Bulbophyllum calvum Summerh. 1966 SECTION Ptiloglossum Lindl. 1862

Plant and Inflorescence in situ

Photos by Victor Droissart and Orchidaceae of Central Africa Website

Full shade CoolFall

Common Name The ?Bulbophyllum

Flower Size .24" [6 mm]

Found in Nigeria and Cameroon in montane forests at elevations around 1800 meters as a miniature sized, cool growing epiphyte with close set, ovoid, hardly flattened, obtusely 6 angled pseudobulbs carrying a single, apical, erect, coriaceous, thick, lanceolate, obtuse, emarginate, midrib prominent abaxially, hardly oblique, gradually narrowing below into the 1" [2.5 cm] long, petiolate base leaf that blooms in the fall on an erect, sturdy, glabrous, 4" [10 cm] long, densely many flowered inflorescence with 4, tubular, acute to acuminate, membraneous, glabrous abaxially bracts and recurved, oblong, subacute, membraneous, keeled and glabrous abaxially floral bracts.


References W3 Tropicos, Kew Monocot list , IPNI ; Orchid Monographs Vol 2 - A Taxonomic Revision of the Continental African Bulbophyllinae Vermeullen 1987 drawing fide; Orchidaceae Of West Central Africa Vol 2 Szlachetko, Ejsmont, Baranow, Grochocka, Nowak, Margonska and Naczk 2015 drawing ok