Daftar spesies Bulbophyllum

***[[Bulbophyllum]]*** adalah genus anggrek yang terdiri dari lebih dari 2.000 spesies di berbagai belahan dunia. Berikut adalah daftarnya:

## Spesies

### A
* *[[Bulbophyllum abbreviatum]]* Schltr. 1924
* *[[Bulbophyllum abbrevilabium]]* Carr 1932
* *[[Bulbophyllum aberrans]]* Schltr. 1911
* *[[Bulbophyllum ablepharon]]* Schltr. 1923
* *[[Bulbophyllum absconditum]]* J.J.Sm. 1905
** *Bulbophyllum absconditum* subsp. *absconditum*
** *Bulbophyllum absconditum* subsp. *hastula* J.J.Verm. 1993
* *[[Bulbophyllum acanthoglossum]]* Schltr. 1913
* *[[Bulbophyllum acropogon]]* Schltr. 1913
* *[[Bulbophyllum acuminatum]]* (Ridl.) Ridl. 1907: Tapering-flower Bulbophyllum
* *[[Bulbophyllum acutibracteatum]]* De Wild. 1921
** *Bulbophyllum acutibracteatum* var. *acutibracteatum*
** *Bulbophyllum acutibracteatum* var. *rubrobrunneopapillosum* (De Wild.) J.J.Verm. 1986
* *[[Bulbophyllum acutiflorum]]* A.Rich. 1841
* *[[Bulbophyllum acutilingue]]* J.J.Sm. 1908
* *[[Bulbophyllum acutilobum]]* J.J.Verm. & P.O'Byrne 2008
* *[[Bulbophyllum acutispicatum]]* H.Perrier 1951
* *[[Bulbophyllum adangense]]* Seidenf. 1979
* *[[Bulbophyllum adelphidium]]* J.J.Verm. 1993
* *[[Bulbophyllum adenoblepharon]]* Schltr. 1913
* *[[Bulbophyllum adiamantinum]]* Brade 1951
* *[[Bulbophyllum adjungens]]* Seidenf. 1979
* *[[Bulbophyllum adolphii]]* Schltr. 1921
* *[[Bulbophyllum aechmophorum]]* J.J.Verm. 1993
* *[[Bulbophyllum aemulum]]* Schltr. 1905
* *[[Bulbophyllum aeolium]]* Ames (1913 terbit 1914)
** *Bulbophyllum aeolium* subsp. *aeolium*
** *Bulbophyllum aeolium* subsp. *padasense*
* *[[Bulbophyllum aestivale]]* Ames 1915
* *[[Bulbophyllum affine]]* Wall. ex Lindl. 1830: Similar Bulbophyllum
* *[[Bulbophyllum afzelii]]* Schltr. 1918
** *Bulbophyllum afzelii* var. *afzelii*
** *Bulbophyllum afzelii* var. *microdoron* (Schltr.) Bosser 1965
* *[[Bulbophyllum agapethoides]]* Schltr. 1911
* *[[Bulbophyllum agastor]]* Garay, Hamer & Siegerist 1996: Flat Bulbophyllum
* *[[Bulbophyllum aggregatum]]* Besser 1965: Crowded Bulbophyllum
* *[[Bulbophyllum aithorhachis]]* J.J.Verm. 1996
* *[[Bulbophyllum alabastraceus]]* P.Royen 1979
* *[[Bulbophyllum alagense]]* Ames 1907: Alag River Bulbophyllum
* *[[Bulbophyllum alatum]]* J.J.Verm. 1991
* *[[Bulbophyllum albibracteum]]* Seidenf. 1979
* *[[Bulbophyllum albidostylidium]]* Seidenf. 1995
* *[[Bulbophyllum albociliatum]]* (Tang S.Liu & H.Y.Su) K.Nakaj. 1973
** *Bulbophyllum albociliatum* var. albociliatum*
** *Bulbophyllum albociliatum* var. *shanlinshiense* T.P.Lin & Y.N.Chang (2013)
** *Bulbophyllum albociliatum* var. *weiminianum* T.P.Lin & Y.N.Chang (2005)
* *Bulbophyllum alboroseum* Ames 1922
* *Bulbophyllum alcicorne* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum alexandrae* Schltr. 1925: Alexander's Bulbophyllum
* *Bulbophyllum algidum* Ridl. 1916
* *Bulbophyllum alinae* Szlach.(2001)
* *Bulbophyllum alkmaarense* J.J.Sm. 1911
* *Bulbophyllum alleizettei* Schltr. 1922
* *Bulbophyllum allenkerrii* [[Gunnar Seidenfaden|Seidenf.]] 1979: Allen Kerr's Bulbophyllum
* *Bulbophyllum alliifolium* J.J.Sm. 1905
* *Bulbophyllum allotrion* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum alpinum* (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum alsiosum* Ames 1912
* *Bulbophyllum alticaule* Ridl. 1916
* *Bulbophyllum alticola* Schltr. 1912
* *Bulbophyllum alveatum* J.J.Verm. 1993
* *Bulbophyllum amauroloma* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum amazonicum* L.O.Williams 1939
* *Bulbophyllum ambatoavense* Bosser 2004
* *Bulbophyllum amblyacron* Schltr. 1913
* *Bulbophyllum amblyanthum* Schltr. 1913
* *Bulbophyllum ambrense* H.Perrier 1937
* *Bulbophyllum ambrosia* (Hance) Schltr. 1919: Sweet-smelling Bulbophyllum
** *Bulbophyllum ambrosia* subsp. *ambrosia*
** *Bulbophyllum ambrosia* subsp. *nepalensis* J.J.Wood 1986
* *Bulbophyllum amoenum* Bosser 1965
* *Bulbophyllum amorosoanum* Naive, M.Leon & Cootes (2017)
* *Bulbophyllum amphorimorphum* H.Perrier 1951
* *Bulbophyllum amplebracteatum* Teijsm. & Binn. 1862
** *Bulbophyllum amplebracteatum* subsp. *amplebracteatum*
** *Bulbophyllum amplebracteatum* subsp. *carunculatum* (Garay, Hamer & Siegerist) J.J.Verm. & P.O'Byrne (2011).
** *Bulbophyllum amplebracteatum* subsp. *orthoglossum* (H.Wendl. & Kraenzl.) J.J.Verm. & P.O'Byrne (2011).
* *Bulbophyllum amplifolium* (Rolfe) N.P.Balakr. & Sud.Chowdhury 1968
* *Bulbophyllum amplistigmaticum* Kores 1989
* *Bulbophyllum anaclastum* J.J.Verm. 1993
* *Bulbophyllum anakbaruppui* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum analamazoatrae* Schltr. 1924
* *Bulbophyllum anascaputum* Cootes, Cabactulan (2017)
* *Bulbophyllum anceps* Rolfe 1892
* *Bulbophyllum andersonii* (Hook.f.) J.J.Sm. 1912
* *Bulbophyllum andohahelense* H.Perrier 1939
* *Bulbophyllum andreeae* A.D.Hawkes 1956
* *Bulbophyllum anguliferum* Ames & C.Schweinf. in O.Ames 1920: Angle-carrying Bulbophyllum
* *Bulbophyllum angusteovatum* Seidenf. 1979
* *Bulbophyllum angustifolium* (Blume) Lindl. 1830
* *Bulbophyllum angustipetalum* (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum anisopterum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum anjae* J.J.Verm. & de Vogel (2014)
* *Bulbophyllum anjozorobeense* Bosser 2000
* *Bulbophyllum ankaizinense* (Jum. & Perrier) Schltr. 1924: Ankaizine Bulbophyllum
* *Bulbophyllum ankaratranum* Schltr. 1924
* *Bulbophyllum ankerae* J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum ankylochele* J.J.Verm. 1993
* *Bulbophyllum ankylodon* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum ankylorhinon* J.J.Verm. 1992
* *Bulbophyllum annamense* (Garay) Sieder & Kiehn (2009)
* *Bulbophyllum annandalei* Ridl. 1920
* *Bulbophyllum anodon* J.J.Verm., Thavipoke & J.Phelps (2014)
* *Bulbophyllum antennatum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum antenniferum* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum antheae* (J.J.Verm. & A.L.Lamb) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum antioquiense* Kraenzl. 1899
* *Bulbophyllum antongilense* Schltr. 1924
* *Bulbophyllum apertum* Schltr. 1906
* *Bulbophyllum apetalum* Lindl. (1862)
* *Bulbophyllum aphanopetalum* Schltr. 1906
* *Bulbophyllum apheles* J.J.Verm. 1991
* *Bulbophyllum apiculatum* Schltr. 1913
* *Bulbophyllum apiferum* Carr 1930
* *Bulbophyllum apodum* Hook.f. 1890: Bulbless Bulbophyllum
* *Bulbophyllum apoense* Schuit. & de Vogel 2003
* *Bulbophyllum appendiculatum* (Rolfe) J.J.Sm. 1912
* *Bulbophyllum appressicaule* Ridl. 1917
* *Bulbophyllum appressum* Schltr. 1913
* *Bulbophyllum approximatum* Ridl. 1886
* *Bulbophyllum aquinoi* (Cootes, M.Leon & Naive) J.M.H.Shaw (2017)
* *Bulbophyllum arachnites* Ridl. (1909)
* *Bulbophyllum araiophyllum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum arcaniflorum* Ridl. 1916
* *Bulbophyllum arcuatilabium* Aver. 1999
* *Bulbophyllum ardjunense* J.J.Sm. 1927
* *Bulbophyllum arfakense* J.J.Sm. in L.S.Gibbs 1917
* *Bulbophyllum arfakianum* Kraenzl. 1904
* *Bulbophyllum argoxanthum* J.J.Verm. (2008)
* *Bulbophyllum argyropus* (Endl.) Rchb.f. 1876–silver strand orchid
* *Bulbophyllum arianeae* Fraga & E.C.Smidt 2004
* *Bulbophyllum aristatum* (Rchb.f.) Hemsl. 1884
* *Bulbophyllum aristilabre* J.J.Sm. 1912
* *Bulbophyllum aristopetalum* Kores 1989
* *Bulbophyllum armeniacum* J.J.Sm. 1917
* *Bulbophyllum arminii* Sieder & Kiehn (2009)
* *Bulbophyllum arrectum* Kraenzl. 1921
* *Bulbophyllum arsoanum* J.J.Sm. 1912
* *Bulbophyllum artostigma* J.J.Verm. 1993
* *Bulbophyllum artvogelii* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum arunachalense* (A.N.Rao) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum aschemon* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum ascochiloides* J.J.Sm. 1927
* *Bulbophyllum ascochilum* J.J.Verm. (2008)
* *Bulbophyllum asperilingue* Schltr. 1919
* *Bulbophyllum aspersum* J.J.Sm. 1912
* *Bulbophyllum astelidum* Aver. 1994
* *Bulbophyllum atratum* J.J.Sm. 1917
* *Bulbophyllum atrolabium* Schltr. 1923
* *Bulbophyllum atropurpureum* Barb.Rodr. 1877: Black-purple Bulbophyllum
* *Bulbophyllum atrorubens* Schltr. 1906
* *Bulbophyllum atrosanguineum* Aver. 2003
* *Bulbophyllum atroviride* J.J.Verm. (2008)
* *Bulbophyllum attenuatum* Rolfe 1896: Dagger-shaped Bulbophyllum
* *Bulbophyllum aubrevillei* Bosser 1965
* *Bulbophyllum aundense* Ormerod (2005)
* *Bulbophyllum auratum* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum aureoapex* Schltr. 1913
* *Bulbophyllum aureobrunneum* Schltr. 1913
* *Bulbophyllum aureum* (Hook.f.) J.J.Sm. 1912: Golden Bulbophyllum
* *Bulbophyllum auricomum* Lindl. 1830
* *Bulbophyllum auriculatum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum auriflorum* H.Perrier 1937
* *Bulbophyllum auritum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum auroreum* J.J.Sm. 1928
* *Bulbophyllum australe* (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum averyanovii* [[Gunnar Seidenfaden|Seidenf.]] 1992
* *Bulbophyllum ayuthayense* J.J.Verm., Schuit. & de Vogel (2014)

=== B ===
* *Bulbophyllum bacilliferum* J.J.Sm. 1928
* *Bulbophyllum baculiferum* Ridl. 1916
* *Bulbophyllum baileyi* F.Muell. 1875 - fruit fly orchid
* *[Bulbophyllum bakoense J.J.Verm. & A.L.Lamb (2008)
* ''[Bulbophyllum baladeanum* J.J.Sm. 1912
* *Bulbophyllum balgooiji* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum ballii* P.J.Cribb 1977
* *Bulbophyllum bandischii* Garay 1992
* *Bulbophyllum bantaengense* (J.J.Sm.) J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum barbasapientis* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum barbatum* Barb.Rodr. 1882
* *Bulbophyllum barbavagabundum* J.J.Verm. (2008)
* *Bulbophyllum barbigerum* Lindl. 1837: Bearded Bulbophyllum
* *Bulbophyllum bariense* Gagnep. 1930: Bari Bulbophyllum
* *Bulbophyllum baronii* Ridl. 1885
* *Bulbophyllum basisetum* J.J.Sm. 1929
* *Bulbophyllum bathieanum* Schltr. 1916
* *Bulbophyllum bavonis* J.J.Verm. 1984
* *Bulbophyllum beccarii* Rchb.f. 1879: Beccar's Bulbophyllum
* *Bulbophyllum belonaeglossum* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum belopetalum* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum berenicis* Rchb.f. 1880
* *Bulbophyllum bernadetteae* J.-B.Castillon (2012)
* *Bulbophyllum betchei* F.Muell. 1881
* *Bulbophyllum biantennatum* Schltr. 1913
* *Bulbophyllum bicarinatum* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum bicaudatum* Schltr. 1913
* *Bulbophyllum bicolor* Lindl. 1830
* *Bulbophyllum bicoloratum* Schltr. 1924
* *Bulbophyllum bidentatum* (Barb.Rodr.) [[Cogn.]] in C.F.P.von Martius & auct. suc. (eds.) 1902
* *Bulbophyllum bidenticulatum* J.J.Verm. 1984
** *Bulbophyllum bidenticulatum* subsp. *bidenticulatum*
** *Bulbophyllum bidenticulatum* subsp. *joyceae* J.J.Verm. 1987
* *Bulbophyllum bidoupense* Aver. & Duy (2015)
* *Bulbophyllum bifarium* Lindl. 1864
* *Bulbophyllum biflorum* Teijsm. & Binn. 1855: Two-flowered Bulbophyllum
* *Bulbophyllum bifurcatoflorens* (Fukuy.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum bigibbosum* J.J.Sm. 1913
* *Bulbophyllum bigibbum* Schltr. 1923
* *Bulbophyllum bilobipetalum* J.J.Sm. (1927)
* *Bulbophyllum birmense* Schltr. 1910
* *Bulbophyllum bisepalum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum biseriale* Carr 1930
* *Bulbophyllum biserratum* J.J.Verm. (2008)
* *Bulbophyllum bisetoides* Seidenf. 1970
* *Bulbophyllum bisetum* Lindl. 1842
* *Bulbophyllum bismarckense* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum bittnerianum* Schltr. 1910
* *Bulbophyllum blaoense* Tich & Diep ex Aver. & Tich (2015)
* *Bulbophyllum blepharistes* Rchb.f. 1872: Fringed Bulbophyllum
* *Bulbophyllum blepharocardium* Schltr. (1913)
* *Bulbophyllum blepharochilum* Garay 1999: Lip-fringe Bulbophyllum
* *Bulbophyllum blepharopetalum* Schltr. 1913
* *Bulbophyllum bliteum* J.J.Verm. 1993
* *Bulbophyllum bohnkeanum* Campacci (2008)
* *Bulbophyllum boiteaui* H.Perrier 1939
* *Bulbophyllum bolivianum* Schltr. 1922
* *Bulbophyllum bolsteri* Ames 1912
* *Bulbophyllum bombycinum* J.J.Verm. (2008)
* *Bulbophyllum bomiense* Z.H.Tsi 1978
* *Bulbophyllum bonaccordense* (C.S.Kumar) J.J.Verm. (2014)
* *Bulbophyllum boninense* (Schltr.) J.J.Sm. 1912
* *Bulbophyllum bontocense* Ames 1912
* *Bulbophyllum boonjee* B.Gray & D.L.Jones 1984–maroon strand orchid
* *Bulbophyllum boosii* J.J.Verm. & Kindler (2015)
* *Bulbophyllum bootanense* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum botryophorum* Ridl. 1897
* *Bulbophyllum boudetianum* Fraga 2004
* *Bulbophyllum boulbetii* Tixier 1966
* *Bulbophyllum bowkettiae* F.M.Bailey 1884–striped snake orchid
* *Bulbophyllum brachiatum* (Schltr.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum brachychilum* Schltr. 1913
* *Bulbophyllum brachypetalum* Schltr. 1913
* *Bulbophyllum brachyphyton* Schltr. 1918
* *Bulbophyllum brachypus* (Schltr.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum brachyrhopalon* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum brachystachyum* Schltr. 1924
* *Bulbophyllum brachytriche* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum bracteatum* F.M.Bailey 1891–blotched pineapple orchid
* *Bulbophyllum bracteolatum* Lindl. 1838
* *Bulbophyllum bractescens* Rolfe ex Kerr 1927
* *Bulbophyllum brassii* J.J.Verm. 1993
* *Bulbophyllum breimerianum* J.J.Verm. & A.Vogel (2007)
* *Bulbophyllum breve* Schltr. 1913
* *Bulbophyllum brevibrachiatum* (Schltr.) J.J.Sm. 1912
* *Bulbophyllum brevicolumna* J.J.Verm. 1991
* *Bulbophyllum brevilabium* Schltr. 1913
* *Bulbophyllum brevipedunculatum* T.C.Hsu & S.W.Chung (2008)
* *Bulbophyllum brevipes* Ridl. 1898
* *Bulbophyllum brevipetalum* H.Perrier 1937
* *Bulbophyllum brevispicatum* Z.H.Tsi & S.C.Chen 1994
* *Bulbophyllum brienianum* (Rolfe) Merr. 1921
* *Bulbophyllum bruneiense* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum bryoides* Guillaumin 1957
* *Bulbophyllum bryophilum* Hermans (2007)
* *Bulbophyllum bryophytoides* G.A.Fisch. & Andriant. (2009)
* *Bulbophyllum bulhartii* Sieder & Kiehn (2009).
* *Bulbophyllum bulliferum* J.J.Sm. 1908
* *Bulbophyllum burfordiense* Garay, Hamer & Siegerist 1996: Burford Bulbophyllum
* *Bulbophyllum burttii* Summerh. 1953

=== C ===
* *Bulbophyllum caecilii* J.J.Sm. 1927
* *Bulbophyllum caecum* J.J.Sm. 1926
* *Bulbophyllum caespitosum* Thouars 1822
* *Bulbophyllum calceilabium* J.J.Sm. 1929
* *Bulbophyllum calceolus* J.J.Verm. 1991
* *Bulbophyllum caldericola* G.F.Walsh 1993
* *Bulbophyllum calimanianum* (2007)
* *Bulbophyllum callichroma* Schltr. 1913: Green-Calli Bulbophyllum
* *Bulbophyllum calliferum* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum callipes* J.J.Sm. 1908
* *Bulbophyllum callosum* Bosser 1965: Callous Bulbophyllum
* *Bulbophyllum caloglossum* Schltr. 1913: Beautiful-lipped Bulbophyllum
* *Bulbophyllum calviventer* J.J.Verm. 1993
* *Bulbophyllum calvum* Summerh. 1966
* *Bulbophyllum calyptogyne* J.J.Verm. & P.O'Byrne (2011).
* *Bulbophyllum calyptratum* Kraenzl. 1895: Hooded Bulbophyllum
** *Bulbophyllum calyptratum* var. *calyptratum*
** *Bulbophyllum calyptratum* var. *graminifolium* (Summerh.) J.J.Verm. 1986
** *Bulbophyllum calyptratum* var. *lucifugum* (Summerh.) J.J.Verm. 1987
* *Bulbophyllum calyptropus* Schltr. 1924
* *Bulbophyllum cambodianum* (Christenson) J.J.Verm., Schuit. & de Vogel (2014).
* *Bulbophyllum cameronense* Garay, Hamer & Siegerist 1996: Cameron Highlands Bulbophyllum
* *Bulbophyllum campanuliflorum* J.J.Verm., Schuit. & de Vogel (2014).
* *Bulbophyllum campos-portoi* Brade 1951
* *Bulbophyllum camptochilum* J.J.Verm. 1996
* *Bulbophyllum candidum* Hook.f. 1890
* *Bulbophyllum canlaonense* Ames 1912
* *Bulbophyllum cantagallense* (Barb.Rodr.) Cogn. in C.F.P.von Martius & auct. suc. (eds.) 1902
* *Bulbophyllum capilligerum* J.J.Sm. 1927
* *Bulbophyllum capillipes* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum capitatum* (Blume) Lindl. 1830
* *Bulbophyllum capituliflorum* Rolfe 1906
* *Bulbophyllum capnophyton* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum capuronii* Bosser 1971
* *Bulbophyllum caputgnomonis* J.J.Verm. 1993
* *Bulbophyllum carassense* R.C.Mota, F.Barros & Stehmann (2009)
* *Bulbophyllum cardiobulbum* Bosser 1965
* *Bulbophyllum cardiophyllum* J.J.Verm. 1991
* *Bulbophyllum careyanum* (Hook.) Spreng. 1826: Carey's Bulbophyllum
* *Bulbophyllum cariniflorum* Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum carinilabium* J.J.Verm. 1991
* *Bulbophyllum carnosilabium* Summerh. (1953 terbit 1954).
* *Bulbophyllum carnosisepalum* J.J.Verm. 1986
* *Bulbophyllum carrianum* J.J.Verm. 2000
* *Bulbophyllum cataractarum* Schltr. 1924
* *Bulbophyllum catenarium* Ridl. 1894: Chain-like Bulbophyllum
* *Bulbophyllum catenulatum* Kraenzl. 1921: Chain-shaped Bulbophyllum
* *Bulbophyllum cateorum* J.J.Verm. 1992
* *Bulbophyllum catillus* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum caudatisepalum* Ames & C.Schweinf. in O.Ames 1920
* *Bulbophyllum caudatum* Lindl. (1830).
* *Bulbophyllum caudipetalum* J.J.Sm. 1913
* *Bulbophyllum cauliflorum* Hook.f. 1890
** *Bulbophyllum cauliflorum* var. *cauliflorum*
** *Bulbophyllum cauliflorum* var. *sikkimense* N.Pearce & P.J.Cribb 2001
* *Bulbophyllum cavibulbum* J.J.Sm. 1929
* *Bulbophyllum cavipes* J.J.Verm. 1996
* *Bulbophyllum centrosemiflorum* J.J.Sm. 1912
* *Bulbophyllum cephalophorum* Garay, Hamer & Siegerist 1996: Spherical-inflorescence Bulbophyllum
* *Bulbophyllum cerambyx* J.J.Sm. 1915
* *Bulbophyllum ceratostylis* J.J.Sm. 1904
* *Bulbophyllum cercanthum* (Garay, Hamer & Siegerist) J.M.H.Shaw (2009).
* *Bulbophyllum cerebellum* J.J.Verm. 1996
* *Bulbophyllum cerinum* Schltr. 1913
* *Bulbophyllum ceriodorum* Boiteau 1942
* *Bulbophyllum cernuum* (Blume) Lindl. 1830: Nodding Bulbophyllum
* *Bulbophyllum chaetostroma* Schltr. 1913
* *Bulbophyllum chalcochloron* J.J.Verm. (2008).
* *Bulbophyllum chanii* J.J.Verm. & A.L.Lamb 1991
* *Bulbophyllum chaunobulbon* Schltr. 1913
* *Bulbophyllum cheiri* Lindl. 1844
** *Bulbophyllum cheiri* subsp. *cheiri*
** *Bulbophyllum cheiri* subsp. *subuliferum* (Schltr.) J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum cheiropetalum* Ridl. 1926
* *Bulbophyllum × chikukwa* Fibeck & Mavi (2000 terbit 2001).
* *Bulbophyllum chimaera* Schltr. 1913: Chimarea Bulbophyllum
* *Bulbophyllum chinense* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum chloranthum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905: Green-blooming Bulbophyllum
* *Bulbophyllum chlorascens* J.J.Sm. 1927
* *Bulbophyllum chloroglossum* Rchb.f. 1871
* *Bulbophyllum chlorolirion* J.J.Verm. (2008)
* *Bulbophyllum chloropterum* Rchb.f. 1850
* *Bulbophyllum chlororhopalon* Schltr. 1913
* *Bulbophyllum chondriophorum* (Gagnep.) Seidenf. (1973 terbit 1974)
* *Bulbophyllum chrysanthum* J.J.Verm. (2008)
* *Bulbophyllum chrysendetum* Ames 1915
* *Bulbophyllum chrysocephalum* Schltr. 1911
* *Bulbophyllum chrysochilum* Schltr. 1912
* *Bulbophyllum chrysoglossum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum chrysotes* Schltr. 1913
* *Bulbophyllum chthonochroma* J.J.Verm. & Sieder (2015)
* *Bulbophyllum ciliatilabrum* H.Perrier 1937
* *Bulbophyllum ciliatum* (Blume) Lindl. 1830
* *Bulbophyllum ciliipetalum* Schltr. 1913
* *Bulbophyllum ciliolatum* Schltr. 1913
* *Bulbophyllum ciluliae* Bianch. & J.A.N.Bat. (2004)
* *Bulbophyllum cimicinum* J.J.Verm. 1982
* *Bulbophyllum × cipoense* Borba & Semir 1998
* *Bulbophyllum cirrhoglossum* H.Perrier 1951
* *Bulbophyllum cirrhosum* L.O.Williams 1940
* *Bulbophyllum citrellum* Ridl. 1916
* *Bulbophyllum citricolor* J.J.Sm. 1932
* *Bulbophyllum citrinilabre* J.J.Sm. 1913
* *Bulbophyllum clandestinum* Lindl. 1841: Close-sitting Bulbophyllum
* *Bulbophyllum claptonense* (Rolfe) Rolfe (1905)
* *Bulbophyllum claussenii* Rchb.f. 1846
* *Bulbophyllum clavatum* Thouars 1822
* *Bulbophyllum clavuliflorum* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum cleistogamum* Ridl. 1896: Self-fertilizing Bulbophyllum
* *Bulbophyllum clemensiae* Ames 1912
* *Bulbophyllum clemensiorum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum clinocoryphe* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum clinopus* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum clipeibulbum* J.J.Verm. 2001
* *Bulbophyllum coccinatum* H.Perrier 1938
* *Bulbophyllum cochleatum* Lindl. 1862
** *Bulbophyllum cochleatum* var. *bequaertii* (De Wild.) J.J.Verm. 1986
** *Bulbophyllum cochleatum* var. *brachyanthum* (Summerh.) J.J.Verm. 1986
** *Bulbophyllum cochleatum* var. *cochleatum*: Mann's Bulbophyllum
** *Bulbophyllum cochleatum* var. *tenuicaule* (Lindl.) J.J.Verm. 1986
* *Bulbophyllum cochlia* Garay, Hamer & Siegerist 1994
* *Bulbophyllum cochlioides* J.J.Sm. 1929
* *Bulbophyllum cocoinum* Bateman ex Lindl. 1837: Coconut Bulbophyllum
* *Bulbophyllum codonanthum* Schltr. 1911
* *Bulbophyllum coelochilum* J.J.Verm. 1991
* *Bulbophyllum cogniauxianum* (Kraenzl.) J.J.Sm. 1912
* *Bulbophyllum coiloglossum* Schltr. in K.M.Schumann & C.A.G.Lauterbach (1905)
* *Bulbophyllum collettii* King & Pantl. 1897
* *Bulbophyllum colliferum* J.J.Sm. 1911
* *Bulbophyllum collinum* Schltr. 1913
* *Bulbophyllum coloratum* J.J.Sm. 1910
* *Bulbophyllum colubrimodum* Ames1923
* *Bulbophyllum colubrinum* (Rchb.f.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum comatum* Lindl. 1862
** *Bulbophyllum comatum* var. *comatum*
** *Bulbophyllum comatum* var. *inflatum* (Rolfe) J.J.Verm. 1986
* *Bulbophyllum comberi* J.J.Verm. in [[James Comber|J.B.Comber]] 1990: Comber's Bulbophyllum
* *Bulbophyllum comberipictum* J.J.Verm. 2002
* *Bulbophyllum cominsii* Rolfe (1895)
* *Bulbophyllum commersonii* Thouars 1822
* *Bulbophyllum commissibulbum* J.J.Sm. 1929
* *Bulbophyllum comorianum* H.Perrier 1938: Comoros Islands Bulbophyllum
* *Bulbophyllum comosum* Collett & Hemsl. 1890
* *Bulbophyllum complanatum* H.Perrier 1937
* *Bulbophyllum compressilabellatum* P.Royen 1979
* *Bulbophyllum compressum* Teijsm. & Binn. 1862
* *Bulbophyllum comptonii* Rendle 1921
* *Bulbophyllum concatenatum* P.J.Cribb & P.Taylor 1980
* *Bulbophyllum concavibasalis* P.Royen 1979
* *Bulbophyllum concavilabium* P.O'Byrne & P.T.Ong (2014)
* *Bulbophyllum conchidioides* Ridl. 1886
* *Bulbophyllum conchophyllum* J.J.Sm. 1912
* *Bulbophyllum concinnum* Hook.f. 1890
* *Bulbophyllum concolor* J.J.Sm. 1914
* *Bulbophyllum condensatum* J.J.Verm. (2008)
* *Bulbophyllum condylochilum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum confragosum* T.P.Lin & Y.N.Chang (2013)
* *Bulbophyllum congestiflorum* Ridl. 1917
* *Bulbophyllum coniferum* Ridl. 1909
* *Bulbophyllum connatum* Carr 1933
* *Bulbophyllum consimile* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum conspectum* J.J.Sm. (1927)
* *Bulbophyllum conspersum* J.J.Sm. 1913
* *Bulbophyllum contortisepalum* J.J.Sm. 1912
* *Bulbophyllum cootesii* M.A.Clem. (1999-2000 terbit 1999): Cootes' Bulbophyllum
* *Bulbophyllum corallinum* Tixier & Guillaumin 1963
* *Bulbophyllum cordemoyi* Frapp. ex Cordem. 1895
* *Bulbophyllum coriophorum* Ridl. 1886: Bug-smelling Bulbophyllum
* *Bulbophyllum cornu-cervi* King 1895
* *Bulbophyllum cornu-ovis* Rysy (2011)
* *Bulbophyllum cornutum* (Blume) Rchb.f. in W.G.Walpers 1861: Horned Bulbophyllum
* *Bulbophyllum corolliferum* J.J.Sm. 1917
* *Bulbophyllum corrugatum* J.J.Verm. (2008)
* *Bulbophyllum corticicola* Schltr. (1910)
* *Bulbophyllum corythium* N.Hall 1981
* *Bulbophyllum coweniorum* J.J.Verm. & P.O'Byrne 2003: Cowen's Bulbophyllum
* *Bulbophyllum crabro* (C.S.P.Parish & Rchb.f.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum crassicaudatum* Ames & C.Schweinf. in O.Ames (1920)
* *Bulbophyllum crassifolium* Thwaites ex Trimen 1885: Thick-leafed Bulbophyllum
* *Bulbophyllum crassinervium* J.J.Sm. 1900
* *Bulbophyllum crassipes* Hook.f. 1890: Thick-spurred Bulbophyllum
* *Bulbophyllum crassipetalum* H.Perrier 1937
* *Bulbophyllum crenilabium* W.Kittr. (1984 terbit 1985).
* *Bulbophyllum crepidiferum* J.J.Sm. 1920
* *Bulbophyllum croceodon* J.J.Verm. & P.O'Byrne (2008).
* *Bulbophyllum croceum* (Blume) Lindl. 1830: Saffron-yellow Bulbophyllum
* *Bulbophyllum crocodilus* J.J.Sm. 1912
* *Bulbophyllum cruciatum* J.J.Sm. 1911
* *Bulbophyllum cruciferum* J.J.Sm. 1917
* *Bulbophyllum cruentum* Garay, Hamer & Siegerist 1992: Blood-red Bulbophyllum
* *Bulbophyllum cruttwellii* J.J.Verm. 1993
* *Bulbophyllum cryptanthoides* J.J.Sm. 1912
* *Bulbophyllum cryptanthum* Cogn. 1899
* *Bulbophyllum cryptophoranthus* Garay 1999
* *Bulbophyllum cryptostachyum* Schltr. 1924
* *Bulbophyllum cubicum* Ames 1922
* *Bulbophyllum culex* Ridl. 1916
* *Bulbophyllum cumberlegei* (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum cumingii* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum cuneatum* Rolfe ex Ames 1905
* *Bulbophyllum cuniculiforme* J.J.Sm. 1911
* *Bulbophyllum cupreum* Lindl. 1838: Copper-colored Bulbophyllum
* *Bulbophyllum curranii* Ames 1912
* *Bulbophyllum curvibulbum* Frapp. ex Cordem. 1895
* *Bulbophyllum curvicaule* Schltr. 1913
* *Bulbophyllum curvifolium* Schltr. 1916
* *Bulbophyllum curvimentatum* J.J.Verm. 1984
* *Bulbophyllum cuspidipetalum* J.J.Sm. 1908: Lanceolate-leafed Bulbophyllum
* *Bulbophyllum cyanotriche* J.J.Verm. 1996
* *Bulbophyllum cyatheicola* (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum cyclanthum* Schltr. 1916
* *Bulbophyllum cycloglossum* Schltr. 1913
* *Bulbophyllum cyclopense* J.J.Sm. 1912
* *Bulbophyllum cyclophoroides* J.J.Sm. 1928
* *Bulbophyllum cyclophyllum* Schltr. 1913
* *Bulbophyllum cylindraceum* Wall. ex Lindl. 1830: Cylindrical Bulbophyllum
* *Bulbophyllum cylindricum* King 1895
* *Bulbophyllum cylindrobulbum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum cylindrocarpum* Frapp. ex Cordem. 1895
** *Bulbophyllum cylindrocarpum* var. *andringitrense* Bosser 2000
** *Bulbophyllum cylindrocarpum* var. *aurantiacum* Frapp. ex Cordem. 1895
** *Bulbophyllum cylindrocarpum* var. *cylindrocarpum*
** *Bulbophyllum cylindrocarpum* var. *olivaceum* Frapp. ex Cordem. 1895
* *Bulbophyllum cymbidioides* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum cymbochilum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum cyrtognomom* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum cyrtophyllum* J.J.Verm. (2008)

=== D ===
* *Bulbophyllum dacruzii* Campacci (2010)
* *Bulbophyllum dalatense* Gagnep. 1930
* *Bulbophyllum danii* Perez-Vera 2003
* *Bulbophyllum dasypetalum* Rolfe ex Ames 1905
* *Bulbophyllum dasystachys* J.J.Verm. (2014)
* *Bulbophyllum davidii* (Cootes & Boos) J.M.H.Shaw (2017)
* *Bulbophyllum dawongense* J.J.Sm. 1934
* *Bulbophyllum dayanum* Rchb.f. 1865: Day's Bulbophyllum
* *Bulbophyllum dearei* (Rchb.f.) Rchb.f. 1888: Deare's Bulbophyllum
* *Bulbophyllum debile* Bosser (1989 terbit 1990).
* *Bulbophyllum debrincatiae* J.J.Verm. 2002
* *Bulbophyllum debruynii* J.J.Sm. 1929
* *Bulbophyllum decarhopalon* Schltr. 1913
* *Bulbophyllum decaryanum* H.Perrier 1937: Decary's Bulbophyllum
* *Bulbophyllum decatriche* J.J.Verm. 1991
* *Bulbophyllum decumbens* Schltr. 1913
* *Bulbophyllum decurrentilobum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum decurviscapum* J.J.Sm. 1932: Pendant Bulbophyllum
* *Bulbophyllum decurvulum* Schltr. 1912
* *Bulbophyllum dekockii* J.J.Sm. 1911
* *Bulbophyllum delicatulum* Schltr. 1911
* *Bulbophyllum delitescens* Hance 1876
* *Bulbophyllum deltoideum* Ames & C.Schweinf. in O.Ames 1920
* *Bulbophyllum deminutum* J.J.Sm. 1927
* *Bulbophyllum dempoense* J.J.Sm. 1920
* *Bulbophyllum dendrobioides* J.J.Sm. 1913
* *Bulbophyllum dendrochiloides* Schltr. 1913
* *Bulbophyllum dennisii* J.J.Wood 1983: Dennis' Bulbophyllum
* *Bulbophyllum densibulbum* W.Kittr. (1984 terbit [1985).
* *Bulbophyllum densifolium* Schltr. 1913
* *Bulbophyllum densum* Thouars 1822
* *Bulbophyllum denticulatum* Rolfe 1891
* *Bulbophyllum dependens* Schltr. 1913
* *Bulbophyllum depressum* King & Pantl. 1897
* *Bulbophyllum desmotrichoides* Schltr. 1913
* *Bulbophyllum deuterodischorense* J.M.H.Shaw (2014)
* *Bulbophyllum deviantiae* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum devium* [[James Comber|J.B.Comber]] 1990
* *Bulbophyllum devogelii* J.J.Verm. 1991
* *Bulbophyllum dewildei* J.J.Verm. 1996
* *Bulbophyllum dhaninivatii* Seidenf. 1965
* *Bulbophyllum dianthum* Schltr. 1911
* *Bulbophyllum dibothron* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum dichaeoides* Schltr. 1913
* *Bulbophyllum dichilus* Schltr. 1913
* *Bulbophyllum dichotomum* J.J.Sm. 1908
* *Bulbophyllum dichromum* Rolfe (1907)
* *Bulbophyllum dickasonii* Seidenf. 1979
* *Bulbophyllum dictyoneuron* Schltr. 1913
* *Bulbophyllum didymotropis* Seidenf. 1979
* *Bulbophyllum digitatum* J.J.Sm. (1911)
* *Bulbophyllum digoelense* J.J.Sm. 1911
* *Bulbophyllum dijkstalianum* (2010)
* *Bulbophyllum diplantherum* Carr 1932
* *Bulbophyllum diplohelix* J.J.Verm. & Rysy (2014)
* *Bulbophyllum dischidiifolium* J.J.Sm. 1909
* *Bulbophyllum dischorense* Schltr. 1913
* *Bulbophyllum disciflorum* Rolfe (1895)
* *Bulbophyllum discilabium* H.Perrier 1951
* *Bulbophyllum discolor* Schltr. 1913
** *Bulbophyllum discolor* subsp. *cubitale* J.J.Verm. 1993
** *Bulbophyllum discolor* subsp. *discolor*
* *Bulbophyllum disjunctum* Ames & C.Schweinf. in O.Ames 1920
* *Bulbophyllum dissitiflorum* Seidenf. 1979
* *Bulbophyllum dissolutum* Ames, Philipp. J. Sci., C 8: 4249 (1913 terbit 1914).
* *Bulbophyllum distichobulbum* P.J.Cribb 1995
* *Bulbophyllum distichum* Schltr. 1913
* *Bulbophyllum divaricatum* H.Perrier 1937
* *Bulbophyllum divergens* J.J.Verm. & P.O'Byrne (2011).
* *Bulbophyllum djamuense* Schltr. 1913
* *Bulbophyllum dolabriforme* J.J.Verm. 1987
* *Bulbophyllum dolichodon* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum dolichoglottis* Schltr. 1912
* *Bulbophyllum dolichopus* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum doryphoroide* Ames 1915
* *Bulbophyllum dracunculus* J.J.Verm. 2000
* *Bulbophyllum dransfieldii* J.J.Verm. 1991
* *Bulbophyllum drepananthum* J.J.Verm., de Vogel & A.Vogel (2010).
* *Bulbophyllum drepanosepalum* J.J.Verm. & P.O'Byrne 1993
* *Bulbophyllum dryadum* Schltr. 1913
* *Bulbophyllum dryas* Ridl. 1915
* *Bulbophyllum drymoda* J.J.Verm., Schuit. & de Vogel (2014).
* *Bulbophyllum drymoglossum* Maxim. 1887
* *Bulbophyllum dschischungarense* Schltr. 1913
* *Bulbophyllum dulongjiangense* X.H.Jin (2006).
* *Bulbophyllum dunstervillei* Garay 1976
* *Bulbophyllum dusenii* Kraenzl. 1911

=== E ===
* *Bulbophyllum ebracteolatum* Kraenzl. 1916
* *Bulbophyllum echinochilum* Kraenzl. 1921
* *Bulbophyllum echinolabium* J.J.Sm. 1934
* *Bulbophyllum echinulus* Seidenf. 1982:
* *Bulbophyllum eciliatum* Schltr. 1913
* *Bulbophyllum ecornutoides* Cootes & W.Suarez (2006)
* *Bulbophyllum ecornutum* (J.J.Sm.) J.J.Sm. 1914
** *Bulbophyllum ecornutum* subsp. *ecornutum*
** *Bulbophyllum ecornutum* subsp. *verrucatum* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum ecristatum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum edentatum* H.Perrier 1937
* *Bulbophyllum efferatum* J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum elachanthe* J.J.Verm. 1991
* *Bulbophyllum elaphoglossum* Schltr. 1911
* *Bulbophyllum elasmatopus* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum elassoglossum* Siegerist 1991
* *Bulbophyllum elassonotum* Summerh. 1935: minuscule nodes bulbophyllum
* *Bulbophyllum elatum* (Hook.f.) J.J.Sm. 1912
* *Bulbophyllum elegans* Gardner ex Thwaites 1861
* *Bulbophyllum elegantius* Schltr. 1913
* *Bulbophyllum elegantulum* (Rolfe) J.J.Sm. 1912
* *Bulbophyllum eleiosurum* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum elephantinum* J.J.Sm. 1913
* *Bulbophyllum elevatopunctatum* J.J.Sm. 1920: raised dot bulbophyllum
* *Bulbophyllum elisae* (F.Muell.) Benth. 1871–pineapple orchid
* *Bulbophyllum elliae* Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum elliottii* Rolfe 1891
* *Bulbophyllum ellipticifolium* J.J.Sm. 1935
* *Bulbophyllum ellipticum* Schltr. 1913
* *Bulbophyllum elmeri* Ames 1912
* *Bulbophyllum elodeiflorum* J.J.Sm. 1912
* *Bulbophyllum elongatum* (Blume) Hassk. 1844
* *Bulbophyllum emarginatum* (Finet) J.J.Sm. 1912
* *Bulbophyllum emunitum* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum encephalodes* Summerh. 1951
* *Bulbophyllum endotrachys* Schltr. 1913
* *Bulbophyllum entobaptum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum entomonopsis* J.J.Verm. & P.O'Byrne 1993
* *Bulbophyllum epapillosum* Schltr. 1913
* *Bulbophyllum epibulbon* Schltr. 1913
* *Bulbophyllum epicranthes* Hook.f. 1890
** *Bulbophyllum epicranthes* var. *epicranthes*
** *Bulbophyllum epicranthes* var. *sumatranum* (J.J.Sm.) J.J.Verm. 1982
* *Bulbophyllum epiphytum* Barb.Rodr. 1877
* *Bulbophyllum erectum* Thouars 1822
* *Bulbophyllum ericssonii* Kraenzl. (1893)
* *Bulbophyllum erinaceum* Schltr. 1913
* *Bulbophyllum erioides* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum erosimarginatum* Cootes, W.Suarez & Boos (2011)
* *Bulbophyllum erosipetalum* C.Schweinf. 1951
* *Bulbophyllum erratum* Ames 1922
* *Bulbophyllum erythroglossum* Bosser 2000
* *Bulbophyllum erythrokyle* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum erythrosema* J.J.Verm. (2008)
* *Bulbophyllum erythrostachyum* Rolfe 1903
* *Bulbophyllum erythrostictum* Ormerod (2005)
* *Bulbophyllum escritorii* Ames 1915
* *Bulbophyllum eublepharum* Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum eutoreton* J.J.Verm. (2008)
* *Bulbophyllum evansii* M.R.Hend. 1927: Evans' Bulbophyllum
* *Bulbophyllum evasum* T.E.Hunt & Rupp 1950–creeping brittle orchid
* *Bulbophyllum evrardii* Gagnep. 1930: Evrard's Bulbophyllum
* *Bulbophyllum exaltatum* Lindl. 1842
* *Bulbophyllum exasperatum* Schltr. 1913
* *Bulbophyllum exiguiflorum* Schltr. 1913
* *Bulbophyllum exiguum* F.Muell. 1860–tiny strand orchid
* *Bulbophyllum exile* Ames 1908
* *Bulbophyllum exilipes* Schltr. 1913
* *Bulbophyllum expallidum* J.J.Verm. 1984
* *Bulbophyllum exquisitum* Ames 1923

=== F ===
* *Bulbophyllum facetum* Garay, Hamer & Siegerist 1996
* *Bulbophyllum falcatocaudatum* J.J.Sm. 1914
* *Bulbophyllum falcatum* (Lindl.) Rchb.f. in W.G.Walpers 1861
** *Bulbophyllum falcatum* var. *bufo* (Lindl.) Govaerts 1996
** *Bulbophyllum falcatum* var. *falcatum*
** *Bulbophyllum falcatum* var. *velutinum* (Lindl.) J.J.Verm. 1992
* *Bulbophyllum falcibracteum* Schltr. 1923
* *Bulbophyllum falciferum* J.J.Sm. 1910
* *Bulbophyllum falcifolium* Schltr. 1913
* *Bulbophyllum falcipetalum* Lindl. 1862
* *Bulbophyllum falculicorne* J.J.Sm. 1945
* *Bulbophyllum fallacinum* J.J.Verm. (2008)
* *Bulbophyllum fallax* Rolfe 1889
* *Bulbophyllum farinulentum* J.J.Sm. 1920
** *Bulbophyllum farinulentum* subsp. *densissimum* (Carr) J.J.Verm. 2002
** *Bulbophyllum farinulentum* subsp. *farinulentum*
* *Bulbophyllum farreri* (W.W.Sm.) Seidenf. (1973 terbit 1974).
* *Bulbophyllum fasciatum* Schltr. 1912
* *Bulbophyllum fasciculatum* Schltr. 1913
* *Bulbophyllum fasciculiferum* Schltr. 1923
* *Bulbophyllum fascinator* (Rolfe) Rolfe 1908
* *Bulbophyllum fayi* J.J.Verm. 1992
* *Bulbophyllum fendlerianum* E.C.Smidt & P.J.Cribb (2008)
* *Bulbophyllum fenestratum* J.J.Sm. (1907)
* *Bulbophyllum fengianum* (Ormerod) J.J.Verm. (2014)
* *Bulbophyllum fenixii* Ames, Philipp. J. Sci., C 8: 430 (1913 terbit 1914).
* *Bulbophyllum ferkoanum* Schltr. 1918
* *Bulbophyllum fibratum* (Gagnep.) T.B.Nguyen & D.H.Duong in T.B.Nguyen (ed.) 1984
* *Bulbophyllum fibrinum* J.J.Sm. 1913
* *Bulbophyllum fibristectum* J.J.Verm. (2008)
* *Bulbophyllum filamentosum* Schltr. 1913
* *Bulbophyllum filicaule* J.J.Sm. 1913
* *Bulbophyllum filifolium* Borba & E.C.Smidt 2004
* *Bulbophyllum filovagans* Carr 1933
* *Bulbophyllum fimbriatum* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum fimbriperianthium* W.M.Lin, Kuo Huang & T.P.Lin (2006)
* *Bulbophyllum finisterrae* Schltr. 1913
* *Bulbophyllum fionae* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum fischeri* Seidenf. (1973 terbit 1974): Fischer's Bulbophyllum
* *Bulbophyllum fissibrachium* J.J.Sm. 1927
* *Bulbophyllum fissipetalum* Schltr. 1913
* *Bulbophyllum flabellum-veneris* (J.König) Aver. 2003
* *Bulbophyllum flagellare* Schltr. 1913
* *Bulbophyllum flammuliferum* Ridl. 1898: Flame-carrying Bulbophyllum
* *Bulbophyllum flavescens* (Blume) Lindl. 1830
* *Bulbophyllum flavicolor* J.J.Sm. 1929
* *Bulbophyllum flavidiflorum* Carr 1933
* *Bulbophyllum flaviflorum* (Tang, S.Liu & H.Y.Su) Seidenf. (1972 terbit 1973).
* *Bulbophyllum flavofimbriatum* J.J.Sm. 1931
* *Bulbophyllum flavum* Schltr. 1913
* *Bulbophyllum fletcherianum* Rolfe 1911: Fletcher's Bulbophyllum, Spies' Bulbophyllum
* *Bulbophyllum flexuosum* Schltr. 1913
* *Bulbophyllum floribundum* J.J.Sm. 1912
* *Bulbophyllum florulentum* Schltr. 1924
* *Bulbophyllum foetidilabrum* Ormerod 2001
* *Bulbophyllum foetidum* Schltr. 1913
** *Bulbophyllum foetidum* var. *foetidum*
** *Bulbophyllum foetidum* var. *grandiflorum* J.J.Sm. 1929
* *Bulbophyllum folliculiferum* J.J.Sm. 1914
* *Bulbophyllum fonsflorum* J.J.Verm. 1990
* *Bulbophyllum foraminiferum* J.J.Verm. 1996
* *Bulbophyllum fordii* (Rolfe) J.J.Sm. 1912
* *Bulbophyllum forrestii* Seidenf. (1973 terbit 1974).
* *Bulbophyllum forsythianum* Kraenzl. 1899
* *Bulbophyllum fossatum* J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum fractiflexum* J.J.Sm. 1908
** *Bulbophyllum fractiflexum* subsp. *fractiflexum*
** *Bulbophyllum fractiflexum* subsp. *solomonense* J.J.Verm. & B.A.Lewis 1991
* *Bulbophyllum fragosum* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum francoisii* H.Perrier 1937
** *Bulbophyllum francoisii* var. *andrangense* (H.Perrier) Bosser 1965
** *Bulbophyllum francoisii* var. *francoisii*
* *Bulbophyllum fraternum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum freyi* V.P.Castro & Speckm. (2012)
* *Bulbophyllum fritillariiflorum* J.J.Sm. 1912: Fritillaria-like Bulbophyllum
* *Bulbophyllum frostii* Summerh. 1928
* *Bulbophyllum frustrans* J.J.Sm. 1911
* *Bulbophyllum fruticicola* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum fruticulum* J.J.Verm. (2008)
* *Bulbophyllum fukuyamae* Tuyama 1941
* *Bulbophyllum fulgens* J.J.Verm. 1996
* *Bulbophyllum fulvibulbum* J.J.Verm. 1991
* *Bulbophyllum funingense* Z.H.Tsi & H.C.Chen 1981
* *Bulbophyllum furcatum* Aver. 2003
* *Bulbophyllum furcillatum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum fuscatum* Schltr. 1913
* *Bulbophyllum fusciflorum* Schltr. 1913
* *Bulbophyllum fuscopurpureum* Wight 1851
* *Bulbophyllum fuscum* Lindl. 1839
** *Bulbophyllum fuscum* var. *fuscum*
** *Bulbophyllum fuscum* var. *melinostachyum* (Schltr.) J.J.Verm. 1986
* *Bulbophyllum futile* J.J.Sm. 1908

=== G ===
* *Bulbophyllum gadgarrense* Rupp 1949–tangled rope orchid
* *Bulbophyllum gajoense* J.J.Sm. 1943
* *Bulbophyllum galactanthum* Schltr. 1921
* *Bulbophyllum galliaheneum* P.Royen 1979
* *Bulbophyllum gamandrum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum gamblei* (Hook.f.) Hook.f. 1890: Gamble's Bulbophyllum
* *Bulbophyllum gautierense* J.J.Sm. 1912
* *Bulbophyllum gehrtii* E.C.Smidt & Borba (2009)
* *Bulbophyllum gemma-reginae* J.J.Verm. 1996
* *Bulbophyllum geniculiferum* J.J.Sm. 1912
* *Bulbophyllum geraense* Rchb.f. in W.G.Walpers 1864
* *Bulbophyllum gerlandianum* Kraenzl. 1886
* *Bulbophyllum gibbolabium* Seidenf. 1979: Hump-lipped Bulbophyllum
* *Bulbophyllum gibbosum* (Blume) Lindl. 1830: Humped Bulbophyllum
* *Bulbophyllum gilgianum* Kraenzl. 1899
* *Bulbophyllum gilvum* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum gimagaanense* Ames 1912
* *Bulbophyllum giriwoense* J.J.Sm. 1914
* *Bulbophyllum gjellerupii* J.J.Sm. 1929
* *Bulbophyllum glabrichelia* Aver. (2017)
* *Bulbophyllum glabrum* Schltr. 1913
* *Bulbophyllum gladiatum* Lindl. 1842
* *Bulbophyllum glanduliferum* Schltr. 1913
* *Bulbophyllum glandulosum* Ames 1923
* *Bulbophyllum glaucifolium* J.J.Verm. 1991
* *Bulbophyllum glaucum* Schltr. 1913
* *Bulbophyllum glebodactylum* (W.Suarez & Cootes) Sieder & Kiehn (2010 terbit 2011)
* *Bulbophyllum glebulosum* J.J.Verm. & Cootes (2008)
* *Bulbophyllum globiceps* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum globuliforme* Nicholls 1938
* *Bulbophyllum globulosum* (Ridl.) Schuit. & de Vogel 2003
* *Bulbophyllum globulus* Hook.f. 1890
* *Bulbophyllum glutinosum* (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902
* *Bulbophyllum gnomoniferum* Ames 1908
* *Bulbophyllum gobiense* Schltr. 1912
* *Bulbophyllum gofferjei* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum goliathense* J.J.Sm. 1911
* *Bulbophyllum gomphreniflorum* J.J.Sm. 1918
* *Bulbophyllum gongshanense* Z.H.Tsi 1981
* *Bulbophyllum goniopterum* J.J.Verm., P.O'Byrne & A.L.Lamb, (2015)
* *Bulbophyllum gracile* Thouars 1822
* *Bulbophyllum gracilipes* King & Pantl. 1896
* *Bulbophyllum graciliscapum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum gracillimum* (Rolfe) Rolfe 1907–wispy umbrella orchid
* *Bulbophyllum gramineum* Ridl. 1916
* *Bulbophyllum grammopoma* J.J.Verm. 1991
* *Bulbophyllum grandiflorum* Blume 1849
* *Bulbophyllum grandifolium* Schltr. 1913
* *Bulbophyllum grandilabre* Carr 1932
* *Bulbophyllum grandimesense* B.Gray & D.L.Jones 1989–pale rope orchid
* *Bulbophyllum granulosum* Barb.Rodr. 1877
* *Bulbophyllum graveolens* (F.M.Bailey) J.J.Sm. 1912
* *Bulbophyllum gravidum* Lindl. 1862
* *Bulbophyllum griffithii* (Lindl.) Rchb.f. in W.G.Walpers 1861: Griffith's Bulbophyllum
* *Bulbophyllum groeneveldtii* J.J.Sm. 1920
* *Bulbophyllum grotianum* J.J.Verm. 2002
* *Bulbophyllum grudense* J.J.Sm. 1905
* *Bulbophyllum guamense* Ames 1914
* *Bulbophyllum × guartelae* Mancinelli & E.C.Smidt (2012)
* *Bulbophyllum gunnarii* Aver. (2005)
* *Bulbophyllum gusdorfii* J.J.Sm. 1917
* *Bulbophyllum guttatum* Schltr. 1913
* *Bulbophyllum guttifilum* Seidenf. 1996
* *Bulbophyllum guttulatoides* Aver. (2005)
* *Bulbophyllum guttulatum* (Hook.f.) N.P.Balakr. 1970: Small-spotted Bulbophyllum
* *Bulbophyllum gyaloglossum* J.J.Verm. 1993
* *Bulbophyllum gymnopus* Hook.f. 1890
* *Bulbophyllum gyrochilum* Seidenf. 1979

=== H ===
* *Bulbophyllum habbemense* P.Royen 1979
* *Bulbophyllum habrotinum* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum haematostictum* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum hahlianum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum hainanense* Z.H.Tsi 1981
* *Bulbophyllum halconense* Ames 1907
* *Bulbophyllum hamadryas* Schltr. 1913
* *Bulbophyllum hamatipes* J.J.Sm. 1918
* *Bulbophyllum hamelinii* [[William Watson (botanist)|W.Watson]] 1893
* *Bulbophyllum hampeliae* Cootes, R.Boos & Naive (2016)
* *Bulbophyllum hampelianum* J.M.H.Shaw (2017)
* *Bulbophyllum haniffii* Carr 1932
* *Bulbophyllum hans-meyeri* J.J.Wood 1981
* *Bulbophyllum hapalanthos* Garay 1999
* *Bulbophyllum hassallii* Kores 1989
* *Bulbophyllum hastiferum* Schltr. 1911
* *Bulbophyllum hatschbachianum* E.C.Smidt & Borba (2008)
* *Bulbophyllum hatusimanum* Tuyama 1940
* *Bulbophyllum heldiorum* J.J.Verm. 1991
* *Bulbophyllum helenae* (Kuntze) J.J.Sm. 1912
* *Bulbophyllum hellwigianum* Kraenzl. ex Warb. 1893
* *Bulbophyllum hemiprionotum* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum hemisterranthum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum henanense* J.L.Lu 1992
* *Bulbophyllum hengstumianum* J.J.Verm., de Vogel & A.Vogel (2010)
* *Bulbophyllum henrici* Schltr. 1924
* *Bulbophyllum henrici* var. *henrici*
* *Bulbophyllum henrici* var. *rectangulare* H.Perrier ex Hermans (2007)
* *Bulbophyllum herbula* Frapp. ex Cordem. 1895
* *Bulbophyllum hermonii* (P.J.Cribb & B.A.Lewis) J.J.Verm., Schuit. & de Vogel (2015)
* *Bulbophyllum heteroblepharon* Schltr. 1913
* *Bulbophyllum heterorhopalon* Schltr. 1913
* *Bulbophyllum heterosepalum* Schltr. 1913
* *Bulbophyllum hexarhopalon* Schltr. 1906
* *Bulbophyllum hexurum* Schltr. 1913
* *Bulbophyllum hians* Schltr. 1913
* *Bulbophyllum hiepii* Aver. 1992
* *Bulbophyllum hildebrandtii* Rchb.f. 1881
* *Bulbophyllum hiljeae* J.J.Verm. 1991
* *Bulbophyllum himantosepalum* J.J.Verm. & Sieder (2015)
* *Bulbophyllum hirsutissimum* Kraenzl. 1912
* *Bulbophyllum hirsutiusculum* H.Perrier 1937
* *Bulbophyllum hirtulum* Ridl. 1900
* *Bulbophyllum hirtum* (Sm.) Lindl. 1830
* *Bulbophyllum hirudiniferum* J.J.Verm. 1982
* *Bulbophyllum hirundinis* (Gagnep.) Seidenf. (1973 terbit 1974)
* *Bulbophyllum histrionicum* Rchb.f. ex G.A.Fisch. & P.J.Cribb (2009)
* *Bulbophyllum hodgsonii* M.R.Hend. 1927
* *Bulbophyllum hoehnei* E.C.Smidt & Borba (2007)
* *Bulbophyllum hollandianum* J.J.Sm. 1913
* *Bulbophyllum holochilum* J.J.Sm. 1912
* *Bulbophyllum horizontale* Bosser 1965
* *Bulbophyllum horridulum* J.J.Verm. 1986
* *Bulbophyllum hortorum* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum hovarum* Schltr. 1924
* *Bulbophyllum howcroftii* Garay, Hamer & Siegerist 1995
* *Bulbophyllum hoyifolium* J.J.Verm. 1993
* *Bulbophyllum huangshanense* Y.M.Hu & X.H.Jin (2015)
* *Bulbophyllum humbertii* Schltr. 1922
* *Bulbophyllum humblotii* Rolfe 1891
* *Bulbophyllum humile* Schltr. 1913
* *Bulbophyllum hyalinum* Schltr. 1924
* *Bulbophyllum hyalosemoides* J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum hydrophilum* J.J.Sm. 1905
* *Bulbophyllum hymenanthum* Hook.f. 1890
* *Bulbophyllum hymenochilum* Kraenzl. 1904
* *Bulbophyllum hyposiphon* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum hyption* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum hystricinum* Schltr. 1913

=== I ===
* *Bulbophyllum ialibuense* Ormerod 2002
* *Bulbophyllum ichthyosme* J.J.Verm. (2008)
* *Bulbophyllum icteranthum* Schltr. 1913
* *Bulbophyllum idenburgense* J.J.Sm. 1929
* *Bulbophyllum igneum* J.J.Sm. 1913
* *Bulbophyllum ignevenosum* Carr 1930
* *Bulbophyllum ignobile* J.J.Sm. 1934
* *Bulbophyllum ikongoense* H.Perrier 1937
* *Bulbophyllum illecebrum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum imbricans* J.J.Sm. 1912

* *Bulbophyllum imbricatum* Lindl. 1841
* *Bulbophyllum imerinense* Schltr. 1925
* *Bulbophyllum imitator* J.J.Verm. 1992
* *Bulbophyllum impar* Ridl. 1917
* *Bulbophyllum inacootesiae* Cootes, M.Leon & Naive (2016)
* *Bulbophyllum inaequale* (Blume) Lindl. 1830
* *Bulbophyllum inaequisepalum* Schltr. 1923
* *Bulbophyllum inauditum* Schltr. 1913
* *Bulbophyllum incarum* Kraenzl. 1905: Incan Bulbophyllum
* *Bulbophyllum inciferum* J.J.Verm. 1993
* *Bulbophyllum incisilabrum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum inclinatum* J.J.Sm. 1935
* *Bulbophyllum incommodum* Kores 1989
* *Bulbophyllum inconspicuum* Maxim. 1887
* *Bulbophyllum incumbens* Schltr. 1913
* *Bulbophyllum incurvum* Thouars 1822
* *Bulbophyllum indragiriense* Schltr. (1906)
* *Bulbophyllum iners* Rchb.f. 1880
* *Bulbophyllum infundibuliforme* J.J.Sm. 1900
** *Bulbophyllum infundibuliforme* subsp. *hymenobracteatum* (Schltr.) De Witte & J.J.Verm. (2010)
** *Bulbophyllum infundibuliforme* subsp. *infundibuliforme*
* *Bulbophyllum inhaiense* V.P.Castro & K.G.Lacerda (2009)
* *Bulbophyllum injoloense* De Wild. 1916
** *Bulbophyllum injoloense* subsp. *injoloense*
** *Bulbophyllum injoloense* subsp. pseudoxypterum* (J.J.Verm.) J.J.Verm. 1986
* *[[Bulbophyllum inops]]* Rchb.f. 1880
* *[[Bulbophyllum inornatum]]* J.J.Verm. 1987
* *[[Bulbophyllum inquirendum]]* J.J.Verm. 1993
* *[[Bulbophyllum insectiferum]]* Barb.Rodr. 1882
* *[[Bulbophyllum insipidum]]* J.J.Verm. & P.O'Byrne (2008)
* *[[Bulbophyllum insolitum]]* Bosser 1971
* *[[Bulbophyllum insulsoides]]* Seidenf. 1974)
* *[[Bulbophyllum intermedium]]* F.M.Bailey 1901
* *[[Bulbophyllum interpositum]]* J.J.Verm., Schuit. & de Vogel (2015)
* *[[Bulbophyllum intertextum]]* Lindl. 1862
* *[[Bulbophyllum intonsum]]* J.J.Verm. (2008)
* *[[Bulbophyllum intricatum]]* Seidenf. 1979: Intricate Bulbophyllum
* *[[Bulbophyllum inversum]]* Schltr. 1913
* *[[Bulbophyllum invisum]]* Ames 1922
* *[[Bulbophyllum involutum]]* Borba. Semir & F.Barros 1998
* *[[Bulbophyllum ionophyllum]]* J.J.Verm. 1991
* *[[Bulbophyllum ipanemense]]* Hoehne 1938: Ipanema Bulbophyllum
* *[[Bulbophyllum ischnobasis]]* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *[[Bulbophyllum ischnopus]]* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *[[Bulbophyllum iterans]]* J.J.Verm. & P.O'Byrne 2003
* *[[Bulbophyllum ivorense]]* P.J.Cribb & Perez-Vera 1975

### J
* *[[Bulbophyllum jaapii]]* Szlach. & Olszewski 2001
* *[[Bulbophyllum jackyi]]* G.A.Fisch., Sieder & P.J.Cribb (2007)
* *[[Bulbophyllum jainii]]* (Hynn. & Malhotra) J.J.Verm., Schuit. & de Vogel (2014)
* *[[Bulbophyllum jamaicense]]* Cogn. 1909
* *[[Bulbophyllum janus]]* J.J.Verm. 2002
* *[[Bulbophyllum japonicum]]* (Makino) Makino 1910
* *[[Bulbophyllum jayi]]* J.J.Verm. & A.L.Lamb (2013)
* *[[Bulbophyllum jiewhoei]]* J.J.Verm. & P.O'Byrne 2000
* *[[Bulbophyllum johannis]]* H.Wendl. & Kraenzl. 1894
* *[[Bulbophyllum johannulii]]* J.J.Verm. 1982
* *[[Bulbophyllum johnsonii]]* T.E.Hunt 1950–yellow snake orchid
* *[[Bulbophyllum jolandae]]* J.J.Verm. 1991
* *[[Bulbophyllum jonpetri]]* J.J.Verm. & A.L.Lamb (2013)
* *[[Bulbophyllum josephi]]* (Kuntze) Summerh. 1945
** *Bulbophyllum josephi* var. *josephi*
** *Bulbophyllum josephi* var. *mahonii* (Rolfe) J.J.Verm. 1986
* *[[Bulbophyllum josii]]* J.J.Verm. & P.O'Byrne (2011)
* *[[Bulbophyllum jumellianum]]* Schltr. 1913

### K
* *[[Bulbophyllum kachinense]]* (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
* *[[Bulbophyllum kainochiloides]]* H.Perrier 1937
* *[[Bulbophyllum kaitiense]]* Rchb.f. in W.G.Walpers 1861
* *[[Bulbophyllum kanburiense]]* Seidenf. 1970
* *[[Bulbophyllum kaniense]]* Schltr. 1913
* *[[Bulbophyllum kapitense]]* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *[[Bulbophyllum karenkoensis]]* T.P.Lin, Taiwania (2016)
** *Bulbophyllum karenkoensis* var. *karenkoensis*
** *Bulbophyllum karenkoensis* var. *puniceum* (T.P.Lin & Y.N.Chang) T.P.Lin (2016)
* *[[Bulbophyllum kauloense]]* Schltr. 1913
* *[[Bulbophyllum kautskyi]]* Toscano 2000
* *[[Bulbophyllum keekee]]* N.Hall 1977
* *[[Bulbophyllum kegelii]]* Hamer & Garay (1995 terbit 1997).
* *[[Bulbophyllum kelelense]]* Schltr. 1913
* *[[Bulbophyllum kempfii]]* Schltr. 1921
* *[[Bulbophyllum kemulense]]* J.J.Sm. 1931
* *[[Bulbophyllum kenae]]* J.J.Verm. 1993
* *[[Bulbophyllum kenchungianum]]* P.O'Byrne & Gokusing (2016)
* *[[Bulbophyllum kenejianum]]* Schltr. (1913)
* *[[Bulbophyllum keralense]]* M.Kumar & Sequiera 2001
* *[[Bulbophyllum kermesinostriatum]]* (J.J.Sm.) J.J.Verm., Schuit. & de Vogel (2014)
* *[[Bulbophyllum kermesinum]]* Ridl. 1889
* *[[Bulbophyllum kestron]]* J.J.Verm. & A.L.Lamb 1988
* *[[Bulbophyllum khaoyaiense]]* Seidenf. 1970
* *[[Bulbophyllum khasyanum]]* Griff. 1851
* *[[Bulbophyllum kiamfeeanum]]* J.J.Verm. & P.O'Byrne (2008)
* *[[Bulbophyllum kieneri]]* Bosser 1971
* *[[Bulbophyllum kingii]]* Hook.f. (1890)
* *[[Bulbophyllum kipgenii]]* (Kishor, Chowlu & Vij) J.J.Verm., Schuit. & de Vogel 104 (2014)
* *[[Bulbophyllum kirroanthum]]* Schltr. 1911
* *[[Bulbophyllum kittredgei]]* (Garay, Hamer & Siegerist) J.J.Verm. (1996)
* *[[Bulbophyllum kivuense]]* J.J.Verm. 1986
* *[[Bulbophyllum kjellbergii]]* J.J.Sm. 1933
* *[[Bulbophyllum klabatense]]* Schltr. 1911
** *Bulbophyllum klabatense* subsp. *klabatense]]
** *Bulbophyllum klabatense* subsp. *sulawesii* (Garay, Hamer & Siegerist) J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum koilobasis* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum kontumense* Gagnep. 1950
* *Bulbophyllum korimense* J.J.Sm. 1929
* *Bulbophyllum korinchense* Ridl. 1917
* *Bulbophyllum korthalsii* Schltr. 1907
* *Bulbophyllum kuanwuense* S.W.Chung & T.C.Hsu (2006)
* *Bulbophyllum kubahense* J.J.Verm. & A.L.Lamb (2011)
* *Bulbophyllum kupense* P.J.Cribb & B.J.Pollard 2004
* *Bulbophyllum kusaiense* Tuyama 1940
* *Bulbophyllum kwangtungense* Schltr. 1924

=== L ===
* *Bulbophyllum labatii* Bosser 2004
* *Bulbophyllum laciniatum* (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902: Small-tipped Bulbophyllum
* *Bulbophyllum lacinulosum* J.J.Sm. 1927
* *Bulbophyllum laetum* J.J.Verm. 1996
* *Bulbophyllum lagaroglossum* J.J.Verm. (2008)
* *Bulbophyllum lagaropetalum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum lagarophyllum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum lageniforme* F.M.Bailey 1904
* *Bulbophyllum lakatoense* Bosser 1969
* *Bulbophyllum lambii* J.J.Verm. 1991
* *Bulbophyllum lamelluliferum* J.J.Sm. 1913
* *Bulbophyllum lamii* J.J.Sm. 1929
* *Bulbophyllum lamingtonense* D.L.Jones 1993–cream rope orchid
* *Bulbophyllum lancifolium* Ames 1912
* *Bulbophyllum lancilabium* Ames 1915
* *Bulbophyllum lancipetalum* Ames 1912
* *Bulbophyllum lancisepalum* H.Perrier 1938
* *Bulbophyllum languidum* J.J.Sm. 1922
* *Bulbophyllum lanuginosum* J.J.Verm. 2002
* *Bulbophyllum laoticum* Gagnep. 1930: Laotian Bulbophyllum
* *Bulbophyllum lasianthum* Lindl. 1855
* *Bulbophyllum lasiochilum* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum lasiogaster* J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum lasioglossum* Rolfe ex Ames 1905
* *Bulbophyllum lasiopetalum* Kraenzl. 1916
* *Bulbophyllum latibrachiatum* J.J.Sm. 1908
** *Bulbophyllum latibrachiatum* var. *epilosum* J.J.Sm. 1913
** *Bulbophyllum latibrachiatum* var. *latibrachiatum*
* *Bulbophyllum latipes* J.J.Sm. 1935
* *Bulbophyllum latipetalum* H.Perrier 1951
* *Bulbophyllum latisepalum* Ames & C.Schweinf. in O.Ames 1920
* *Bulbophyllum laxiflorum* (Blume) Lindl. 1830
* *Bulbophyllum laxum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum leandrianum* H.Perrier 1937
* *Bulbophyllum lecouflei* Bosser 1989
* *Bulbophyllum ledungense* Tang & F.T.Wang 1974
* *Bulbophyllum lehmannianum* Kraenzl. 1899
* *Bulbophyllum leibergii* Ames & Rolfe in O.Ames 1915
* *Bulbophyllum leion* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum lemnifolium* Schltr. 1913
* *Bulbophyllum lemniscatoides* Rolfe 1890: lemniscatum-like bulbophyllum
** *Bulbophyllum lemniscatoides* var. *exappendiculatum* 1920
** *Bulbophyllum lemniscatoides* var. *lemniscatoides*
* *Bulbophyllum lemniscatum* C.S.P.Parish ex Hook.f. 1872
* *Bulbophyllum lemuraeoides* H.Perrier (1937)
* *Bulbophyllum lemurense* Bosser & P.J.Cribb in D.J.Du Puy & al. 1999
* *Bulbophyllum leniae* J.J.Verm. 1991
* *Bulbophyllum leonii* Kraenzl. 1899
* *Bulbophyllum leontoglossum* Schltr. 1913
* *Bulbophyllum leopardinum* (Wall.) Lindl. in N.Wallich 1829: leopard-spotted bulbophyllum
* *Bulbophyllum lepantense* Ames 1912
* *Bulbophyllum lepanthiflorum* Schltr. 1913
* *Bulbophyllum lepidum* (Blume) J.J.Sm. (1905)
* *Bulbophyllum leproglossum* J.J.Verm. & A.L.Lamb 1988
* *Bulbophyllum leptanthum* Hook.f. 1890
* *Bulbophyllum leptobulbon* J.J.Verm. 1996
* *Bulbophyllum leptocaulon* Kraenzl. 1916
* *Bulbophyllum leptochlamys* Schltr. 1924
* *Bulbophyllum leptoflorum* P.O'Byrne & P.T.Ong (2014)
* *Bulbophyllum leptoglossum* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum leptoleucum* Schltr. 1913
* *Bulbophyllum leptophyllum* W.Kittr. (1984 terbit 1985).
* *Bulbophyllum leptopus* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum leptosepalum* Hook.f. 1890
* *Bulbophyllum leptostachyum* Schltr. 1922
* *Bulbophyllum leptotriche* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum leucoglossum* Schuit., Juswara & Droissart (2016)
* *Bulbophyllum leucorhachis* (Rolfe) Schltr. (1905)
* *Bulbophyllum leucorhodum* Schltr. 1913
* *Bulbophyllum leucothyrsus* Schltr. 1913: white-flowered bunch bulbophyllum
* *Bulbophyllum levanae* Ames 1915: Levan's bulbophyllum
** *Bulbophyllum levanae* var. *giganteum* Quisumb. & C.Schweinf. 1953
* *Bulbophyllum levatii* Kraenzl. 1929
** *Bulbophyllum levatii* subsp. *levatii*
** *Bulbophyllum levatii* subsp. *mischanthum* J.J.Verm. 1993
* *Bulbophyllum leve* Schltr. 1913
* *Bulbophyllum levidense* J.J.Sm. 1929
* *Bulbophyllum levyae* Garay, Hamer & Siegerist 1995:
* *Bulbophyllum lewisense* B.Gray & D.L.Jones 1989–Mount Lewis rope orchid
* *Bulbophyllum leysianum* Burb. (1895)
* *Bulbophyllum leytense* Ames 1915
* *Bulbophyllum lichenoides* Schltr. 1913
* *Bulbophyllum lichenophylax* Schltr. 1924
* *Bulbophyllum ligulatum* W.Kittr. (1984 terbit 1985).
* *Bulbophyllum ligulifolium* J.J.Sm. 1934
* *Bulbophyllum lilacinum* Ridl. 1897:
* *Bulbophyllum lilianae* Rendle 1917–warty strand orchid
* *Bulbophyllum limbatum* Lindl. 1840
* *Bulbophyllum lindleyanum* Griff. 1851:
* *Bulbophyllum lineare* Frapp. ex Cordem. 1895
* *Bulbophyllum lineariflorum* J.J.Sm. 1911
* *Bulbophyllum linearifolium* King & Pantl. 1897
* *Bulbophyllum linearilabium* J.J.Sm. 1912
* *Bulbophyllum lineariligulatum* Schltr. 1924
* *Bulbophyllum lineatum* (Teijsm. & Binn.) J.J.Sm. 1912
* *Bulbophyllum lineolatum* Schltr. 1913
* *Bulbophyllum linggense* J.J.Sm. 1922
* *Bulbophyllum lingulatum* Rendle 1921
** *Bulbophyllum lingulatum* f. *lingulatum*
** *Bulbophyllum lingulatum* f. *microphyton* (Guillaumin) N.Hall 1977
* *Bulbophyllum liparidioides* Schltr. 1924
* *Bulbophyllum lipense* Ames 1923
* *Bulbophyllum lissoglossum* J.J.Verm. 1991: smooth-lipped bulbophyllum
* *Bulbophyllum lizae* J.J.Verm. 1984
* *Bulbophyllum lobbii* Lindl. 1847: Lobb's Bulbophyllum, Thailand Bulbophyllum, Sumatran Bulbophyllum

** *Bulbophyllum lobbii* subsp. *boreoborneense* Mangal, F.Velazquez & J.J.Verm. (2015)
** *Bulbophyllum lobbii* subsp. *breviflorum* (J.J.Sm.) Mangal, F.Velazquez & J.J.Verm. (2015)
** Bulbophyllum lobbii* subsp. *lobbii*
** Bulbophyllum lobbii* subsp. *siamense* (Rchb.f.) Mangal, F.Velazquez & J.J.Verm. (2015)
* *Bulbophyllum loherianum* (Kraenzl.) Ames in E.D.Merrill 1925
* *Bulbophyllum lohokii* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum lokonense* Schltr. 1911
* *Bulbophyllum lombokense* Rysy (2014)
* *Bulbophyllum lomsakense* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum lonchophyllum* Schltr. 1913
* *Bulbophyllum longebracteatum* Seidenf. (1979)
* *Bulbophyllum longerepens* Ridl. (1908)
* *Bulbophyllum longhutense* J.J.Sm. 1931
* *Bulbophyllum longibrachiatum* Z.H.Tsi 1981
* *Bulbophyllum longibracteatum* Seidenf. 1979
* *Bulbophyllum longiflorum* Thouars 1822–pale umbrella orchid
* *Bulbophyllum longilabre* Schltr. 1912
* *Bulbophyllum longimucronatum* Ames & C.Schweinf. in O.Ames 1920
* *Bulbophyllum longipedicellatum* J.J.Sm. 1910
** *Bulbophyllum longipedicellatum* var. *gjellerupii* J.J.Sm. 1911
** *Bulbophyllum longipedicellatum* var. *longipedicellatum*
* *Bulbophyllum longipes* Rchb.f. in W.G.Walpers (1861)
* *Bulbophyllum longipetalum* Pabst 1964
* *Bulbophyllum longipetiolatum* Ames 1912
* *Bulbophyllum longirostre* Schltr. 1913
* *Bulbophyllum longiscapum* Rolfe 1896
* *Bulbophyllum longisepalum* Rolfe 1895
* *Bulbophyllum longissimum* (Ridl.) J.J.Sm. 1912
* *Bulbophyllum longistelidium* Ridl. (1924)
* *Bulbophyllum longivagans* Carr 1933
* *Bulbophyllum longivaginans* H.Perrier 1937
* *Bulbophyllum lopalanthum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum lophoglottis* (Guillaumin) N.Hall 1977
* *Bulbophyllum lophoton* J.J.Verm. 1993
* *Bulbophyllum lordoglossum* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum lorentzianum* J.J.Sm. 1910
* *Bulbophyllum louisiadum* Schltr. 1919
* *Bulbophyllum loxophyllum* Schltr. 1913
* *Bulbophyllum luanii* Tixier 1965
* *Bulbophyllum lucidum* Schltr. 1924
* *Bulbophyllum luciphilum* Stvart 2000
* *Bulbophyllum luckraftii* F.Muell. 1882
* *Bulbophyllum lumbriciforme* J.J.Sm. 1920
* *Bulbophyllum lupulinum* Lindl. 1862
* *Bulbophyllum luteobracteatum* Jum. & H.Perrier 1912
* *Bulbophyllum luteopurpureum* J.J.Sm. 1907
* *Bulbophyllum luteum* J.J.Verm (2008)
* *Bulbophyllum lyciachungianum* P.O'Byrne & Gokusing (2016)
* *Bulbophyllum lygeron* J.J.Verm. 1991
* *Bulbophyllum lyperocephalum* Schltr. 1924
* *Bulbophyllum lyperostachyum* Schltr. 1924
* *Bulbophyllum lyriforme* J.J.Verm. & P.O'Byrne 2003

=== M ===
* *Bulbophyllum maanshanense* Z.J.Liu, L.J.Chen & W.H.Rao (2010)
* *Bulbophyllum maboroense* Schltr. 1913
* *Bulbophyllum machupicchuense* D.E.Benn. & Christenson 2001
* *Bulbophyllum macilentum* J.J.Verm. 1993
* *Bulbophyllum macneiceae* Schuit. & de Vogel (2005)
* *Bulbophyllum macphersonii* Rupp 1934–small eyelash orchid
** *Bulbophyllum macphersonii* var. *macphersonii*
** *Bulbophyllum macphersonii* var. *spathulatum* Dockrill & St.Cloud 1957
* *Bulbophyllum macraei* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum macranthoides* Kraenzl. 1905: Macrantha-like Bulbophyllum
* *Bulbophyllum macranthum* Lindl. 1844
* *Bulbophyllum macrobulbum* J.J.Sm. 1910
* *Bulbophyllum macrocarpum* Frapp. ex Cordem. 1895
* *Bulbophyllum macroceras* Barb.Rodr. 1882
* *Bulbophyllum macrochilum* Rolfe 1896
* *Bulbophyllum macrocoleum* Seidenf. 1979
* *Bulbophyllum macrorhopalon* Schltr. 1913
* *Bulbophyllum macrorrhinum* (P.Royen) J.J.Verm. (2014)
* *Bulbophyllum macrourum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum maculatum* Boxall ex Náves in F.M.Blanco 1880
* *Bulbophyllum maculiflorum* J.J.Verm., Schuit. & de Vogel (2015)
* *Bulbophyllum magnibracteatum* Summerh. 1935
* *Bulbophyllum magnum* J.J.Verm. (2013)
* *Bulbophyllum magnussonianum* J.J.Verm., de Vogel & A.Vogel (2010)
* *Bulbophyllum mahakamense* J.J.Sm. 1909
* *Bulbophyllum maijenense* Schltr. 1913
* *Bulbophyllum majus* (Ridl.) P.Royen 1979
* *Bulbophyllum makoyanum* (Rchb.f.) Ridl. 1907
* *Bulbophyllum malachadenia* Cogn. in C.F.P.von Martius 1902
* *Bulbophyllum maleolens* Kraenzl. 1928
* *Bulbophyllum malleolabrum* Carr 1932
* *Bulbophyllum mamberamense* J.J.Sm. 1915
* *Bulbophyllum manabendrae* D.K.Roy, Barbhuiya & Talukdar (2014)
* *Bulbophyllum mananjarense* Poiss. 1912
* *Bulbophyllum manarae* Foldats 1968
* *Bulbophyllum mandibulare* Rchb.f. 1882: Chin-like Bulbophyllum
* *Bulbophyllum mangenotii* Bosser 1965
* *Bulbophyllum manipurense* C.S.Kumar & P.C.S.Kumar (2005)
* *Bulbophyllum manobulbum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum maquilingense* Ames & Quisumb. 1932: Mount Makiling Bulbophyllum
* *Bulbophyllum marginatum* Schltr. 1913
* *Bulbophyllum marivelense* Ames 1912
* *Bulbophyllum marknaivei* Cootes, R.Boos & M.Leon (2016)
* *Bulbophyllum marojejiense* H.Perrier 1951
* *Bulbophyllum marovoense* H.Perrier 1951
* *Bulbophyllum marudiense* Carr 1935
* *Bulbophyllum masaganapense* Ames 1920
* *Bulbophyllum masarangicum* Schltr. 1911
* *Bulbophyllum maskeliyense* Livera 1926
* *Bulbophyllum masoalanum* Schltr. 1916: Masoala Bulbophyllum
* *Bulbophyllum masonii* (Senghas) J.J.Wood 1986
* *Bulbophyllum mastersianum* (Rolfe) J.J.Sm. 1912
* *Bulbophyllum mattesii* Sieder & Kiehn (2009)
* *Bulbophyllum maudeae* A.D.Hawkes 1966
* *Bulbophyllum maxillare* (Lindl.) Rchb.f. (1861)–red horntail orchid
* *Bulbophyllum maxillarioides* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum maximum* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum mayrii* J.J.Sm. 1934
* *Bulbophyllum mearnsii* Ames (1913 terbit 1914): Mearns' Bulbophyllum
* *Bulbophyllum mediocre* Summerh. ex Exell 1959
* *Bulbophyllum medioximum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum medusae* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum megalonyx* Rchb.f. 1881
* *Bulbophyllum melanoglossum* Hayata 1914
* *Bulbophyllum melilotus* J.J.Sm. 1929
* *Bulbophyllum melinanthum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum melinoglossum* Schltr. 1913
* *Bulbophyllum melleum* H.Perrier 1937
* *Bulbophyllum melloi* Pabst 1977
* *Bulbophyllum membranaceum* Teijsm. & Binn. 1855
* *Bulbophyllum membranifolium* Hook.f. 1890
** *Bulbophyllum membranifolium* subsp. *inunctum* (J.J.Sm.) J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
** *Bulbophyllum membranifolium* subsp. *membranifolium*
* *Bulbophyllum menghaiense* Z.H.Tsi 1981
* *Bulbophyllum menglaense* Jian W.Li & X.H.Jin (2017)
* *Bulbophyllum menglunense* Z.H.Tsi & Y.Z.Ma 1985
* *Bulbophyllum mengyuanense* Q.Liu, Jian W.Li & X.H.Jin (2015)
* *Bulbophyllum mentiferum* J.J.Sm. 1927
* *Bulbophyllum mentosum* Barb.Rodr. 1877
* *Bulbophyllum meridense* Rchb.f. 1850
* *Bulbophyllum meristorhachis* Garay & Dunst. 1976
* *Bulbophyllum merrittii* Ames 1907
* *Bulbophyllum mesodon* J.J.Verm. 1993
* *Bulbophyllum meson* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum metonymon* Summerh. (1951 terbit 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 terbit 1985).
* *Bulbophyllum micronesiacum* Schltr. 1921
* *Bulbophyllum micropetaliforme* Leite 1946
* *Bulbophyllum micropetalum* Lindl. (1862)
* *Bulbophyllum microrhombos* Schltr. 1912
* *Bulbophyllum microsphaerum* Schltr. 1913
* *Bulbophyllum microtepalum* Rchb.f. in W.G.Walpers 1861:
* *Bulbophyllum microtes* Schltr. 1913
* *Bulbophyllum microthamnus* Schltr. 1923
* *Bulbophyllum migueldavidii* Cootes, Cabactulan & Pimentel (2017)
* *Bulbophyllum mimiense* Schltr. 1913
* *Bulbophyllum minax* Schltr. 1924
* *Bulbophyllum mindorense* Ames 1907
* *Bulbophyllum minutibulbum* W.Kittr. (1984 terbit 1985).
* *Bulbophyllum minutilabrum* H.Perrier 1937
* *Bulbophyllum minutipetalum* Schltr. 1913: Small-petaled Bulbophyllum
* *Bulbophyllum minutissimum* (F.Muell.) F.Muell. 1878
* *Bulbophyllum minutius* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum minutulum* Ridl. ex Burkill & Holttum 1923
* *Bulbophyllum minutum* Thouars 1822
* *Bulbophyllum mirabile* Hallier f. 1889
* *Bulbophyllum mirificum* Schltr. 1918
* *Bulbophyllum mirum* J.J.Sm. 1906
* *Bulbophyllum mischobulbon* Schltr. 1913
* *Bulbophyllum mobilifilum* Carr 1929
* *Bulbophyllum moldenkeanum* A.D.Hawkes 1966
* *Bulbophyllum molle* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum molossus* Rchb.f. 1888
* *Bulbophyllum mona-lisae* Sieder & Kiehn (2009)
* *Bulbophyllum monanthos* Ridl. 1897
* *Bulbophyllum moniliforme* C.S.P.Parish & Rchb.f. 1874: Necklace Bulbophyllum
* *Bulbophyllum monosema* Schltr. 1913
* *Bulbophyllum monstrabile* Ames 1915
* *Bulbophyllum montanum* Schltr. 1913
* *Bulbophyllum montense* Ridl. ex Stapf 1894
* *Bulbophyllum montisdischorense* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum moramanganum* Schltr. 1922
* *Bulbophyllum moratii* Bosser 1989
* *Bulbophyllum morenoi* Dodson & R.Vásquez 1989
* *Bulbophyllum moroides* J.J.Sm. 1917
* *Bulbophyllum morotaiense* J.J.Sm. 1932
* *Bulbophyllum morphologorum* Kraenzl. 1908
* *Bulbophyllum mucronatum* (Blume) Lindl. 1830
** *Bulbophyllum mucronatum* subsp. *alagense* (Ames) J.J.Verm. & P.O'Byrne (2011)
** *Bulbophyllum mucronatum* subsp. *mucronatum*
* *Bulbophyllum mucronifolium* Rchb.f. & Warm. in H.G.Reichenbach 1881
* *Bulbophyllum mulderae* J.J.Verm. 1993
* *Bulbophyllum multiflexum* J.J.Sm. 1927
* *Bulbophyllum multiflorum* Ridl. 1885
* *Bulbophyllum multiligulatum* H.Perrier 1937
* *Bulbophyllum multivaginatum* Jum. & H.Perrier 1912
* *Bulbophyllum muluense* J.J.Wood (1984)
* *Bulbophyllum muricatum* J.J.Sm. 1911
* *Bulbophyllum muriceum* Schltr. 1913
* *Bulbophyllum murkelense* J.J.Sm. 1928
* *Bulbophyllum muscarirubrum* Seidenf. 1979
* *Bulbophyllum muscicola* Rchb.f. 1872
* *Bulbophyllum muscohaerens* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum mutabile* (Blume) Lindl. 1830
* *Bulbophyllum myodes* J.J.Verm. (2008)
* *Bulbophyllum myolaense* Garay, Hamer & Siegerist 1995
* *Bulbophyllum myon* J.J.Verm. 1990
* *Bulbophyllum myrmecochilum* Schltr. 1924
* *Bulbophyllum myrtillus* Schltr. 1913
* *Bulbophyllum mysorense* (Rolfe) J.J.Sm. 1912
* *Bulbophyllum mystax* Schuit. & de Vogel 2002
* *Bulbophyllum mystrochilum* Schltr. 1913
* *Bulbophyllum mystrophyllum* Schltr. 1919

=== N ===
* *Bulbophyllum nabawanense* J.J.Wood & A.L.Lamb 1994
* *Bulbophyllum nagelii* L.O.Williams 1939
* *Bulbophyllum namoronae* Bosser 1971
* *Bulbophyllum nannodes* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum napellii* Lindl. 1842
* *Bulbophyllum nasica* Schltr. 1913
* *Bulbophyllum nasilabium* Schltr. 1921
* *Bulbophyllum nasseri* Garay 1999
* *Bulbophyllum nasutum* Rchb.f. (1871)
* *Bulbophyllum navicula* Schltr. 1913
* *Bulbophyllum naviculiforme* P.O'Byrne & P.T.Ong (2014)
* *Bulbophyllum nebularum* Schltr. 1913
* *Bulbophyllum neglectum* Bosser 1965
* *Bulbophyllum negrosianum* Ames 1912
* *Bulbophyllum nematocaulon* Ridl. 1920
* *Bulbophyllum nematopodum* F.Muell. 1872–green cowl orchid
* *Bulbophyllum nematorhizis* Schltr. 1913
* *Bulbophyllum nemorale* L.O.Williams 1938
* *Bulbophyllum neoebudicum* (Garay, Hamer & Siegerist) Sieder & Kiehn (2009)
* *Bulbophyllum neoguineense* J.J.Sm. 1908
* *Bulbophyllum neopommeranicum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum neotorricellense* J.M.H.Shaw (2014)
* *Bulbophyllum nepalense* Raskoti & Ale (2013)
* *Bulbophyllum nervulosum* Frapp. ex Cordem. 1895
* *Bulbophyllum nesiotes* Seidenf. 1979
* *Bulbophyllum newportii* (F.M.Bailey) Rolfe 1909–cupped strand orchid
* *Bulbophyllum ngoclinhensis* Aver. 1997
* *Bulbophyllum ngoyense* Schltr. 1906
* *Bulbophyllum nigericum* Summerh. 1962
* *Bulbophyllum nigrescens* Rolfe 1910
* *Bulbophyllum nigricans* (Aver.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum nigriflorum* H.Perrier 1937
* *Bulbophyllum nigrilabium* Schltr. 1913
* *Bulbophyllum nigripetalum* Rolfe 1891
* *Bulbophyllum nigritianum* Rendle 1913
* *Bulbophyllum nipondhii* Seidenf. 1985
* *Bulbophyllum nitens* Jum. & H.Perrier 1912
* *Bulbophyllum nitidum* Schltr. 1912: Shimmering Bulbophyllum
* *Bulbophyllum nocturnum* J. J. Verm., de Vogel, Schuit. & A. Vogel 2011
* *Bulbophyllum nodosum* (Rolfe) J.J.Sm. 1912
* *Bulbophyllum notabilipetalum* Seidenf. 1995
* *Bulbophyllum novaciae* J.J.Verm. & P.O'Byrne (2003)
* *Bulbophyllum novae-hiberniae* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum novemfilum* P.O'Byrne & P.T.Ong (2014)
* *Bulbophyllum nubigenum* Schltr. 1913
* *Bulbophyllum nubinatum* J.J.Verm. 1988
* *Bulbophyllum nujiangense* X.H.Jin & W.T.Jin (2014)
* *Bulbophyllum nummularia* (H.Wendl. & Kraenzl.) Rolfe in D.Oliver 1897
* *Bulbophyllum nummularioides* Schltr. 1913
* *Bulbophyllum nutans* (Thouars) Thouars 1822
** *Bulbophyllum nutans* var. *nutans*
** *Bulbophyllum nutans* var. *variifolium* (Schltr.) Bosser 1965
* *Bulbophyllum nymphopolitanum* Kraenzl. (1916)

=== O ===
* *Bulbophyllum oblanceolatum* King & Pantl. 1897
* *Bulbophyllum obliquum* Schltr. 1911
* *Bulbophyllum oblongum* (Lindl.) Rchb.f. in W.G.Walpers (1861)
* *Bulbophyllum obovatifolium* J.J.Sm. 1912
* *Bulbophyllum obovatum* (J.J.Sm.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum obrienianum* Rolfe (1892)
* *Bulbophyllum obscuriflorum* H.Perrier 1937
* *Bulbophyllum obtusatum* Schltr. 1924
* *Bulbophyllum obtusipetalum* J.J.Sm. 1905
* *Bulbophyllum obtusum* (Blume) Lindl. 1830
* *Bulbophyllum obyrnei* Garay, Hamer & Siegerist 1995
* *Bulbophyllum occlusum* Ridl. 1885
* *Bulbophyllum occultum* Thouars 1822
* *Bulbophyllum ocellatum* Cootes & M.A.Clem.8 (2011)
* *Bulbophyllum ochroleucum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum ochroxanthum* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum ochthochilum* J.J.Verm. 1993
* *Bulbophyllum ochthodes* J.J.Verm. 2002
* *Bulbophyllum octarrhenipetalum* J.J.Sm. 1913
* *Bulbophyllum octorhopalon* Seidenf. 1975
* *Bulbophyllum odoardii* Rchb.f. & Pfitzer 1884
* *Bulbophyllum odontoglossum* Schltr. 1913
* *Bulbophyllum odontopelatum* Schltr. 1913
* *Bulbophyllum odontostigma* J.J.Verm. (2008)
* *Bulbophyllum odoratissimum* (Sm.) Lindl. ex Hook.f. 1890: Fragrant Bulbophyllum
** *Bulbophyllum odoratissimum* var. *odoratissimum*
** *Bulbophyllum odoratissimum* var. *racemosum* N.P.Balakr. 1978
* *Bulbophyllum odoratum* (Blume) Lindl. 1830
* *Bulbophyllum oeneum* Burkill ex Ridl. (1924)
* *Bulbophyllum oerstedii* (Rchb.f.) Hemsl. (1884)
* *Bulbophyllum oliganthum* Schltr. 1913
* *Bulbophyllum oligochaete* Schltr. 1913
* *Bulbophyllum oligoglossum* Rchb.f. 1865
* *Bulbophyllum olivinum* J.J.Sm. 1934
** *Bulbophyllum olivinum* subsp. *linguiferum* J.J.Verm. 1993
** *Bulbophyllum olivinum* subsp. *olivinum*
* *Bulbophyllum olorinum* J.J.Sm. 1912
* *Bulbophyllum omerandrum* Hayata 1914
* *Bulbophyllum oncopus* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum onivense* H.Perrier 1937
* *Bulbophyllum oobulbum* Schltr. 1913
* *Bulbophyllum ophiuchus* Ridl. 1886
** *Bulbophyllum ophiuchus* var. *baronianum* H.Perrier ex Hermans (2007)
** *Bulbophyllum ophiuchus* var. *ophiuchus*
* *Bulbophyllum orbiculare* J.J.Sm. 1912
** *Bulbophyllum orbiculare* subsp. *cassideum* (J.J.Sm.) J.J.Verm. 1993
** *Bulbophyllum orbiculare* subsp. *orbiculare*
* *Bulbophyllum orectopetalum* Garay, Hamer & Siegerist 1992
* *Bulbophyllum oreocharis* Schltr. 1913
* *Bulbophyllum oreodorum* Schltr. 1924
* *Bulbophyllum oreodoxa* Schltr. 1913
* *Bulbophyllum oreogenum* Schltr. 1913
* *Bulbophyllum oreogigas* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum oreomene* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum oreonastes* Rchb.f. 1881
* *Bulbophyllum orezii* Sath.Kumar 2004
* *Bulbophyllum orientale* Seidenf. 1979: Eastern Bulbophyllum
* *Bulbophyllum origami* J.J.Verm. 1993
* *Bulbophyllum ornatissimum* (Rchb.f.) J.J.Sm. 1912
* *Bulbophyllum ornatum* Schltr. 1913
* *Bulbophyllum orohense* J.J.Sm. 1915
* *Bulbophyllum orsidice* Ridl. 1916
* *Bulbophyllum ortalis* J.J.Verm. 1993
* *Bulbophyllum orthosepalum* J.J.Verm. 1993: Straight-petaled Bulbophyllum
* *Bulbophyllum osyricera* Schltr. 1911
* *Bulbophyllum osyriceroides* J.J.Sm. 1920
* *Bulbophyllum othonis* (Kuntze) J.J.Sm. 1912
* *Bulbophyllum otochilum* J.J.Verm. 1991
* *Bulbophyllum ovalifolium* (Blume) Lindl. 1830: Oval-leafed Bulbophyllum
* *Bulbophyllum ovatolanceatum* J.J.Sm. 1928
* *Bulbophyllum ovatum* Seidenf. 1979
* *Bulbophyllum oxyanthum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum oxycalyx* Schltr. 1924
** *Bulbophyllum oxycalyx* var. *oxycalyx*
** *Bulbophyllum oxycalyx* var. *rubescens* (Schltr.) Bosser 1965
* *Bulbophyllum oxychilum* Schltr. 1905

=== P ===
* *Bulbophyllum pachyacris* J.J.Sm. 1908
* *Bulbophyllum pachyanthum* Schltr. 1906
* *Bulbophyllum pachyglossum* Schltr. 1919
* *Bulbophyllum pachyneuron* Schltr. 1911
* *Bulbophyllum pachypus* Schltr. 1924
* *Bulbophyllum pachytelos* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum pahudii* (de Vriese) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum paleiferum* Schltr. 1924
* *Bulbophyllum pallens* (Jum. & Perrier) Schltr. 1924
* *Bulbophyllum pallidulum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum pallidum* Seidenf. 1979
* *Bulbophyllum pampangense* Ames 1923
* *Bulbophyllum pan* Ridl. 1915
* *Bulbophyllum pandanetorum* Summerh. (1953 terbit 1954).
* *Bulbophyllum pandurella* Schltr. 1924
* *Bulbophyllum pantoblepharon* Schltr. 1924
** *Bulbophyllum pantoblepharon* var. *pantoblepharon*
** *Bulbophyllum pantoblepharon* var. *vestitum* H.Perrier ex Hermans (2007)
* *Bulbophyllum papangense* H.Perrier 1937
* *Bulbophyllum papilio* J.J.Sm. 1910
* *Bulbophyllum papillatum* J.J.Sm. 1910
* *Bulbophyllum papillipetalum* Ames 1922
* *Bulbophyllum papillosofilum* Carr 1929
* *Bulbophyllum papuanum* (Schltr.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum papuliferum* Schltr. 1911
* *Bulbophyllum papuliglossum* Schltr. 1913
* *Bulbophyllum papulipetalum* Schltr. 1913
* *Bulbophyllum papulosum* Garay 1999: Warty Bulbophyllum
* *Bulbophyllum parabates* J.J.Verm. 1991
* *Bulbophyllum paraemarginatum* Aver. (2007)
* *Bulbophyllum paranaense* Schltr. 1919
** *Bulbophyllum paranaense* var. *paranaense*
* *Bulbophyllum pardalinum* Ridl. 1916
* *Bulbophyllum pardalotum* Garay 1995
* *Bulbophyllum parviflorum* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum parvum* Summerh. 1957
* *Bulbophyllum patella* J.J.Verm. 1993
* *Bulbophyllum patens* King ex Hook.f. 1896
* *Bulbophyllum pauciflorum* Ames 1912
* *Bulbophyllum paucisetum* J.J.Sm. 1915
* *Bulbophyllum paulianum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum paululum* Schltr. 1913
* *Bulbophyllum pauwelsianum* Stévart & Droissart (2014)
* *Bulbophyllum pauzii* P.O'Byrne & P.T.Ong (2014)
* *Bulbophyllum pecten-veneris* (Gagnep.) Seidenf. (1973 terbit 1974):
* *Bulbophyllum pectinatum* Finet 1897
* *Bulbophyllum pedilochilus* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum pelicanopsis* J.J.Verm. & A.L.Lamb 1988
* *Bulbophyllum peltopus* Schltr. 1913
* *Bulbophyllum pemae* Schltr. 1913
* *Bulbophyllum pendens* J.J.Verm. (2008)
* *Bulbophyllum penduliscapum* J.J.Sm. 1900
* *Bulbophyllum pendulum* Thouars 1822
* *Bulbophyllum penicillium* C.S.P.Parish & Rchb.f. 1874: Brush-lipped Bulbophyllum
* *Bulbophyllum peninsulare* Seidenf. 1979: Peninsula Bulbophyllum
* *Bulbophyllum pentaneurum* Seidenf. 1979
* *Bulbophyllum pentastichum* (Pfitzer ex Kraenzl.) H.Perrier 1939
** *Bulbophyllum pentastichum* subsp. *pentastichum*
** *Bulbophyllum pentastichum* subsp. *rostratum* H.Perrier ex Hermans (2007)
* *Bulbophyllum peperomiifolium* J.J.Sm. 1918
* *Bulbophyllum peramoenum* Ames, Philipp. (1913 terbit 1914).
* *Bulbophyllum percorniculatum* H.Perrier 1951
* *Bulbophyllum perexiguum* Ridl. 1916
* *Bulbophyllum perforans* J.J.Sm. 1935
* *Bulbophyllum perii* Schltr. 1922
* *Bulbophyllum perparvulum* Schltr. 1915
* *Bulbophyllum perpendiculare* Schltr. 1911
* *Bulbophyllum perpusillum* H.Wendl. & Kraenzl. 1894
* *Bulbophyllum perreflexum* Bosser & P.J.Cribb 2001
* *Bulbophyllum perrieri* Schltr. 1913
* *Bulbophyllum perryi* J.J.Verm. & Kindler (2015)
* *Bulbophyllum perseverans* Hermans (2007)
* *Bulbophyllum pervillei* Rolfe ex Scott-Elliot 1891
* *Bulbophyllum petiolare* Thwaites 1861
* *Bulbophyllum petiolatum* J.J.Sm. 1910
* *Bulbophyllum petioliferum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum petrae* G.A.Fisch., Sieder & P.J.Cribb (2007)
* *Bulbophyllum petrophilum* (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum peyrotii* Bosser 1965
* *Bulbophyllum phaeanthum* Schltr. 1911
* *Bulbophyllum phaeoglossum* Schltr. 1913
* *Bulbophyllum phaeoneuron* Schltr. 1911
* *Bulbophyllum phaeorhabdos* Schltr. 1923
* *Bulbophyllum phalaenopsis* J.J.Sm. 1937
* *Bulbophyllum phayamense* Seidenf. 1979
* *Bulbophyllum phillipsianum* Kores 1991
* *Bulbophyllum phitamii* Aver. (2017)
* *Bulbophyllum phormion* J.J.Verm. 1992
* *Bulbophyllum phreatiopse* J.J.Verm. 1993
* *Bulbophyllum phymatum* J.J.Verm. 1982
* *Bulbophyllum physocoryphum* Seidenf. 1979
* *Bulbophyllum physometrum* J.J.Verm., Suksathan & Watthana (2017)
* *Bulbophyllum pictum* C.S.P.Parish & Rchb.f. (1874)
* *Bulbophyllum picturatum* (Lodd.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum pidacanthum* J.J.Verm. 1992
* *Bulbophyllum piestobulbon* Schltr. 1923
* *Bulbophyllum piestoglossum* J.J.Verm. 1993: Narrow-labellum Bulbophyllum
* *Bulbophyllum pileatum* Lindl. 1844: Fibery Bulbophyllum
* *Bulbophyllum piliferum* J.J.Sm. 1908
* *Bulbophyllum pilosum* J.J.Verm. 2002
* *Bulbophyllum piluliferum* King & Pantl. 1895
* *Bulbophyllum pinelianum* (A.Rich.) Ormerod (2016)
* *Bulbophyllum pingnanense* J.F.Liu, S.R.Lan & Y.C.Liang (2016)
* *Bulbophyllum pingtungense* S.S.Ying & S.C.Chen in S.S.Ying (1985)
* *Bulbophyllum pinicolum* Gagnep. 1930
* *Bulbophyllum pipio* Rchb.f. 1876
* *Bulbophyllum pisibulbum* J.J.Sm. 1914
* *Bulbophyllum pitengoense* Campacci (2010)
* *Bulbophyllum piundaundense* (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum placochilum* J.J.Verm. 1991
* *Bulbophyllum plagiatum* Ridl. 1916
* *Bulbophyllum plagiopetalum* Schltr. 1913
* *Bulbophyllum planibulbe* (Ridl.) Ridl. 1907
* *Bulbophyllum planiplexum* J.J.Verm. (2008)
* *Bulbophyllum planitiae* J.J.Sm. 1910
* *Bulbophyllum platypodum* H.Perrier 1937
* *Bulbophyllum pleiopterum* Schltr. 1912
* *Bulbophyllum pleochromum* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum pleurocrepis* J.J.Verm., Cootes & M.Perry (2017)
* *Bulbophyllum pleurothallidanthum* Garay 1999
* *Bulbophyllum pleurothalloides* Ames 1907
* *Bulbophyllum pleurothallopsis* Schltr. 1924
* *Bulbophyllum plicatum* J.J.Verm. 1993
* *Bulbophyllum plumatum* Ames 1915
* *Bulbophyllum plumosum* (Barb.Rodr.) Cogn. in C.F.P.von Martius 1902
* *Bulbophyllum plumula* Schltr. 1913
* *Bulbophyllum pocillum* J.J.Verm. 1991
* *Bulbophyllum poekilon* Carr 1932
* *Bulbophyllum polliculosum* Seidenf. 1973
* *Bulbophyllum polyblepharon* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum polycyclum* J.J.Verm. 1996
* *Bulbophyllum polyflorum* J.M.H.Shaw (2016)
* *Bulbophyllum polygaliflorum* J.J.Wood 1984
* *Bulbophyllum polyphyllum* Schltr. 1913
* *Bulbophyllum polyrrhizum* Lindl. 1830
* *Bulbophyllum polythyris* J.J.Verm. & Sieder (2015)
* *Bulbophyllum popayanense* Kraenzl. 1899
* *Bulbophyllum porphyrostachys* Summerh. 1951
* *Bulbophyllum porphyrotriche* J.J.Verm. 1991
* *Bulbophyllum posticum* J.J.Sm. 1911
* *Bulbophyllum potamophilum* Schltr. 1913
* *Bulbophyllum praetervisum* J.J.Verm. 2002
* *Bulbophyllum prianganense* J.J.Sm. 1913
* *Bulbophyllum prismaticum* Thouars 1822
* *Bulbophyllum pristis* J.J.Sm. 1913
* *Bulbophyllum proboscideum* (Gagnep.) Seidenf. & Smitinand 1961
* *Bulbophyllum proculcastris* J.J.Verm. 2000
* *Bulbophyllum propinquum* Kraenzl. 1908
* *Bulbophyllum prorepens* Summerh. (1953 terbit 1954).
* *Bulbophyllum protectum* H.Perrier 1937
* *Bulbophyllum protractum* Hook.f. 1890
* *Bulbophyllum proudlockii* (King & Pantl.) J.J.Sm. 1912
* *Bulbophyllum pseudoconiferum* W.Suarez & Cootes (2009)
* *Bulbophyllum pseudofilicaule* J.J.Sm. 1935
* *Bulbophyllum pseudohydra* (Summerh.) J.M.H.Shaw (2016)
* *Bulbophyllum pseudopelma* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum pseudopicturatum* (Garay) Sieder & Kiehn (2009)
* *Bulbophyllum pseudoserrulatum* J.J.Sm. 1912
* *Bulbophyllum pseudotrias* J.J.Verm. 1996
* *Bulbophyllum psilorhopalon* Schltr. 1913
* *Bulbophyllum psittacoglossum* Rchb.f. 1863
* *Bulbophyllum psychrophilum* (F.Muell.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum pteroglossum* Schltr. (1919)
* *Bulbophyllum pterostele* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum ptiloglossum* H.Wendl. & Kraenzl. 1897
* *Bulbophyllum ptilotes* Schltr. 1913
* *Bulbophyllum ptychantyx* J.J.Verm. 1993
* *Bulbophyllum ptychostigma* J.J.Verm. (2008)
* *Bulbophyllum pubiflorum* Schltr. 1911
* *Bulbophyllum pugilanthum* J.J.Wood 1994
* *Bulbophyllum puguahaanense* Ames 1915
* *Bulbophyllum puluongensis* (Aver. & Averyanova) Sieder & Kiehn (2010 terbit 2011)
* *Bulbophyllum pulvinatum* Schltr. 1913
* *Bulbophyllum pumilio* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum pumilum* (Sw.) Lindl. (1830)
* *Bulbophyllum punamense* Schltr. 1913
* *Bulbophyllum punctatum* Barb.Rodr. 1877
* *Bulbophyllum pungens* Schltr. 1913
* *Bulbophyllum puntjakense* J.J.Sm. 1907
* *Bulbophyllum purpurascens* Teijsm. & Binn. 1862
* *Bulbophyllum purpurellum* Ridl. 1916
* *Bulbophyllum purpureofuscum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum purpureorhachis* (De Wild.) Schltr. 1914
* *Bulbophyllum purpureum* Thwaites 1861
* *Bulbophyllum pusillum* Thouars 1822
* *Bulbophyllum pustulatum* Ridl. 1898
* *Bulbophyllum putaoensis* Q.Liu (2017)
* *Bulbophyllum putidum* (Teijsm. & Binn.) J.J.Sm. 1912
* *Bulbophyllum putii* Seidenf. 1979
* *Bulbophyllum pygmaeum* (Sm.) Lindl. 1830
* *Bulbophyllum pyridion* J.J.Verm. 1991
* *Bulbophyllum pyroglossum* Schuit. & de Vogel (2005)

=== Q ===
* *Bulbophyllum quadrangulare* J.J.Sm. 1911
* *Bulbophyllum quadrialatum* H.Perrier 1939
* *Bulbophyllum quadricarinum* Kores 1989
* *Bulbophyllum quadricaudatum* J.J.Sm. 1911
* *Bulbophyllum quadrichaete* Schltr. 1913
* *Bulbophyllum quadrifalciculatum* J.J.Sm. 1929
* *Bulbophyllum quadrifarium* Rolfe 1903
* *Bulbophyllum quadrisetum* Lindl. 1843
* *Bulbophyllum quadrisubulatum* J.J.Sm. 1929
* *Bulbophyllum quasimodo* J.J.Verm. 1991
* *Bulbophyllum quinquelobum* Schltr. 1913

=== R ===
* *Bulbophyllum radicans* F.M.Bailey 1897–striped pyjama orchid
* *Bulbophyllum ramulicola* Schuit. & de Vogel 2002
* *Bulbophyllum ranomafanae* Bosser & P.J.Cribb 2001
* *Bulbophyllum rariflorum* J.J.Sm. 1908
* *Bulbophyllum rarum* Schltr. 1913
* *Bulbophyllum raskotii* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum rauhii* Toill.-Gen. & Bosser 1961
** *Bulbophyllum rauhii* var. *andranobeense* Bosser 1971
** *Bulbophyllum rauhii* var. *rauhii*
* *Bulbophyllum raui* Arora (1969 terbit 1972)
* *Bulbophyllum ravanii* Cootes (2011)
* *Bulbophyllum reclusum* Seidenf. 1995
* *Bulbophyllum rectilabre* J.J.Sm. 1912
* *Bulbophyllum recurviflorum* J.J.Sm. 1903
* *Bulbophyllum recurvilabre* Garay 1999
* *Bulbophyllum reductum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum reevei* J.J.Verm. 1992
* *Bulbophyllum reflexiflorum* H.Perrier 1937
** *Bulbophyllum reflexiflorum* subsp. *pogonochilum* (Summerh.) Bosser 2000
** *Bulbophyllum reflexiflorum* subsp. *reflexiflorum*
* *Bulbophyllum refractilingue* J.J.Sm. 1931
* *Bulbophyllum refractum* (Zoll.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum reginaldoi* Campacci (2009)
* *Bulbophyllum regnellii* Rchb.f. 1850
* *Bulbophyllum reichenbachianum* Kraenzl. 1893
* *Bulbophyllum reichenbachii* (Kuntze) Schltr. 1915
* *Bulbophyllum reifii* Sieder & Kieh (2009)
* *Bulbophyllum remiferum* Carr 1933
* *Bulbophyllum remotifolium* (Fukuy.) K.Nakaj. (1973)
* *Bulbophyllum renipetalum* Schltr. 1913
* *Bulbophyllum renkinianum* (Laurent) De Wild. 1921
* *Bulbophyllum repens* Griff. 1851
* *Bulbophyllum reptans* (Lindl.) Lindl. in N.Wallich 1829
* *Bulbophyllum restrepia* (Ridl.) Ridl. 1893
* *Bulbophyllum resupinatum* Ridl. 1887
** *Bulbophyllum resupinatum* var. *filiforme* (Kraenzl.) J.J.Verm. 1986
** *Bulbophyllum resupinatum* var. *resupinatum*
* *Bulbophyllum reticulatum* Bateman ex Hook.f. 1866
* *Bulbophyllum retrorsum* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum retusiusculum* Rchb.f. 1869
* *Bulbophyllum rheedei* Manilal & Sath.Kumar 1991
* *Bulbophyllum rheophyton* J.J.Verm. & Tsukaya (2011)
* *Bulbophyllum rhizomatosum* Ames & C.Schweinf. in O.Ames 1920
* *Bulbophyllum rhodoglossum* Schltr. 1913
* *Bulbophyllum rhodoleucum* Schltr. 1913
* *Bulbophyllum rhodoneuron* Schltr. 1913
* *Bulbophyllum rhodophyllum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum rhodosepalum* Schltr. 1901
* *Bulbophyllum rhodostachys* Schltr. 1916
* *Bulbophyllum rhomboglossum* Schltr. 1913
* *Bulbophyllum rhopaloblepharon* Schltr. 1913
* *Bulbophyllum rhopalophorum* Schltr. 1913
* *Bulbophyllum rhynchoglossum* Schltr. 1910
* *Bulbophyllum rictorium* Schltr. (1925)
* *Bulbophyllum rienanense* H.Perrier 1937
* *Bulbophyllum rigidifilum* J.J.Sm. 1920
* *Bulbophyllum rigidipes* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum rigidum* King & Pantl. 1895
* *Bulbophyllum rimannii* (Rchb.f.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum riparium* J.J.Sm. 1929
* *Bulbophyllum rivulare* Schltr. 1913
* *Bulbophyllum rolfei* (Kuntze) Seidenf. 1979
* *Bulbophyllum romburghii* J.J.Sm. 1907
* *Bulbophyllum romyi* B.Thoms (2015)
* *Bulbophyllum roraimense* Rolfe 1896
* *Bulbophyllum rosemarianum* Sath.Kumar 2001
* *Bulbophyllum roseopictum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum roseopunctatum* Schltr. 1913
* *Bulbophyllum roseum* Ridl. (1896)
* *Bulbophyllum rostriceps* Rchb.f. 1878
* *Bulbophyllum rothschildianum* (O'Brien) J.J.Sm. 1912: Rothschild's Bulbophyylum
* *Bulbophyllum roxburghii* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum rubiferum* J.J.Sm. 1918
* *Bulbophyllum rubiginosum* Schltr. 1925
* *Bulbophyllum rubipetalum* P.Royen 1979
* *Bulbophyllum rubrigemmum* Hermans (2007)
* *Bulbophyllum rubroguttatum* Seidenf. 1985
* *Bulbophyllum rubrolabellum* T.P.Lin 1975
* *Bulbophyllum rubrolabium* Schltr. 1916
* *Bulbophyllum rubrolineatum* Schltr. 1923
* *Bulbophyllum rubrolingue* Cootes & Boos (2015)
* *Bulbophyllum rubromaculatum* W.Kittr. (1984 terbit 1985).
* *Bulbophyllum rubrum* Jum. & H.Perrier 1912
* *Bulbophyllum rubusioides* Naive, M.Leon & Cootes (2017)
* *Bulbophyllum ruficaudatum* Ridl. 1910
* *Bulbophyllum rufilabrum* C.S.P.Parish ex Hook.f. 1890
* *Bulbophyllum rufinum* Rchb.f. 1881
* *Bulbophyllum ruginosum* H.Perrier (1937)
* *Bulbophyllum rugosibulbum* Summerh. 1960
* *Bulbophyllum rugosisepalum* Seidenf. 1979
* *Bulbophyllum rugosum* Ridl. 1897
* *Bulbophyllum rugulosum* J.J.Sm. 1935
* *Bulbophyllum rupicola* Barb.Rodr. 1877
* *Bulbophyllum rutenbergianum* Schltr. 1924
* *Bulbophyllum rutilans* J.J.Verm. & A.L.Lamb, (2008)
* *Bulbophyllum rutiliflorum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum rysyanum* Roeth (2007)

=== S ===
* *Bulbophyllum saccoglossum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum saccolabioides* J.J.Sm. 1929
* *Bulbophyllum sagemuelleri* R.Bustam. & Kindler (2015)
* *Bulbophyllum salaccense* Rchb.f. 1857
* *Bulbophyllum salmoneum* Aver. & J.J.Verm. (2012)
* *Bulbophyllum saltatorium* Lindl. 1837: Dancing Bulbophyllum
** *Bulbophyllum saltatorium* var. *albociliatum* (Finet) J.J.Verm. 1986
** *Bulbophyllum saltatorium* var. *calamarium* (Lindl.) J.J.Verm. 1986
** *Bulbophyllum saltatorium* var. *saltatorium*
* *Bulbophyllum salmoneum* Aver. & J.J.Verm. (2012)
* *Bulbophyllum sambiranense* Jum. & H.Perrier 1912
* *Bulbophyllum samoanum* Schltr. 1911: Samoan Bulbophyllum
* *Bulbophyllum sanderianum* Rolfe 1893
* *Bulbophyllum sandersonii* (Hook.f.) Rchb.f. 1878
** *Bulbophyllum sandersonii* subsp. *sandersonii*
** *Bulbophyllum sandersonii* subsp. *stenopetalum* (Kraenzl.) J.J.Verm. 1986
* *Bulbophyllum sandrangatense* Bosser 1965
* *Bulbophyllum sangae* Schltr. 1905
* *Bulbophyllum sanguineomaculatum* Ridl. (1896)
* *Bulbophyllum sanguineopunctatum* Seidenf. & A.D.Kerr (1973 terbit 1974)
* *Bulbophyllum sanguineum* H.Perrier 1937
* *Bulbophyllum sanitii* Seidenf. 1970
* *Bulbophyllum sannio* J.J.Verm. (2008)
* *Bulbophyllum santoense* J.J.Verm. 1993
* *Bulbophyllum santosii* Ames 1915: Santos' Bulbophyllum
* *Bulbophyllum sapphirinum* Ames 1915
* *Bulbophyllum sarasinorum* Schltr. 1925
* *Bulbophyllum sarawaketense* (P.Royen) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum sarcanthiforme* Ridl. 1916
* *Bulbophyllum sarcochilum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum sarcodanthum* Schltr. 1913
* *Bulbophyllum sarcophylloides* Garay, Hamer & Siegerist 1994: Sarcophyllum-like Bulbophyllum
* *Bulbophyllum sarcophyllum* (King & Pantl.) J.J.Sm. 1912: Fleshy Red-leafed Bulbophyllum
* *Bulbophyllum sarcorhachis* Schltr. 1918
** *Bulbophyllum sarcorhachis* var. *befaonense* (Schltr.) H.Perrier 1937
** *Bulbophyllum sarcorhachis* var. *flavomarginatum* H.Perrier ex Hermans (2007)
** *Bulbophyllum sarcorhachis* var. *sarcorhachis*
* *Bulbophyllum sarcoscapum* Teijsm. & Binn. 1867
* *Bulbophyllum saronae* Garay 1999
* *Bulbophyllum sasakii* (Hayata) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum sauguetiense* Schltr. 1913
* *Bulbophyllum saurocephalum* Rchb.f. 1886
** *Bulbophyllum saurocephalum* subsp. *oncoglossum* W.Suarez (2011)
** *Bulbophyllum saurocephalum* subsp. *saurocephalum*
* *Bulbophyllum savaiense* Schltr. 1911
** *Bulbophyllum savaiense* subsp. *gorumense* (Schltr.) J.J.Verm. 1993
** *Bulbophyllum savaiense* subsp. *savaiense*
** *Bulbophyllum savaiense* subsp. *subcubicum* (J.J.Sm.) J.J.Verm. 1993
* *Bulbophyllum sawiense* J.J.Sm. 1912
* *Bulbophyllum scaberulum* (Rolfe) Bolus 1889: Slightly-roughened Bulbophyllum
** *Bulbophyllum scaberulum* var. *crotalicaudatum* J.J.Verm. 1987
** *Bulbophyllum scaberulum* var. *fuerstenbergianum* (De Wild.) J.J.Verm. 1986
** *Bulbophyllum scaberulum* var. *scaberulum*
* *Bulbophyllum scabratum* Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum scabrum* J.J.Verm. & A.L.Lamb 1988
* *Bulbophyllum scaphiforme* J.J.Verm. 2002
* *Bulbophyllum scaphioglossum* J.J.Verm. & Rysy, (2014)
* *Bulbophyllum scaphosepalum* Ridl. 1916
* *Bulbophyllum scariosum* Summerh. 1953
* *Bulbophyllum sceliphron* J.J.Verm. 1991
* *Bulbophyllum schaiblei* Cootes & Naive (2017)
* *Bulbophyllum schefferi* (Kuntze) Schltr. 1915
* *Bulbophyllum schillerianum* Rchb.f. 1860: Schiller's Bulbophyllum
* *Bulbophyllum schimperianum* Kraenzl. 1902
* *Bulbophyllum schinzianum* Kraenzl. 1899
** *Bulbophyllum schinzianum* var. *irigaleae* (P.J.Cribb & Pérez-Vera) J.J.Verm. 1987
** *Bulbophyllum schinzianum* var. *phaeopogon* (Schltr.) J.J.Verm. 1986
** *Bulbophyllum schinzianum* var. *schinzianum*
* *Bulbophyllum schistopetalum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum schizopetalum* L.O.Williams 1946
* *Bulbophyllum schmidii* Garay 1999: Schmid's Bulbophyllum
* *Bulbophyllum schmidtianum* Rchb.f. 1865
* *Bulbophyllum schuitemanii* J.J.Verm. (2008)
* *Bulbophyllum schwarzii* Sieder & Kiehn (2010 terbit 2011).
* *Bulbophyllum sciaphile* Bosser 1965
* *Bulbophyllum scintilla* Ridl. 1908
* *Bulbophyllum scopa* J.J.Verm. 1990
* *Bulbophyllum scopula* Schltr. 1913
* *Bulbophyllum scorpio* J.J.Verm. (2008)
* *Bulbophyllum scrobiculilabre* J.J.Sm. 1914
* *Bulbophyllum scutiferum* J.J.Verm. 1993
* *Bulbophyllum scyphochilus* Schltr. 1912
* *Bulbophyllum seabrense* Campacci (2008)
* *Bulbophyllum secundum* Hook.f. 1890
* *Bulbophyllum seidenfadenii* A.D.Kerr (1973)
* *Bulbophyllum semiasperum* J.J.Sm. 1934
* *Bulbophyllum semiindutum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum semiteres* Schltr. 1913
* *Bulbophyllum semiteretifolium* Gagnep. 1930
* *Bulbophyllum semperflorens* J.J.Sm. 1907
* *Bulbophyllum sempiternum* Ames 1920
* *Bulbophyllum senghasii* G.A.Fisch. & Sieder (2009)
* *Bulbophyllum sensile* Ames 1915
* *Bulbophyllum sepikense* W.Kittr. (1984 terbit 1985)
* *Bulbophyllum septatum* Schltr. 1924
* *Bulbophyllum septemtrionale* (J.J.Sm.) J.J.Sm. 1913
* *Bulbophyllum serra* Schltr. 1913: Toothed Bulbophyllum
* *Bulbophyllum serratotruncatum* Seidenf. (1973 terbit 1974)
* *Bulbophyllum serripetalum* Schltr. 1923
* *Bulbophyllum serrulatifolium* J.J.Sm. 1929
* *Bulbophyllum serrulatum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum setaceum* T.P.Lin 1975: Bristly Bulbophyllum
* *Bulbophyllum setigerum* Lindl. 1838
* *Bulbophyllum setilabium* Aver. (2017)
* *Bulbophyllum setuliferum* J.J.Verm. & Saw 2000
* *Bulbophyllum shanicum* King & Pantl. 1897
* *Bulbophyllum shepherdii* (F.Muell.) Rchb.f. 1871–wheat-leaf rope orchid
* *Bulbophyllum shweliense* W.W.Sm. 1921
* *Bulbophyllum sibuyanense* Ames 1912
* *Bulbophyllum sicyobulbon* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum siederi* Garay 1999: Sieder's Bulbophyllum
* *Bulbophyllum sigaldiae* Guillaumin 1955
* *Bulbophyllum sigmoideum* Ames & C.Schweinf. in O.Ames 1920
* *Bulbophyllum signatum* J.J.Verm. 1996
* *Bulbophyllum sikapingense* J.J.Sm. 1920
* *Bulbophyllum silentvalliensis* M.P.Sharma & S.K.Srivast. 1993
* *Bulbophyllum sillemianum* Rchb.f. 1884
* *Bulbophyllum simii* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum simile* Schltr.1913
* *Bulbophyllum similissimum* J.J.Verm. 1991
* *Bulbophyllum simmondsii* Kores 1989
* *Bulbophyllum simondii* Gagnep. 1950
* *Bulbophyllum simplex* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum simplicilabellum* Seidenf. 1979
* *Bulbophyllum simulacrum* Ames 1915
* *Bulbophyllum sinapis* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum singaporeanum* Schltr. 1911
* *Bulbophyllum singulare* Schltr. 1913
* *Bulbophyllum sinhoense* Aver. (2007)
* *Bulbophyllum skeatianum* Ridl. 1915
* *Bulbophyllum smileiphyllum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum smithianum* Schltr. 1911
* *Bulbophyllum smitinandii* Seidenf. & Thorut 1996
* *Bulbophyllum socordine* J.J.Verm. & Cootes (2008)
* *Bulbophyllum soidaoense* (Seidenf.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum solteroi* R.González 1992
* *Bulbophyllum somae* Hayata (1920)
* *Bulbophyllum sopoetanense* Schltr. 1911: Mt. Sopoetan Bulbophyllum
* *Bulbophyllum sordidum* Lindl. 1840
* *Bulbophyllum sororculum* J.J.Verm. 2002
* *Bulbophyllum spadiciflorum* Tixier 1966
* *Bulbophyllum spaniostagon* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum spathilingue* J.J.Sm. 1908
* *Bulbophyllum spathipetalum* J.J.Sm. 1908
* *Bulbophyllum spathulatum* (Rolfe ex E.Cooper) Seidenf. 1970
* *Bulbophyllum speciosum* Schltr. 1912
* *Bulbophyllum sphaenopus* J.J.Verm. (2008)
* *Bulbophyllum sphaeracron* Schltr. 1913
* *Bulbophyllum sphaericum* Z.H.Tsi & H.Li 1981
* *Bulbophyllum sphaerobulbum* H.Perrier 1937
* *Bulbophyllum spissum* J.J.Verm. 1996
* *Bulbophyllum spodotriche* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum spongiola* J.J.Verm. 1996
* *Bulbophyllum stabile* J.J.Sm. 1911
* *Bulbophyllum staetophyton* J.J.Verm. (2008)
* *Bulbophyllum stalagmotelos* J.J.Verm. (2008)
* *Bulbophyllum stelis* J.J.Sm. 1927
* *Bulbophyllum stellatum* Ames 1912
* *Bulbophyllum stellula* Ridl. 1916
* *Bulbophyllum stellulamontis* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum stemonochilum* J.J.Verm. (2008)
* *Bulbophyllum stenobulbon* C.S.P.Parish & Rchb.f. 1874: Slender-bulbed Bulbophyllum
* *Bulbophyllum stenochilum* Schltr. 1913
* *Bulbophyllum stenomeris* J.J.Verm. & P.O'Byrne (2008).
* *Bulbophyllum stenophyllum* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum stenophyton* (Garay & W.Kittr.)
* *Bulbophyllum stenorhopalon* Schltr. 1921
* *Bulbophyllum stenuroides* J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum stenurum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum sterile* (Lam.) Suresh in D.H.Nicolson, C.R.Suresh & K.S.Manilal 1988
* *Bulbophyllum steyermarkii* Foldats 1968
* *Bulbophyllum stictanthum* Schltr. 1913
* *Bulbophyllum stictosepalum* Schltr. 1913
* *Bulbophyllum stipitatibulbum* J.J.Sm. 1931
* *Bulbophyllum stipulaceum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum stockeri* J.J.Verm. (2008)
* *Bulbophyllum stocksii* (Benth. ex Hook.f.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum stolleanum* Schltr. 1923
* *Bulbophyllum stolzii* Schltr. 1915
* *Bulbophyllum stormii* J.J.Sm. 1907
* *Bulbophyllum streptomorphum* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum streptotriche* J.J.Verm. 1991
* *Bulbophyllum striatellum* Ridl. 1890
* *Bulbophyllum striatulum* Aver. (2016)
* *Bulbophyllum striatum* (Griff.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum strigosum* (Garay) Sieder & Kiehn (2009)
* *Bulbophyllum stylocoryphe* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum suavissimum* Rolfe 1889
* *Bulbophyllum subaequale* Ames 1923
* *Bulbophyllum subapetalum* J.J.Sm. 1915
* *Bulbophyllum subapproximatum* H.Perrier 1937
* *Bulbophyllum subbullatum* J.J.Verm. 1996
* *Bulbophyllum subclausum* J.J.Sm. 1909
* *Bulbophyllum subclavatum* Schltr. 1925
* *Bulbophyllum subcrenulatum* Schltr. 1925
* *Bulbophyllum subligaculiferum* J.J.Verm. 1987
* *Bulbophyllum submarmoratum* J.J.Sm. 1918
* *Bulbophyllum subpatulum* J.J.Verm. 2002
* *Bulbophyllum subsecundum* Schltr. 1916
* *Bulbophyllum subsessile* Schltr. 1924
* *Bulbophyllum subtrilobatum* Schltr. 1913
* *Bulbophyllum subumbellatum* Ridl. 1896
* *Bulbophyllum succedaneum* J.J.Sm. 1927
* *Bulbophyllum sukhakulii* Seidenf. 1995
* *Bulbophyllum sulcatum* (Blume) Lindl. 1830
* *Bulbophyllum sulfureum* Schltr. 1924
* *Bulbophyllum sunipia* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum superfluum* Kraenzl. 1929
* *Bulbophyllum surigaense* Ames & Quisumb. (1933 terbit 1934)
* *Bulbophyllum sutepense* (Rolfe ex Downie) Seidenf. & Smitinand 1961

=== T ===
* *Bulbophyllum taeniophyllum* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum taeter* J.J.Verm. 1996
* *Bulbophyllum tahanense* Carr 1930
* *Bulbophyllum tahitense* Nadeaud 1873
** *Bulbophyllum tahitense* subsp. *butaudianum* Marg. (2012)
** *Bulbophyllum tahitense* subsp. *tahitense*
* *Bulbophyllum taiwanense* (Fukuy.) K.Nakaj. 1973
* *Bulbophyllum takeuchii* (Howcroft) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum talauense* (J.J.Sm.) Carr 1932
* *Bulbophyllum tampoketsense* H.Perrier 1937
* *Bulbophyllum tanystiche* J.J.Verm. 1993
* *Bulbophyllum tapeinophyton* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum tarantula* Schuit. & de Vogel (2005)
* *Bulbophyllum tardeflorens* Ridl. 1896
* *Bulbophyllum tectipes* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum tectipetalum* J.J.Sm. 1929
* *Bulbophyllum teimosense* E.C.Smidt & Borba (2009)
* *Bulbophyllum teinophyllum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum tekuense* Carr 1930
* *Bulbophyllum tengchongense* Z.H.Tsi 1989
* *Bulbophyllum tentaculatum* Schltr. 1913
* *Bulbophyllum tentaculiferum* Schltr. 1913
* *Bulbophyllum tenue* Schltr. 1913
* *Bulbophyllum tenuifolium* (Blume) Lindl. 1830
* *Bulbophyllum tenuipes* Schltr. 1913
* *Bulbophyllum tenuislinguae* T.P.Lin & Shu H.Wu (2012)
* *Bulbophyllum teretibulbum* H.Perrier 1937
* *Bulbophyllum teretifolium* Schltr. 1905
* *Bulbophyllum teretilabre* J.J.Sm. 1913
* *Bulbophyllum terrestre* (J.J.Sm.) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum tetragonum* Lindl. 1830
* *Bulbophyllum thaiorum* J.J.Sm. 1912
* *Bulbophyllum thecanthum* J.J.Verm. (2008)
* *Bulbophyllum theiochromum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum theioglossum* Schltr. 1913
* *Bulbophyllum thelantyx* J.J.Verm. 1993
* *Bulbophyllum therezienii* Bosser 1971
* *Bulbophyllum thersites* J.J.Verm. 1993
* *Bulbophyllum theunissenii* J.J.Sm. 1920
* *Bulbophyllum thiurum* J.J.Verm. & P.O'Byrne (2005)
* *Bulbophyllum thompsonii* Ridl. 1885
* *Bulbophyllum thrixspermiflorum* J.J.Sm. 1908
* *Bulbophyllum thrixspermoides* J.J.Sm. 1912
* *Bulbophyllum thwaitesii* Rchb.f. 1874
* *Bulbophyllum thymophorum* J.J.Verm. & A.L.Lamb 1988
* *Bulbophyllum tianguii* K.Y.Lang & D.Luo (2007)
* *Bulbophyllum tigridum* Hance (1883)
* *Bulbophyllum tindemansianum* J.J.Verm., de Vogel & A.Vogel (2010)
* *Bulbophyllum tinekeae* Schuit. & de Vogel (2005)
* *Bulbophyllum tipula* Aver. (2016)
* *Bulbophyllum titanea* Ridl. 1908
* *Bulbophyllum tixieri* Seidenf. 1992
* *Bulbophyllum toilliezae* Bosser 1965
* *Bulbophyllum tokioi* Fukuy. 1935
* *Bulbophyllum toppingii* Ames (1913 terbit 1914)
* *Bulbophyllum torajarum* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum toranum* J.J.Sm. 1912
* *Bulbophyllum torquatum* J.J.Sm. 1929
* *Bulbophyllum torricellense* Schltr. 1913
* *Bulbophyllum tortum* Schltr. 1913
* *Bulbophyllum tortuosum* (Blume) Lindl. 1830
* *Bulbophyllum tothastes* J.J.Verm. (1991)
* *Bulbophyllum trachyanthum* Kraenzl. 1894
* *Bulbophyllum trachybracteum* Schltr. 1913
* *Bulbophyllum trachyglossum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum trachypus* Schltr. 1913
* *Bulbophyllum translucidum* Kindler, R.Bustam. & Ferreras (2016)
* *Bulbophyllum tremulum* Wight 1851
* *Bulbophyllum treschii* Jenny (2012)
* *Bulbophyllum triadenium* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum triaristella* Schltr. 1913
* *Bulbophyllum tricanaliferum* J.J.Sm. 1913
* *Bulbophyllum tricarinatum* Petch 1923
* *Bulbophyllum tricaudatum* J.J.Verm. (2008)
* *Bulbophyllum trichaete* Schltr. 1913
* *Bulbophyllum trichochlamys* H.Perrier 1937
* *Bulbophyllum trichorhachis* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum trichromum* Schltr. 1923
* *Bulbophyllum triclavigerum* J.J.Sm. 1913
* *Bulbophyllum tricolor* L.B.Sm. & S.K.Harris 1936
* *Bulbophyllum tricorne* Seidenf. & Smitinand 1965
* *Bulbophyllum tricornoides* Seidenf. 1979
* *Bulbophyllum tridentatum* Kraenzl. 1901: Three-toothed Bulbophyllum
* *Bulbophyllum trifarium* Rolfe 1910
* *Bulbophyllum trifilum* J.J.Sm. 1908
** *Bulbophyllum trifilum* subsp. *filisepalum* (J.J.Sm.) J.J.Verm. (2002 terbit 2003)
** *Bulbophyllum trifilum* subsp. *trifilum*
* *Bulbophyllum triflorum* (Breda) Blume 1828
* *Bulbophyllum trifolium* Ridl. 1897
* *Bulbophyllum trigonidioides* J.J.Sm. 1935
* *Bulbophyllum trigonobulbum* Schltr. & J.J.Sm. 1914
* *Bulbophyllum trigonocarpum* Schltr. in K.M.Schumann & C.A.G.Lauterbach 1905
* *Bulbophyllum trigonopus* (Rchb.f.) P.T.Ong (2017)
* *Bulbophyllum trigonosepalum* Kraenzl. (1921)
* *Bulbophyllum trilineatum* H.Perrier 1937
* *Bulbophyllum trimenii* (Hook.f.) J.J.Sm. 1912
* *Bulbophyllum trinervium* J.J.Sm. 1935
* *Bulbophyllum trineuron* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum tripetalum* Lindl. 1842
* *Bulbophyllum tripudians* C.S.P.Parish & Rchb.f. 1875
* *Bulbophyllum trirhopalon* Schltr. 1913
* *Bulbophyllum triste* Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum tristelidium* W.Kittr. (1984 terbit 1985)
* *Bulbophyllum tristriatum* Carr (1930)
* *Bulbophyllum triviale* Seidenf. 1979
* *Bulbophyllum tropidopous* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum trulliferum* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum truncatum* J.J.Sm. 1913
* *Bulbophyllum tryssum* J.J.Verm. & A.L.Lamb 1994
* *Bulbophyllum tseanum* (S.Y.Hu & Barretto) Z.H.Tsi 1999
* *Bulbophyllum tsekourioides* M.Leon, Naive & Cootes (2017)
* *Bulbophyllum tsii* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum tuberculatum* Colenso 1884
* *Bulbophyllum tubilabrum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum tumidum* J.J.Verm. 1991
* *Bulbophyllum tumoriferum* Schltr. 1913
* *Bulbophyllum turgidum* J.J.Verm. 1991
* *Bulbophyllum turkii* Bosser & P.J.Cribb 2001
* *Bulbophyllum turpe* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum tylophorum* Schltr. 1911

=== U ===
* *Bulbophyllum uhl-gabrielianum* Chiron & V.P.Castro (2009)
* *Bulbophyllum umbellatum* Lindl. 1830: Umbrella Bulbophyllum
** *Bulbophyllum umbellatum* var. *fuscescens* (Hook.f.) P.K.Sarkar 1984
** *Bulbophyllum umbellatum* var. *umbellatum*
* *Bulbophyllum uncinatum* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum unciniferum* Seidenf. 1973
* *Bulbophyllum undatilabre* J.J.Sm. 1912
* *Bulbophyllum undecifilum* J.J.Sm. 1927
* *Bulbophyllum unguiculatum* Rchb.f. 1850
* *Bulbophyllum unguilabium* Schltr. 1913
* *Bulbophyllum unicaudatum* Schltr. 1913
** *Bulbophyllum unicaudatum* var. *unicaudatum*
** *Bulbophyllum unicaudatum* var. *xanthosphaerum* Schltr. 1913
* *Bulbophyllum uniflorum* (Blume) Hassk. 1844
* *Bulbophyllum unifoliatum* De Wild. 1921
** *Bulbophyllum unifoliatum* subsp. *flectens* (P.J.Cribb & P.Taylor) J.J.Verm. 1987
** *Bulbophyllum unifoliatum* subsp. *infracarinatum* (G.Will.) J.J.Verm. 1987
** *Bulbophyllum unifoliatum subsp. unifoliatum*
* *Bulbophyllum unitubum* J.J.Sm. 1929
* *Bulbophyllum univenum* J.J.Verm. 1993
* *Bulbophyllum upupops* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum urceolatum* A.D.Hawkes 1952
* *Bulbophyllum uroglossum* Schltr. 1921
* *Bulbophyllum uroplatoides* Hermans & G.A.Fisch. (2009)
* *Bulbophyllum urosepalum* Schltr. 1913
* *Bulbophyllum ustusfortiter* J.J.Verm. 1993
* *Bulbophyllum uviflorum* P.O'Byrne 1999

=== V ===
* *Bulbophyllum vaccinioides* Schltr. 1913
* *Bulbophyllum vagans* Ames & Rolfe 1907
* *Bulbophyllum vaginatum* (Lindl.) Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum vakonae* Hermans (2007)
* *Bulbophyllum valeryi* J.J.Verm. & P.O'Byrne 2003
* *Bulbophyllum validum* Carr 1933
* *Bulbophyllum vanroyenii* J.J.Verm., Schuit. & de Vogel, (2014)
* *Bulbophyllum vanum* J.J.Verm. 1984
* *Bulbophyllum vanvuurenii* J.J.Sm. 1917
* *Bulbophyllum vareschii* Foldats 1968
* *Bulbophyllum variculosum* J.J.Verm. (2008)
* *Bulbophyllum variegatum* Thouars 1822
* *Bulbophyllum veitchianum* Garay ex W.E.Higgins (2009)
* *Bulbophyllum veldkampii* J.J.Verm. & P.O'Byrne (2011)
* *Bulbophyllum ventriosum* H.Perrier 1937
* *Bulbophyllum venulosum* J.J.Verm. & A.L.Lamb (2008)
* *Bulbophyllum vermiculare* Hook.f. 1890
* *Bulbophyllum verruciferum* Schltr. 1913
** *Bulbophyllum verruciferum* var. *carinatisepalum* Schltr. 1913
** *Bulbophyllum verruciferum* var. *verruciferum*
* *Bulbophyllum verrucosum* (L.O.Williams) J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum verruculatum* Schltr. 1913
* *Bulbophyllum verruculiferum* H.Perrier 1951
* *Bulbophyllum versteegii* J.J.Sm. 1908
* *Bulbophyllum vesiculosum* J.J.Sm. 1917
* *Bulbophyllum vespertilio* Ferreras & Cootes (2010)
* *Bulbophyllum vestigipetalum* J.J.Verm. & A.L.Lamb (2013)
* *Bulbophyllum vestitum* Bosser 1971
** *Bulbophyllum vestitum* var. *meridionale* Bosser 1971
** *Bulbophyllum vestitum* var. *vestitum*
* *Bulbophyllum vexillarium* Ridl. 1916
* *Bulbophyllum vietnamense* Seidenf. 1975
* *Bulbophyllum viguieri* Schltr. 1922
* *Bulbophyllum violaceolabellum* Seidenf. 1981
* *Bulbophyllum violaceum* (Blume) Lindl. 1830
* *Bulbophyllum virens* (Lindl.) Hook.f. (1890)
* *Bulbophyllum viridescens* Ridl. (1908)
* *Bulbophyllum viridiflorum* (Hook.f.) Schltr. 1910
* *Bulbophyllum vitellinum* Ridl. 1897
* *Bulbophyllum vittatum* Teijsm. & Binn. 1862
* *Bulbophyllum vulcanicum* Kraenzl. 1914
* *Bulbophyllum vulcanorum* H.Perrier 1938
* *Bulbophyllum vutimenaense* B.A.Lewis 1992

=== W ===
* *Bulbophyllum wadsworthii* Dockrill 1964–yellow rope orchid
* *Bulbophyllum wagneri* Schltr. 1921
* *Bulbophyllum wakoi* Howcroft 1999
* *Bulbophyllum wallichii* Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum wangkaense* Seidenf. 1979
* *Bulbophyllum warianum* Schltr. 1913
* *Bulbophyllum weberbauerianum* Kraenzl. 1905
* *Bulbophyllum weberi* Ames 1912
* *Bulbophyllum wechsbergii* Sieder & Kiehn (2009)
* *Bulbophyllum weddelii* (Lindl.) Rchb.f. in W.G.Walpers 1861: Weddel's Bulbophyllum
* *Bulbophyllum weinthalii* R.S.Rogers 1933: Weinthal's Bulbophyllum
** *Bulbophyllum weinthalii* subsp. *striatum* D.L.Jones 2001
** *Bulbophyllum weinthalii* subsp. *weinthalii*
* *Bulbophyllum wendlandianum* (Kraenzl.) J.J.Sm. 1912
* *Bulbophyllum werneri* Schltr. 1913
* *Bulbophyllum wightii* Rchb.f. in W.G.Walpers 1861
* *Bulbophyllum wilkianum* T.E.Hunt 1947
* *Bulbophyllum williamsii* A.D.Hawkes 1956
* *Bulbophyllum windsorense* B.Gray & D.L.Jones 1989–thread-tipped rope orchid
* *Bulbophyllum woelfliae* Garay, Senghas & K.Lemcke 1996
* *Bulbophyllum wolfei* B.Gray & D.L.Jones 1991–fleshy snake orchid
* *Bulbophyllum wollastonii* Ridl. 1916
* *Bulbophyllum wrayi* Hook.f. 1890
* *Bulbophyllum wuzhishanense* X.H.Jin (2005)

=== X ===
* *Bulbophyllum xantanthum* Schltr. 1911
* *Bulbophyllum xanthoacron* J.J.Sm. 1911
* *Bulbophyllum xanthobulbum* Schltr. 1918
* *Bulbophyllum xanthochlamys* Schltr. 1913
* *Bulbophyllum xanthochloron* J.J.Verm. (2014)
* *Bulbophyllum xanthomelanon* J.J.Verm. & P.O'Byrne (2008)
* *Bulbophyllum xanthophaeum* Schltr. 1913
* *Bulbophyllum xanthornis* Schuit. & de Vogel 2002
* *Bulbophyllum xanthotes* Schltr. 1913
* *Bulbophyllum xanthum* Ridl. 1920
* *Bulbophyllum xenosum* J.J.Verm. 1996
* *Bulbophyllum xiajinchuangense* Z.J.Liu, L.J.Chen & W.H.Rao (2010)
* *Bulbophyllum xiphion* J.J.Verm. 1996
* *Bulbophyllum xylinopus* J.J.Verm., P.O'Byrne & A.L.Lamb (2015)
* *Bulbophyllum xylophyllum* C.S.P.Parish & Rchb.f. 1874
* *Bulbophyllum xyphoglossum* J.J.Verm., de Vogel & A.Vogel (2010)

=== Y ===
* *Bulbophyllum yingjiangense* B.M.Wang & J.W.Zhai (2017)
* *Bulbophyllum yoksunense* J.J.Sm. 1912
* *Bulbophyllum yunnanense* Rolfe 1901

=== Z ===
* *Bulbophyllum zambalense* Ames 1912
* *Bulbophyllum zamboangense* Ames (1913 terbit 1914)
* *Bulbophyllum zaratananae* Schltr. 1924
** *Bulbophyllum zaratananae* subsp. *disjunctum* H.Perrier ex Herman (2007)
** *Bulbophyllum zaratananae* subsp. *zaratananae*
* *Bulbophyllum zebrinum* J.J.Sm. 1911
* *Bulbophyllum zophyranthum* J.J.Verm., Schuit. & de Vogel (2014)
* *Bulbophyllum zygochilum'' J.J.Verm. (2008)

## Referensi

## Pranala luar
* The Bulbophyllum-Checklist
* The World Checklist of Monocotyledons
* The Internet Orchid Species Photo Encyclopedia