SECTION Oxysepala Bentham & J D Hook.f. 1883

Type: Bulbophyllum clandestinum Lindl. 1841

SYNONYMS - Diphyes SECTION Monanthes Bl. 1825; SECTION Polyblepharon Schltr. 1912; SECTION Hybochilus Schlechter 1912; SECTION Monanthes [Bl] Avery. 1994

Single flowered inflorescence with resupinate flowers, tubular floral bracts, the pedicel basal node level with the attachment of the floral bract, the sepals usually nearly equal, usually 3 veined, margins glabrous to ciliate, with a free dorsal sepal, laterals free to connate along their lower margins. Single veined petals have entire to erose, glabrous to ciliate. The mobile lip is on a thin ligament and is undivided, auriculate to trilobed. There are 2 or 4 pollina.

There are about 150 species in this section confined to India, China, Indochina, to Australia and the Pacific in forests at elevations up to 3000 meters

Entries below with an asterix are listed in publications by J J Vermeullen and so are more likely correct than ones without. Species with a question mark in front, seem to me, to not conform and so please use with caution.

  1. *Bulbophyllum acutilobum J.J.Verm. & P.O'Byrne 2008 Sulawesi

  2. Bulbophyllum amblyacron Schltr. 1913 New Guinea

  3. Bulbophyllum amblyanthum Schltr. 1913 New Guinea

  4. Bulbophyllum angusteovatum Seidenf. 1979 Thailand

  5. *Bulbophyllum auritum J.J.Verm. & P.O'Byrne 2008 Sulawesi

  6. Bulbophyllum bicaudatum Schltr. 1913 New Guinea

  7. Bulbophyllum bisepalum Schltr. 1905 New Guinea

  8. Bulbophyllum blepharocardium Schltr. 1913 New Guinea

  9. Bulbophyllum cadetioides Schltr. 1913 New Guinea

  10. Bulbophyllum chalcochloron J.J.Verm. 2008 Papua New Guinea

  11. Bulbophyllum chlorolirion J.J.Verm. 2008 Papua New Guinea

  12. Bulbophyllum ciliolatum Schltr. 1913 New Guinea

  13. *!Bulbophyllum clandestinum Lindl. 1841 Thailand, Laos, Vietnam, Myanmar, Malaysia, Sulawesi, the Molouccas, Sumatra, Borneo, New Guinea, Java, the Philippines and Fiji

  14. *Bulbophyllum consimile J J Verm & O'Byrne 2008 - Sulawesi

  15. Bulbophyllum crassulifolium (A. Cunn.) Rupp 1937 Australia from SE New South Wales to SE Queensland

  16. Bulbophyllum decumbens Schltr. 1913 New Guinea

  17. *Bulbophyllum decurrentilobum J.J.Verm. & P.O'Byrne 2003 Sulawesi

  18. Bulbophyllum depressum King & Pantl. 1897 India, China, Thailand, Malaysia, Borneo, Sumatra and Java

  19. Bulbophyllum dichaeoides Schltr. 1913 New Guinea

  20. Bulbophyllum dichilus Schltr. 1913 New Guinea

  21. *Bulbophyllum dischidiifolium J.J.Sm. 1909 Borneo, Sulawesi and New Guinea

    Bulbophyllum dryadum Schltr. 1913New Guinea

  22. Bulbophyllum eciliatum Schltr. 1913 New Guinea

  23. Bulbophyllum elegantius Schltr. 1913 New Guinea

  24. Bulbophyllum endotrachys Schltr. 1913 New Guinea

  25. Bulbophyllum fibristectum J.J.Verm. 2008 Papua New Guinea

  26. Bulbophyllum finisterrae Schltr. 1913 New Guinea

  27. Bulbophyllum flavum Schltr. 1913 New Guinea

  28. Bulbophyllum flexuosum Schlechter 1913 New Guinea

  29. Bulbophyllum fuscatum Schlechter 1913 New Guinea

  30. Bulbophyllum gadgarrense Rupp 1950 Australia

  31. Bulbophyllum glabrum Schltr. 1913 New Guinea

  32. Bulbophyllum grandimesense B.Gray & D.L.Jones 1989 Queensland Australia

  33. Bulbophyllum heteroblepharon Schltr. 1913 New Guinea

  34. Bulbophyllum hexurum Schltr. 1913 New Guinea

  35. Bulbophyllum inauditum Schltr. 1913 New Guinea

  36. Bulbophyllum incumbens Schltr. 1913 New Guinea

  37. Bulbophyllum inversum Schltr. 1913 New Guinea

  38. Bulbophyllum kauloense Schltr. 1913 New Guinea

  39. Bulbophyllum kenejianum Schltr. 1913 New Guinea

  40. Bulbophyllum lamingtonense D.L.Jones 1993 Australia

  41. Bulbophyllum leptoflorum P.O'Byrne & P.T.Ong 2014 penninsular Malaysia

  42. Bulbophyllum lewisense B. Gray & D.L. Jones 1989 Australia

  43. Bulbophyllum lichenoides Schltr. 1913 New Guinea

  44. Bulbophyllum linearilabium J.J.Sm. 1912 Moluccas and New Guinea

  45. Bulbophyllum lophoglottis (Guillaumin) N.Halle 1977 New Caledonia

  46. Bulbophyllum loxophyllum Schltr. 1913 New Guinea

  47. Bulbophyllum maboroense Schltr. 1913 New Guinea

  48. Bulbophyllum macphersonii Rupp 1934 Queensland, Australia

  49. Bulbophyllum masarangicum Schltr. 1911 Sulawesi

  50. Bulbophyllum mattesii Sieder & Kiehn 2009 New Guinea

  51. Bulbophyllum microblepharon Schltr. 1913 New Guinea

  52. Bulbophyllum microdendron Schltr. 1913 New Guinea

  53. Bulbophyllum minutibulbum W.Kittr. 1984 publ. 1985 New Guinea

  54. Bulbophyllum montanum Schltr. 1913 New Guinea

  55. Bulbophyllum myolaense Garay, Hamer & Siegerist 1995 New Guinea

  56. Bulbophyllum myrtillus Schltr. 1913 New Guinea

  57. Bulbophyllum navicula Schltr. 1913 New Guinea

  58. Bulbophyllum nigrilabium Schltr. 1913 New Guinea

  59. *Bulbophyllum nummularioides Schltr. 1913 New Guinea

  60. Bulbophyllum odontostigma J.J.Verm. 2008 Irian Jaya New Guinea

  61. Bulbophyllum oligochaete Schltr. 1913 New Guinea

  62. *Bulbophyllum oncopus - Sulawesi

  63. Bulbophyllum piliferum J.J.Sm. 1908 Papua New Guinea

  64. Bulbophyllum plumula Schltr. 1913 New Guinea

  65. Bulbophyllum polyblepharon Schltr. 1905 New Guinea

  66. Bulbophyllum pseudoserrulatum J.J.Sm. 1912 - New Guinea

  67. Bulbophyllum ptilotes Schltr. 1913New Guinea

  68. Bulbophyllum ptychostigma J.J.Verm. 2008 Papua New Guinea

  69. Bulbophyllum punamense Schltr. 1913 New Ireland, New Guinea

  70. Bulbophyllum pungens Schltr. 1913 New Guinea

  71. Bulbophyllum quinquelobum Schltr.1913 New Guinea

  72. Bulbophyllum rarum Schltr. 1913 New Guinea

  73. Bulbophyllum recurviflorum J.J.Sm. 1903 Moluccas

  74. *Bulbophyllum renipetalum Schltr. 1913 New Guinea and Sulawesi

    Bulbophyllum rhopaloblepharon Schltr. 1913 New Guinea

  75. Bulbophyllum rhopalophorum Schltr. 1913 New Guinea

  76. Bulbophyllum schillerianum Rchb. f.1860 Australia

  77. Bulbophyllum scopula Schltr. 1913 New Guinea

  78. Bulbophyllum semiteres Schltr. 1913 New Guinea

  79. Bulbophyllum serrulatum Schltr. 1905 New Guinea

  80. Bulbophyllum shepherdi F. Muell. 1862 Queensland and New South Wales Australia

    Bulbophyllum sp.32 New Guinea

    Bulbophyllum sp.33 New Guinea

    Bulbophyllum sp.41 MAYBE ---New Guinea

  81. Bulbophyllum sphaeracron Schltr. 1913 New Guinea

  82. Bulbophyllum stemonochilum J.J.Verm. 2008 Irian Jaya New Guinea

  83. Bulbophyllum stenochilum Schltr.1913New Guinea and Solomon Islands

  84. Bulbophyllum subtrilobatum Schltr. 1913 New Guinea

  85. Bulbophyllum tentaculiferum Schltr. 1913 New Guinea

  86. Bulbophyllum tenue Schltr. 1913 New Guinea

  87. Bulbophyllum theioglossum Schltr. 1913 New Guinea

  88. *!Bulbophyllum tortuosum Lindl. [Bl.] 1830 eastern Himalayas, Bhutan, Myanmar, Thailand, Malaysia, Laos, Vietnam, Malaysia, Borneo, Java and Sumatra

  89. Bulbophyllum trachybracteum Schltr. 1913 New Guinea

  90. Bulbophyllum trichaete Schltr. 1913 New Guinea

  91. Bulbophyllum tumoriferum Schltr. 1913 New Guinea

  92. *Bulbophyllum unicinatum J J Verm. & O'Byrne 2003 - Sulawesi

  93. Bulbophyllum unguilabium Schltr. 1913 New Guinea

  94. Bulbophyllum unicaudatum Schltr.1913 New Guinea

  95. Bulbophyllum vaccinioides Schltr. 1913 New Guinea

  96. Bulbophyllum verruculatum Schltr. 1913 New Guinea

  97. Bulbophyllum wadsworthii Dockrill 1964 Australia

  98. Bulbophyllum williamsii A.D.Hawkes 1956 Philippines

  99. Bulbophyllum windsorense B.Gray & D.L.Jones 1989 Australia

  100. Bulbophyllum xanthotes Schltr. 1913 New Guinea

References W3 Tropicos, Kew Monocot list , IPNI ; New species of Bulbophyllum from eastern Malesia (Orchidaceae) Nordic Journal of Botany 26: 129195, 2008 Vermuellen; Genera Orchidacearum Vol 6 Epidendroideae Pt 3 Pridgeon, Cribb Chase & Ramussen 2014; Bulbophyllum of Borneo J J Verm, P O'Byrne and Lamb 2015 photos/drawing fide;

--------------------------------------------------------------------------------------------------------------------------