Cleisostoma sagittatum Blume 1825 SECTON Cleisostoma TYPE for the section Photo by J B Comber and The Swiss Orchid Foundation at the Jany Renz Herbaria website

Part Shade Warm Cool Spring

Common Name or Meaning The Arrow-Shaped Cleisostoma [refers to the apex of the lip]

Flower Size 1/4" [7.5mm]

Found in Borneo, Java, Malaysia?, the Philippines and Sumatra on mangroves and lower montane forests at elevations of 600 to 1700 meters as a small sized, warm to cool growing epiphyte with very short, somtimes branched stems carrying several, v-channeled when young, unequally bilobed apically leaves that blooms in the spring on a dark, terete, 1 to 2 branched, to 18" [45 cm] long, many flowered inflorescence with triangular, acute floral bracts

Synonyms Sarcanthus sagittatus (Blume) J.J.Sm. 1905; Sarcanthus malleifer J.J.Sm. 1912

References W3 Tropicos, Kew Monocot list , IPNI ; Dansk Botannisk Arkiv Orchid Genera in Thailand Cleisostoma Bl. Seidenfaden 1975; Die Orchideen Von Java J.J.Sm. 1905 as Sarcanthus sagittatus; Die Orchideen Von Java Figuren Atlas J.J.Smith 1908 as Sarcanthus sagittatusdrawing fide; Orchidiana Philipiniana Vol 1 Valmayor 1984; Die Orchideen lieferung 21 Schlechter/Brieger 1989; Orchids of Java Comber 1990 photo ok; The Plants of Mount Kinabalu Vol 2 Orchids Wood Beaman & Beaman 1993; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Orchids of Sumatra Comber 2001 photo fide; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003; Orchids of India A Glimpse Misra 2007 as C linearilobatum; Malesian Orchid Journal Vol 5 2010 photo/drawing fide; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011; A to Z of South East Asian Orchid Species Vol 2 O'Byrne 2011 photo fide; Philippine Native Orchid Species Cootes 2011; Genera Orchidacearum Vol 6 Epidendrodeae Pt 3 Pridgeon, Cribb, Chase and Rasmussen 2014;

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