Bulbophyllum bisetum Lindl. 1842 SECTION Biseta J.J.Verm. ex N.Pearce , P.J.Cribb & Renz 2001


Photo By Bernard Macdonald


Photo By Ron Parsons

Part shade CoolSummer EARLYFall

Common Name The Two Bristled Bulbophyllum [refers to the 2 bristles at the base of the dorsal sepal]

Flower Size .2 to .25" [5 to 7 mm]

Found in Assam, eastern Himalayas, Bhutan and Thailand in dense grazed forests at elevations around 1500 to 2000 meters as a mini-miniature to miniature sized, cool growing epiphyte with a creeping, slender, branched rhizome with 3/4" to 2.4" [1.8 to 6 cm] between each ovoid to conical to flask-shaped pseudobulb enveloped by fibrous basal sheaths and carrying a single, apical, oblong-lanceolate, acute to acuminate, obliquely bilobed apically, gradually narrowing below into the channeled petiolate base leaf that blooms in the summer and early fall on a pendent to descending, basal, racemose, filiform, glabrous, 1.2 to 2.8" [3 to 7 cm] long, subdensely 4 to 20 flowered inflorescence with ovate, acute floral bracts

Synonyms Bolbophyllaria biseta (Lindl.) Rchb.f. 1861; Bulbophyllum cirrhopetaloides Griff. 1851; Phyllorchis biseta (Lindl.) Kuntze 1891

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 drawing fide; Dansk Botanisk Arkiv Bind 33 #3 Orchid Genera in Thailand VIII Bulbophyllum Thou Seidenfaden 1979 drawing ok; Indian Orchids Guide to Identification and Culture Vol 2 Pradhan 1979 drawing fide; Orchids Of India II Biodiversity & Status of Bulbophyllum Thou Augustine & Kumar 2001; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001 photo ok; Bulbophyllums and Their Allies Seigerist 2001; The Orchids of Bhutan Pearce & Cribb 2002 photo fide; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo ok; Orchids of India A Glimpse Misra 2007 drawing ok; A Compendium of Miniature Orchid Species Gerritsen and Parsons 2013 photo fide; A Century of New Orchid Records in Bhutan Royal Government of Bhutan 2017 drawing/photo fide;