Bulbophyllum pentastichum (Pfitzer ex Kraenzl.) Schltr. 1915 SECTION Lupulina G A Fischer in prep
Photos © by Karl Senghas and the Swiss Orchid Foundation at the Herbarium Jany Renz
EARLY
Common Name The Five Row Bulbophyllum [refers to the inflorescence]
Flower Size .2" [5 mm]
Found in Madagascar in humid eastern coastal forests at elevations of sea level to 100 meters as a miniature sized, hot growing epiphyte with ovoid, tetragonal, yellowish pseudobulbs carrying 2, narrowly oblong leaves that blooms in the spring on an erect, rigid, robust, peduncle to 8" [20 cm] long, with 6 to 7 adpressed reddish sheaths, rachis twice as thick, cylindrical, red brown, straight, to 4" [10 cm] long, densely many flowered inflorescence with obtuse, at least a third longer than the flower floral bracts.
Synonyms *Bolbophyllaria pentasticha Pfitzer ex Kraenzl. 1908; Bulbophyllum matitanense H.Perrier 1937; Bulbophyllum matitanense subsp. rostratum H.Perrier 1939
References W3 Tropicos, Kew Monocot list , IPNI ; Flora of Madagascar Perrier 1939/81; Flora of Madagascar Perrier 1939/81 as B matitanense drawing fide; Flora of Madagascar Perrier 1939/81 as B matitanense var rostratum; Orchids of Madagascar Hermans, Du Puy, Cribb & Bosser 2007 photo good; Orchids of Madagascar Hermans, Du Puy, Cribb & Bosser 2007 as B matitanense var rostratum; Les Orchidees de Madagascar Bosser & Lecoufle 2015 photo fide; A la Recherche des Orchidees de Madagascar Hervouet 2018 photo fide; The New Phytologist Vol 232 #2 Artuso, Gamisch, Staedler, Schoenberger and Comes 2021 photo fide;
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