Bulbophyllum orbiculare J.J.Sm. 1912 SECTION Macrouris Schlecter 1913

Plant and Flower Photos by Ed de Vogel and the Orchids of New Guinea Website

Inflorescence Photo by Art Vogel

Part shadeWarm to Cool Fall Winter Spring

Common Name The Orbicular Bulbophyllum

Flower Size .2" [5 mm]

Found in the Moluccas, New Guinea and the Solomon Islands in primary forests at elevations of 650 to 2500 meters as a warm to cool growing epiphyte with a creeping rhizome with .24 to 2.8" [.6 to 7 cm] between each, ovoid pseudobulb and carrying a single, apical, erect, coriaceous, elliptic to almost obovate, obtuse to acute, gradually narrowing below into the petiolate base leaf that blooms in the fall winter and spring on a basal, glabrous to coarsely verrucose, 1.2 to 12.8" [3 to 32 cm] long, to 30 flowered inflorescence with 4 to 6 bracts and ovate to elliptic floral bracts.

Synonyms Bulbophyllum cassideum J.J.Sm. 1912; Bulbophyllum errabundum Ridl. 1916; Bulbophyllum glabrilabre J.J.Sm. 1913; Bulbophyllum habropus Schltr. 1913; Bulbophyllum orbiculare subsp. cassideum (J.J.Sm.) J.J.Verm 1993; Bulbophyllum truncatisepalum J.J.Sm. 1928; Bulbophyllum verrucirhachis Schltr 1913

References W3 Tropicos, Kew Monocot list , IPNI ; Orchidaceae Of German New Guinea Schlechter 1913 as B cassideum; Orchidaceae Of German New Guinea Schlechter 1913 as B habropus drawing fide; Orchidaceae Of German New Guinea Schlechter 1913; Orchidaceae Of German New Guinea Schlechter 1913 as B verrucirhachis; The Orchids of The High Mountains of New Guinea P Van Royen 1979 as B habropus; Orchid Monographs Vol 7 Vermuellen 1993 drawing fide; The Orchids of the Solomon Islands and Bougainville Lewis & Cribb 1991 drawing/photo fide; Orchid Monographs Vol 7 Vermuellen 1993 as B orbiculare var cassideum drawing ok; Bulbophyllum and Their Allies Seigerist 2001

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