Bulbophyllum membranifolium Hook. f. 1890 SECTION Beccariana Pfitz. 1889

Plant and flowers in situ Sabah, Borneo Photos courtesy of Peter Maxwell

Another Color Form

Side View Of Flower Photos courtesy of Tan Eng Tiek

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Common Name The Thin-Membraneaceous Leaf Bulbophyllum

Flower Size 1.2" [3 cm]

Found in Perak Malaysia, Sabah, Sarawak, Sumatra and the Philippines at elevations of 800 to 2300 [2700] meters in swampy forests, lowland forests, lower mixed, open montane forests as a small size, warm to cool growing epiphyte and ocassional terrestrial in humus deposits and moss cushions with ovoid, somewhat flattened pseudobulbs carrying a single, apical, rather thick, ovate to elliptic, light to medium green leaf that is conduplicate below into the petiole and blooms in the summer in situ in Borneo on a basal, 2 to 3" [5 to 7.5 cm] long, single flowered inflorescence with ovate floral bracts and slightly fragrant flowers.

Bulbophyllum sanguineomaculatum Ridl. 1896 has often been made a synonym of this species but it differs in having larger petals and has the purple markings willy nilly and not along the veins of the petals as well as open sepals below instead of united as in B membranifolium

Synonyms Bulbophyllum badium Ridl. 1917; Bulbophyllum crista-galli Kraenzl. 1905; Bulbophyllum cryptophoranthoides 1874; Bulbophyllum insigne Ridl. 1896; Bulbophyllum scandens Kraenzl 1954; Phyllorchis membranifolium [Hkr.f] Kuntze 1891

References W3 Tropicos, Kew Monocot list , IPNI ; *Icones Plantarum Vol 21 Hooker 1890 drawing fide; Orchids of Malaya Holtum 1953; Orchidiana Philipiniana Vol 1 Valmayor 1984 as B dagamense; Orchids of Borneo Vol 2 Vermeullen 1991 drawing/photo fide; Orchids of Penninsular Malaysia and Singapore Seidenfadden and Wood 1992 drawing/photo fide; The Plants of Mount Kinabalu Vol 2 Orchids Wood Beaman & Beaman 1993; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Orchids of Sumatra Comber 2002 photo fide; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003 as B dagamense; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003; Australian Orchid Review Vol 70 No 3 2005; Thirty Two New Species of Bulbophyllum (Orchidaceae)from Sulawesi J.J. VERMEULEN 1 AND P. O’BYRNE Gard. Bulletin Singapore 60 (1): 73-153 2008; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011 drawing/photo fide; A Guide to the Orchids of Kinabalu Wood 2013 photo; Bulbophyllum of Borneo J J Verm, P O'Byrne and Lamb 2015 photos/drawing fide;

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