Bulbophyllum longisepalum Rolfe 1895 SECTION Hyalosema Schlechter 1911

Photo courtesy of LupSan and The East Asian Flora Web Site

Common Name The Long Sepal Bulbophyllum

Flower Size 3.6 x 1" [2.5 x 9 cm]

Found in southeastern New Guinea as a miniature sized, warm growing epiphyte with .8 to 1.4" [2 to 3.5 cm] between each, sharply four angled pseudobulbs enveloped basally in youth by 2 to 3, basal, tubular, sheaths and carrying a single, apical, erect, thickly coriaceous, oval, broadly obtuse and shallowly retuse, apiculate, shortly petiolate base leaf that blooms on an erect, from the rhizome between pseudobulbs, 1.6 to 2" [4 to 5 cm] long, reddish, single flowered inflorescence with three nodes giving rise to a basally tubular, dorsally keeled and apiculate, densely dark red spotted bracts and similar floral bracts.

Synonyms Hyalosema longisepalum (Rolfe) Rolfe 1919

References W3 Tropicos, Kew Monocot list , IPNI ; Orchidaceae of German New Guinea Schlechter 1914/85; AOS Bulletin Vol 27 No 7 1958 drawing fide; AOS Bulletin Vol. 39 No 6 1970 photo fide; AOS Bulletin Vol 85 #8 2016 photo fide;

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