Bulbophyllum thaiorum J.J.Smith 1912 SECTION Brachyantha Rchb.f 1861

Lip Detail Photos courtesy of Lourens Grobler

Yellow Flower

Photo by Andy's Orchids, Copyright 2002 All rights reserved

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Common Name The Thailand Bulbophyllum

Flower Size 1 to 1.2" [2.5 to 3 cm] long

Not checked by Garay

Found in Thailand, Myanmar and Vietnam on deciduous trees in highland cloud forest at elevations of 600 to 2000 meters as a mini-miniature to miniature sized, warm to cool growing epiphyte with .8" [2 cm] between each small, globose to conical, clustered pseudobulb carrying a single, apical, erect to suberect, leathery, dark green to reddish above, reddish purple beneath, elliptic, obtuse, shortly petiolate and conduplicate base leaf that blooms in the late spring on a basal, erect to descending, slender, 1.5" [3.25 cm] long, to 13 flowered inflorescence that is shorter than the leaves, has a mid-point bract and holds the simultaneously opening flowers in a loose umbel.

A diagnostic feature of this species is the papillose lateral sepals.

Synonyms Bulbophyllum papillosum (Rolfe) Seidenf. & Smitin. 1961; Bulbophyllum thailandicum Seidenf. & Smitin. 1965; Cirrhopetalum papillosum Rolfe 1908

References W3 Tropicos, Kew Monocot list IPNI ; The Orchids of Thailand Seidenfaden & Smitinand 1959 as B papillosum; Notes on Cirrhopetalum Seidenfadden 1973 drawing fide; Orchid Genera in Thailand Vol VIII Bulbophyllum Thou Seidenfaden 1979 drawing good; Bulbophyllums and Their Allies Seigerist 2001; Slipper Orchids of Vietnam Averyanov, Cribb, Loc & Hiep 2003; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo good; ids in Yunnan Xu Xiang Ye & Liu 2010 photos fide; A Compendium of Miniature Orchid Species Gerritsen and Parsons 2013 photo fide

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