Bulbophyllum sulcatum (Blume) Lindl. 1830 SECTION Desmosanthes [Bl.] J.J. Sm. 1933 Photo by Peter O'Byrne and the Swiss Orchid Foundation at the Jany Renz Herbaria Website

Inflorescence

Plant and Flowers Photos by J.J.Vermeullen and the Orchids Asia Website

Full shade HotCool Spring

Common Name The Sulcate Bulbophyllum [refers to the pseudobulbs]

Flower Size .4" [1 cm]

Found in Thailand, Malaysia, Vietnam, Java, Lesser Sunda Islands and Sumatra at elevations around 750 to 2000 meters as a mini-miniature sized, hot to cool growing epiphyte with long-ovoid, furrowed pseudobulbs carrying a single, apical, erect, narrowly oblong, shortly acute to obtuse, graually narrowing below into the shortly petiolate base leaf that blooms on a basal, thin, 1.2 to 1.6" [3 to 4 cm] long, 2 to 6 flowered inflorescence with narrow floral bracts and carrying the flowers held at the apex and facing in all directions.

Synonyms Bulbophyllum modestum Hook.f. 1890; Bulbophyllum ochranthum Ridl. 1898; Bulbophyllum paullum Ridl. 1912; *Diphyes sulcata Blume 1825; Phyllorchis modesta (Hook.f.) Kuntze 1891; Phyllorchis sulcata (Blume) Kuntze 1891

References W3 Tropicos, Kew Monocot list , IPNI ; Icones Plantarum Vol 21 Hooker 1890 as Bulb modestum drawing ok; Flora of Malaya Vol 1 Holttum 1957 as B modestum; The Orchids of Thailand Seidenfaden & Smitinand 1959 as B modestum drawing fide; Orchid Genera in Thailand Vol VIII Bulbophyllum Thou. Seidenfaden 1979 as B modestum drwing ok; Orchids of Java Comber 1990 as B modestum photo; Orchids of Java Comber 1990; The Orchids of Penninsular Malaysia and Singapore Seidenfaden & Wood 1992 as B modestum drawing fide; Orchids of Sumatra Comber 2001; Malesian Orchid Journal Vol 7 2011 drawing/photo fide; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 as B modestum photo fide

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