Bulbophyllum coweniorum J.J.Verm. & P.O'Byrne 2003 SECTION Sestochilos [Breda]Benth & Hkr.f 1883

Photo courtesy of Nik Fahmi

Plant and Flower

Photos courtesy of Manorot Tangsaveepha Copyright , and the Butterfly and Orchids Photo Gallery

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Common Name Cowen's Bulbophyllum

Flower Size 1 1/4" [ 3 cm]

Found in Laos near the Thai Border and central Vietnam at elevations of 800 to 1500 meters as a small sized, warm to cool growing epiphyte with a creeping, woody rhizome giving rise to adpressed to the rhizome, close set, ellipsoid, slightly ribbed pseudobulbs carring a single, apical, erect, elliptic-lanceolate leaf that blooms in the spring on a basal, erect to patent, provided with with 2 to 3 bracts, ,4 to .48" [1 to 1.2 cm] long, single flowered inflorescence with tubular, shorter than the ovary floral bracts.

"Bulbophyllum coweniorum belongs to the group of closely related species of B. lobbii Lindl. complex including B. microglossum Ridl. (found in Thailand, Malacca Peninsula, Kalimantan), B. smitinandii Seidenf. et Thorut (Thailand, Vietnam) and B. orectopetalum Garay, Hamer et Siegerist (Myanmar, Thailand, Cambodia, Laos), but differs in the purple spotted tepals and purple lip ciliate at the base and lacking central callus on the disk near the base." Tuan and Averyanov 2017

"This and similar related species are used in traditional medicine for treating hemoptysis, pneumonia, sore throat and chronic gastritis according to verbal information obtained from people of local minorities. Scientific data on medicinal activity of any substances obtained from these plants are not yet available." Tuan and Averyanov 2017

References W3 Tropicos, Kew Monocot list , IPNI ; Australian Orchid Review Vol 70 No 1 2005; Turczaninowia 20 (1): 6874 Two endangered ornamental orchid species, Bulbophyllum coweniorum and Esmeralda bella (Orchidaceae), new in the flora of Vietnam Nguyen Hoang Tuan, L. V. Averyanov 2017 Photo fide

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