J.J.Sm. 1929
- "Bulbophyllum salaccense" Rchb.f. 1857
- "Bulbophyllum salebrosum" J.J.Sm. 1927
- "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 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 sanguineopunctatum" Seidenf. & A.D.Kerr (1973 publ. 1974)
- "Bulbophyllum sanguineum" H.Perrier 1937
- "Bulbophyllum sanitii" Seidenf. 1970
- "Bulbophyllum santoense" J.J.Verm. 1993
- "Bulbophyllum santosii" Ames 1915: Santos' Bulbophyllum
- "Bulbophyllum sapphirinum" Ames 1915
- "Bulbophyllum sarasinorum" Schltr. 1925
- "Bulbophyllum sarcanthiforme" Ridl. 1916
- "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. sarcorhachis"
- "Bulbophyllum sarcoscapum" Teijsm. & Binn. 1867
- "Bulbophyllum saronae" Garay 1999: Sharon's Bulbophyllum
- "Bulbophyllum sauguetiense" Schltr. 1913
- "Bulbophyllum saurocephalum" Rchb.f. 1886: Lizard's Head Bulbophyllum
- "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: Rough Bulbophyllum
- "Bulbophyllum scabrum" J.J.Verm. & A.L.Lamb 1988
- "Bulbophyllum scaphiforme" J.J.Verm. 2002: Boat-shaped Bulbophyllum
- "Bulbophyllum scaphosepalum" Ridl. 1916
- "Bulbophyllum scariosum" Summerh. 1953
- "Bulbophyllum sceliphron" J.J.Verm. 1991
- "Bulbophyllum scheffleri" (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 sciadanthum" F.Muell. 1882
- "Bulbophyllum sciaphile" Bosser 1965
- "Bulbophyllum scintilla" Ridl. 1908
- "Bulbophyllum scitulum" Ridl. 1916
- "Bulbophyllum scopa" J.J.Verm. 1990
- "Bulbophyllum scopula" Schltr. 1913
- "Bulbophyllum scotiifolium" J.J.Sm. 1918
- "Bulbophyllum scrobiculilabre" J.J.Sm. 1914
- "Bulbophyllum scutiferum" J.J.Verm. 1993
- "Bulbophyllum scyphochilus" Schltr. 1912
- "Bulbophyllum scyphochilus var. phaeanthum" Schltr. 1912
- "Bulbophyllum scyphochilus var. scyphochilus"
- "Bulbophyllum secundum" Hook.f. 1890
- "Bulbophyllum semiasperum" J.J.Sm. 1934
- "Bulbophyllum semiteres" Schltr. 1913
- "Bulbophyllum semiteretifolium" Gagnep. 1930
- "Bulbophyllum semperflorens" J.J.Sm. 1907
- "Bulbophyllum sempiternum" Ames 1920
- "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 sessiliflorum" Kraenzl. in H.G.Reichenbach 1896
- "Bulbophyllum setaceum" T.P.Lin 1975: Bristly Bulbophyllum
- "Bulbophyllum setigerum" Lindl. 1838
- "Bulbophyllum setuliferum" J.J.Verm. & Saw 2000
- "Bulbophyllum shanicum" King & Pantl. 1897
- "Bulbophyllum shepherdii" (F.Muell.) Rchb.f. 1871: Shephard's Bulbophyllum
- "Bulbophyllum shweliense" W.W.Sm. 1921: Shweil Bulbophyllum
- "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: Marked Bulbophyllum
- "Bulbophyllum sikapingense" J.J.Sm. 1920
- "Bulbophyllum silentvalliensis" M.P.Sharma & S.K.Srivast. 1993
- "Bulbophyllum sillenianum" Rchb.f. 1884
- "Bulbophyllum similare" Garay, Hamer & Siegerist 1994
- "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: Outstanding Bulbophyllum
- "Bulbophyllum singuliflorum" W.Kittr. (1984 publ. 1985)
- "Bulbophyllum skeatianum" Ridl. 1915
- "Bulbophyllum smithianum" Schltr. 1911
- "Bulbophyllum smitinandii" Seidenf. & Thorut 1996
- "Bulbophyllum sociale" Rolfe 1918
- "Bulbophyllum solteroi" R.González 1992
- "Bulbophyllum sopoetanense" Schltr. 1911: Mt. Sopoetan Bulbophyllum
- "Bulbophyllum sordidum" Lindl. 1840
- "Bulbophyllum sororculum" J.J.Verm. 2002
- "Bulbophyllum spadiciflorum" Tixier 1966
- "Bulbophyllum spathaceum" Rolfe 1893
- "Bulbophyllum spathilingue" J.J.Sm. 1908
- "Bulbophyllum spathipetalum" J.J.Sm. 1908
- "Bulbophyllum spathulatum" (Rolfe ex E.Cooper) Seidenf. 1970
- "Bulbophyllum speciosum" Schltr. 1912: Outstanding Bulbophyllum
- "Bulbophyllum sphaeracron" Schltr. 1913
- "Bulbophyllum sphaericum" Z.H.Tsi & H.Li 1981
- "Bulbophyllum sphaerobulbum" H.Perrier 1937
- "Bulbophyllum spissum" J.J.Verm. 1996
- "Bulbophyllum spongiola" J.J.Verm. 1996
- "Bulbophyllum stabile" J.J.Sm. 1911
- "Bulbophyllum steffensii" Schltr. 1925
- "Bulbophyllum stelis" J.J.Sm. 1927
- "Bulbophyllum stellatum" Ames 1912: Star-like Bulbophyllum
- "Bulbophyllum stellula" Ridl. 1916
- "Bulbophyllum stenobulbon" C.S.P.Parish & Rchb.f. 1874: Slender-bulbed Bulbophyllum
- "Bulbophyllum stenochilum" Schltr. 1913
- "Bulbophyllum stenophyllum" C.S.P.Parish & Rchb.f. 1874
- "Bulbophyllum stenophyton" (Garay & W.Kittr.) ined.
- "Bulbophyllum stenorhopalon" Schltr. 1921
- "Bulbophyllum stenurum" J.J.Verm. & P.O'Byrne 2003
- "Bulbophyllum sterile" (Lam.) Suresh in D.H.Nicolson, C.R.Suresh & K.S.Manilal 1988: Tailed Bulbophyllum
- "Bulbophyllum steyermarkii" Foldats 1968: Steyermark's Bulbophyllum
- "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 stolleanum" Schltr. 1923
- "Bulbophyllum stolzii" Schltr. 1915
- "Bulbophyllum stormii" J.J.Sm. 1907: Storm's Bulbophyllum
- "Bulbophyllum streptotriche" J.J.Verm. 1991
- "Bulbophyllum striatellum" Ridl. 1890
- "Bulbophyllum striatum" (Griff.) Rchb.f. in W.G.Walpers 1861
- "Bulbophyllum suavissimum" Rolfe 1889: Mild Bulbophyllum
- "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 subebulbum" Gagnep. 1950
- "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 subtenellum" Seidenf. 1979: Very Delicate Bulbophyllum
- "Bulbophyllum subtrilobatum" Schltr. 1913
- "Bulbophyllum subuliferum" Schltr. 1911
- "Bulbophyllum subulifolium" Schltr. 1913
- "Bulbophyllum subumbellatum" Ridl. 1896: Subumbellate Bulbophyllum
- "Bulbophyllum subverticillatum" Ridl. 1925
- "Bulbophyllum succedaneum" J.J.Sm. 1927
- "Bulbophyllum sukhakulii" Seidenf. 1995
- "Bulbophyllum sulawesii" Garay, Hamer & Siegerist 1996: Sulawesi Bulbophyllum
- "Bulbophyllum sulcatum" (Blume) Lindl. 1830
- "Bulbophyllum sulfureum" Schltr. 1924: Sulphur-yellow Bulbophyllum
- "Bulbophyllum superfluum" Kraenzl. 1929
- "Bulbophyllum superpositum" Schltr. 1913
- "Bulbophyllum supervacaneum" Kraenzl. 1929
- "Bulbophyllum surigaense" Ames & Quisumb. (1933 publ. 1934)
- "Bulbophyllum sutepense" (Rolfe ex Downie) Seidenf. & Smitinand 1961
- "Bulbophyllum systenochilum" J.J.Verm. 1993

=== 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 taiwanense" (Fukuy.) K.Nakaj. 1973
- "Bulbophyllum talauense" (J.J.Sm.) Carr 1932
- "Bulbophyllum tampoketsense" H.Perrier 1937
- "Bulbophyllum tanystiche" J.J.Verm. 1993
- "Bulbophyllum tardeflorens" Ridl. 1896
- "Bulbophyllum tectipes" J.J.Verm. & P.O'Byrne 2003
- "Bulbophyllum tectipetalum" J.J.Sm. 1929
- "Bulbophyllum tectipetalum var. longisepalum" J.J.Sm. 1929
- "Bulbophyllum tectipetalum var. maximum" J.J.Sm. 1929
- "Bulbophyllum tectipetalum var. tectipetalum"
- "Bulbophyllum tekuense" Carr 1930
- "Bulbophyllum tenellum" (Blume) Lindl. 1830: Very Delicate Bead Necklace Bulbophyllum
- "Bulbophyllum tengchongense" Z.H.Tsi 1989
- "Bulbophyllum tenompokense" J.J.Sm. 1934
- "Bulbophyllum tentaculatum" Schltr. 1913
- "Bulbophyllum tentaculiferum" Schltr. 1913: Tentacle-carrying Bulbophyllum
- "Bulbophyllum tenue" Schltr. 1913
- "Bulbophyllum tenuifolium" (Blume) Lindl. 1830
- "Bulbophyllum tenuipes" Schltr. 1913
- "Bulbophyllum teres" Carr 1935
- "Bulbophyllum teresense" Ruschi 1946
- "Bulbophyllum teretibulbum" H.Perrier 1937
- "Bulbophyllum teretifolium" Schltr. 1905
- "Bulbophyllum teretilabre" J.J.Sm. 1913
- "Bulbophyllum ternatense" J.J.Sm. 1932
- "Bulbophyllum tetragonum" Lindl. 1830
- "Bulbophyllum teysmannii" J.J.Sm. 1905
- "Bulbophyllum thaiorum" J.J.Sm. 1912: Thailand Bulbophyllum
- "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 thomense" Summerh. 1937
- "Bulbophyllum thompsonii" Ridl. 1885: Thompson's Bulbophyllum
- "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 titanea" Ridl. 1908
- "Bulbophyllum tixieri" Seidenf. 1992: Tixier's Bulbophyllum
- "Bulbophyllum tjadasmalangense" J.J.Sm. 1918
- "Bulbophyllum toilliezae" Bosser 1965
- "Bulbophyllum tokioi" Fukuy. 1935
- "Bulbophyllum toppingii" Ames (1913 publ. 1914)
- "Bulbophyllum toranum" J.J.Sm. 1912
- "Bulbophyllum torquatum" J.J.Sm. 1929
- "Bulbophyllum torricellense" Schltr. 1913
- "Bulbophyllum tortum" Schltr. 1913: Twisted-flower Bulbophyllum
- "Bulbophyllum tortuosum" (Blume) Lindl. 1830: Twisted-bulb Bulbophyllum
- "Bulbophyllum trachyanthum" Kraenzl. 1894: Rough-flowered Bulbophyllum
- "Bulbophyllum trachybracteum" Schltr. 1913
- "Bulbophyllum trachyglossum" Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
- "Bulbophyllum trachypus" Schltr. 1913
- "Bulbophyllum tremulum" Wight 1851: Tremulous Bulbophyllum
- "Bulbophyllum triadenium" (Lindl.) Rchb.f. in W.G.Walpers 1861
- "Bulbophyllum triandrum" Schltr. 1913
- "Bulbophyllum triaristella" Schltr. 1913
- "Bulbophyllum tricanaliferum" J.J.Sm. 1913
- "Bulbophyllum tricarinatum" Petch 1923
- "Bulbophyllum trichaete" Schltr. 1913
- "Bulbophyllum trichambon" Schltr. 1913
- "Bulbophyllum trichocephalum" (Schltr.) Tang & F.T.Wang 1951: Hairy-headed Bulbophyllum
- "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: Three-horned Bulbophyllum
- "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 trilineatum" H.Perrier 1937
- "Bulbophyllum trimenii" (Hook.f.) J.J.Sm. 1912
- "Bulbophyllum trinervium" J.J.Sm. 1935
- "Bulbophyllum tripaleum" Seidenf. 1979
- "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: Dark Bulbophyllum
- "Bulbophyllum tristelidium" W.Kittr. (1984 publ. 1985)
- "Bulbophyllum triurum" Kraenzl. 1904
- "Bulbophyllum triviale" Seidenf. 1979
- "Bulbophyllum trulliferum" J.J.Verm. & A.L.Lamb 1994
- "Bulbophyllum truncatum" J.J.Sm. 1913
- "Bulbophyllum truncicola" Schltr. 1913
- "Bulbophyllum tryssum" J.J.Verm. & A.L.Lamb 1994
- "Bulbophyllum tseanum" (S.Y.Hu & Barretto) Z.H.Tsi 1999
- "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 ulcerosum" J.J.Sm. 1910
- "Bulbophyllum umbellatum" Lindl. 1830: Umbrella Bulbophyllum
- "Bulbophyllum umbellatum var. fuscescens" (Hook.f.) P.K.Sarkar 1984
- "Bulbophyllum umbellatum var. umbellatum"
- "Bulbophyllum umbonatum" Kraenzl. 1916
- "Bulbophyllum umbraticola" Schltr. 1913
- "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: Single-flowered Bulbophyllum
- "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: Single-tubed Bulbophyllum
- "Bulbophyllum univenum" J.J.Verm. 1993
- "Bulbophyllum urceolatum" A.D.Hawkes 1952
- "Bulbophyllum uroglossum" Schltr. 1921
- "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: Vagina Bulbophyllum
- "Bulbophyllum valeryi" J.J.Verm. & P.O'Byrne 2003
- "Bulbophyllum validum" Carr 1933
- "Bulbophyllum vanessa" King & Pantl. 1897
- "Bulbophyllum vanum" J.J.Verm. 1984
- "Bulbophyllum vanvuurenii" J.J.Sm. 1917: Van Vuuren's Bulbophyllum
- "Bulbophyllum vareschii" Foldats 1968
- "Bulbophyllum variabile" Ridl. 1898
- "Bulbophyllum variegatum" Thouars 1822
- "Bulbophyllum ventriosum" H.Perrier 1937
- "Bulbophyllum vermiculare" Hook.f. 1890
- "Bulbophyllum verruciferum" Schltr. 1913
- "Bulbophyllum verruciferum var. carinatisepalum" Schltr. 1913
- "Bulbophyllum verruciferum var. verruciferum"
- "Bulbophyllum verruculatum" Schltr. 1913
- "Bulbophyllum verruculiferum" H.Perrier 1951
- "Bulbophyllum versteegii" J.J.Sm. 1908
- "Bulbophyllum vesiculosum" J.J.Sm. 1917
- "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 vinaceum" Ames & C.Schweinf. in O.Ames 1920: Wine-red Bulbophyllum
- "Bulbophyllum violaceolabellum" Seidenf. 1981
- "Bulbophyllum violaceum" (Blume) Lindl. 1830: Violet Bulbophyllum
- "Bulbophyllum virescens" J.J.Sm. 1900: Greenish Bulbophyllum
- "Bulbophyllum viridiflorum" (Hook.f.) Schltr. 1910
- "Bulbophyllum vitellinum" Ridl. 1897
- "Bulbophyllum vittatum" Teijsm. & Binn. 1862
- "Bulbophyllum volkensii" Schltr. 1914
- "Bulbophyllum vulcanicum" Kraenzl. 1914
- "Bulbophyllum vulcanorum" H.Perrier 1938
- "Bulbophyllum vutimenaense" B.A.Lewis 1992

=== W ===
- "Bulbophyllum wadsworthii" Dockrill 1964
- "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 warmingianum" Cogn. 1902: Warming's Bulbophyllum
- "Bulbophyllum weberbauerianum" Kraenzl. 1905
- "Bulbophyllum weberi" Ames 1912
- "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: Wendland's Bulbophyllum
- "Bulbophyllum wenzelii" Ames (1913 publ. 1914)
- "Bulbophyllum werneri" Schltr. 1913: Werner's Bulbophyllum
- "Bulbophyllum whitfordii" Rolfe in O.Ames 1905
- "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
- "Bulbophyllum woelfliae" Garay, Senghas & K.Lemcke 1996
- "Bulbophyllum wolfei" B.Gray & D.L.Jones 1991
- "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 xanthophaeum" Schltr. 1913
- "Bulbophyllum xanthornis" Schuit. & de Vogel 2002
- "Bulbophyllum xanthornis" Schuit. & de Vogel 2002
- "Bulbophyllum xanthotes" Schltr. 1913
- "Bulbophyllum xanthum" Ridl. 1920
- "Bulbophyllum xenosum" J.J.Verm. 1996
- "Bulbophyllum xiphion" J.J.Verm. 1996
- "Bulbophyllum xylocarpi" J.J.Sm. 1927
- "Bulbophyllum xylophyllum" C.S.P.Parish & Rchb.f. 1874

=== Y ===
- "Bulbophyllum yoksunense" J.J.Sm. 1912
- "Bulbophyllum yuanyangense" Z.H.Tsi 1995
- "Bulbophyllum yunnanense" Rolfe 1901

=== Z ===
- "Bulbophyllum zambalense" Ames 1912
- "Bulbophyllum zamboangense" Ames (1913 publ. 1914)
- "Bulbophyllum zaratananae" Schltr. 1924
- "Bulbophyllum zebrinum" J.J.Sm. 1911

== Xem thêm ==
- Phân loại họ Lan

== Tham khảo ==
- The Bulbophyllum-Checklist
- The World Checklist of Monocotyledons
- The internet Orchid species Photo Encyclopedia