Bulbophyllum macrochilum Rolfe 1896 SECTION Intervallatae Ridley 1897

Photo by Eric Hunt


Common Name The Large-Lipped Bulbophyllum

Flower Size 2" [5 cm]

Found from Malaysia, Singapore and Borneo at elevations of sea level to 1000 meters in lowland and lower montane forests on the lower trunks and branches of canopy or understory trees as a miniature sized, hot to warm growing epiphyte with 3/8 to 1/2" spaced, ovoid, slightly flattened, olive green pseudobulbs carrying a single, apical, thick, elliptic, dark green, petiolate leaf, that blooms on a 8" to 12" [20 to 30 cm] long, many [18] flowered inflorescence with triangular floral bracts and successively opening single flowers.

Very similar to B tardeflorens which is often given as a synonym of this species but differs in the basal, longitudinal calli of the lip.

Synonyms Bulbophyllum intervallatum J.J.Sm. 1927; Bulbophyllum mirandum Kraenzl. 1904; Bulbophyllum stella Ridley May 1896; Bulbophyllum vanessa King & Pantl. 1897

References W3 Tropicos, Kew Monocot list , IPNI ; Orchidaceae Of German New Guinea Schlechter 1913; Orchids of Malaya Holtum 1953; Orchid Genera in Thailand Vol VIII Bulbophyllum Thou. Seidenfaden 1990; Orchids of Borneo Vol 2 Vermeullen 1991 drawing /photo fide; Orchids of Penninsular Malaysia and Singapore Seidenfadden and Wood 1992 drawing fide; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Bulbophyllums and Their Allies Seigerist 2001; Orchids of Sarawak Beeman & Wood Beaman etal 2001; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide; Bulbophyllum of Borneo J J Verm, P O'Byrne and Lamb 2015 photos/drawing fide;