
Cleisostoma firmulum Rchb.f. 1886
Side View Of Flower Photos courtesy of Dr. E.F. de Vogel, André Schuiteman, and Jaap Vermeulen and Their Netherlands National Herbarium Website. and Flora Malesiana Vol III
Common Name The Powerful Cleisostoma
Flower Size .1" [2mm]
Found in the Solomon Islands at elevations 200 to 1100 meters as a medium sized, hot to warm growing epiphyte with a pendant, branching, flexuous stem carrying several patent, linear, obliquely obtuseand minutely crenulate-erose or conduplicate-acute, oflten lateally compressed, mucronate, gooved above along the midvein, convex below leaves that are attenuate to the tubular, , longitudinally and transversely rugose leaf sheaths that blooms at any time of the year on a perforating the base of the sheath, 1 to 2, sparsely branched, horizontal, laxly many flowered, 4.8 to 8" [12 to 20 cm] long inflorescence with a flexuous, angular rachis and ad[pressed, triangular, sharply acuminate, concave floral bracts.
Synonyms Cleisostoma bicorne (J.J.Sm.) Garay 1972; Pomatocalpa firmulum (Rchb.f.) J.J.Sm. 1912; Sarcanthus bicornis J.J.Sm. 1908; Sarcanthus decurvicalcar J.J.Sm. 1929
References W3 Tropicos, Kew Monocot list , IPNI ; Orchid Genera in Thailand Cleisostoma bicorne Seidenfaden 1975; The Orchids of Papua New Guinea An Introduction Millar 1978 photo ok; The Orchids of the Solomon Islands and Bougainville Lewis & Cribb 1991 as C bicorne; Lowland Orchid Of Papua New Guinea O'Byrne 1994; Flora Malesiana Orchids of New Guinea Vol III Shuiteman and de Vogel 2005
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