Bulbophyllum tenuifolium (Blume) Lindl. 1830 SECTION Polymeres Verm & O'Byrne 2008
TYPE for the section
Photos by © Peter O’Byrne and The Swiss Orchid Foundation at the Jany Renz Herbaria
Another Angle Showing horns on Column
Photos by © N. T Gerald and Orchid Works Blog
Plants in situ Cameron Highlands Malaysia
Photo by Copyright © David Kuehn
Common Name The Thin Leafed Bulbophyllum
Flower Size 5/8" [1.8 mm]
Found in the Andaman Islands, Thailand, Laos, Cambodia, Malaysia, Sumatra, Borneo, Java, Lesser Sunda Islands, Sulawesi and the Philippines on old mangroves and isolated trees in grasslands, podosol forests and lower montane forests at elevations around sea level to 1530 meters as a miniature sized, hot to cool growing epiphyte with ovoid, slightly 4 angled, purple flushed pseudobulbs that are close set and carries a single, apical, linear, more or less acute, thick, fleshy, basally slightly petiolate leaf that has the base flushed with purple and blooms in the summer on a .8 to 2.2" 2 to 5.2 cm] long, slender, single flowered inflorescence.
Verm & O’Byrne state that this species has excessive variability over it’s range and most likely all the photos above are B tenuifolium, although the first photo by O’Byrne is exact to their description of 2011 for Sulawesi
Synonyms Bulbophyllum angulatum J.J.Sm. 1908; Bulbophyllum chryseum (Kraenzl.) Ames 1911; Bulbophyllum microstele Schltr. 1910; Bulbophyllum nigromaculatum Holttum 1947; Cirrhopetalum chryseum Kraenzl. 1910; *Diphyes tenuifolia Blume 1825; Phyllorchis tenuifolia (Blume) Kuntze 1891
References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Von Java J.J.Sm. 1905; Die Orchideen Von Java Figuren Atlas J.J.Smith 1908 drawing fide; Gard. Bull. Singapore 11:276 Holttum 1947 as B nigromaculatum drawing fide; Flora of Malaya Vol 1 Holttum 1957; The Orchids of Thailand Seidenfaden & Smitinand 1961 drawing ok; Notes on Cirrhopetalum Seidenfadden 1973 as B chryseum drawing good; Dansk Botanisk Arkiv Bind 33 #3 Orchid Genera in Thailand VIII Bulbophyllum Thou Seidenfaden 1979 drawing fide; Orchidiana Philipiniana Vol 1 Valmayor 1984 as B chryseum; Orchids of Java Comber 1990; Orchids of Penninsular Malaysia and Singapore Seidenfaden & Wood 1992 drawing 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 2001; Orchids of Sarawak Beaman & Wood Beaman etal 2001 as B cf angulatum; Orchids of Sarawak Beaman, Wood & Beaman etal 2001; Orchids of Sarawak Beaman, Wood & Beaman etal 2001 as B aff tenuifolium ; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003; Turczaninowia 19 (3): 5–58 L. V. Averyanov1 , Khang Sinh Nguyen etal 2016 ; New species of Bulbophyllum from eastern Malesia (Orchidaceae) Nordic Journal of Botany 26: 129195, 2008 Vermuellen; Wild Orchids of the Cameron Highlands REACH 2009 photo hmm; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011 photo good; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide; Bulbophyllum of Sulawesi Vermeullen & O'Byrne 2011 drawing/photo fide to the first photo; Philippine Native Orchid Species Cootes 2011 photo fide; Orchid Digest Vol 78 #1 2014 photo fide tothe 1st photo; Bulbophyllum of Borneo J J Verm, P O'Byrne and Lamb 2015 photo/drawing fide
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