Bulbophyllum tetragonum Lindl. 1830 SECTION Lupulina Pfitzer 1888

Inflorescence

Plant and Inflorescence Photos by Vincent Droissart and His West African Orchid Website

Part ShadeHotWarmFallWinter

Common Name or Meaning The Four Sided Pseudobulb Bulbophyllum

Flower Size .2" [5 mm]

Found in Sierra Leone, Ghana, Ivory Coast, Liberia, Cameroon and Zaire in lowland hill forests at elevations up to 900 meters as a small to medium sized, hot to warm growing epiphyte with .6 to 3.8" [1.5 to 9.5 cm] between each narrowly ovoid to narrowly ellipsoid, slightly compressed, sharply 4 to 6 angled pseudobulb carrying 1 to 2, apical, erect, coriaceous, linear-lanceolate to broadly linear, obtuse, gradually narrowing below into the petiolate base leaf that blooms in the fall and winter on a basal, slightly swollen, 4 angled in cross-section, 6 to 11.2" [15 to 28 cm] long, 24 to 50 flowered inflorescence with 2 concave sides from which the flowers arise

Synonyms Bulbophyllum wrightii Summerh 1962

References W3 Tropicos, Kew Monocot list , IPNI ; Orchid Monographs Vol 2 - A Taxonomic Revision of the Continental African Bulbophyllinae Vermeullen 1987 drawing fide; Bulbophyllum and Their Allies Siegerist 2001; Orchidaceae Of West Central Africa Vol 2 Szlachetko, Ejsmont, Baranow, Grochocka, Nowak, Margonska and Naczk 2015 drawing ok/photos not!!

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