Micropera callosa (Blume) Garay 1972 Photo courtesy of Nik Fahmi and Vortex Orchids

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Common Name The Cauloused Micropera [refers to having a callus]

Flower Size .4" [1 cm]

Found in Borneo, Java and Sumatra at elevationsof sea-level to 300 meters scrambling over tree branches overhanging rivers and streams or climbing up treetrunks at roadsides as a large sized, hot to warm growing, monopodial epiphyte or sometime terrestrial with climbing stems carrying 2 ranked, strap-shaped, apically shallowly and unevenly bilobed leaves that blooms in the spring summer and fall with an erect, racemose to sometime single branched, 4.8 to 7.2" [12 to 18 cm] long, few to several flowered inflorescence with shortly triangular floral bracts and carries a few to several, non-resupinate flowers with 4 to 5 open at any one time. This species is best grown in a basket to contain the scrambling growth habit.

Synonyms Camarotis callosa (Blume) J.J. Sm. 1912; *Cleisostoma callosum Blume 1825; Sarcanthus callosus (Blume) Rchb.f. 1857

References W3 Tropicos [http://mobot.mobot.org/W3T/Search/vast.html] , Kew Monocot list [ http://www.kew.org/wcsp/home.do ], IPNI [ http://www.us.ipni.org/ipni/plantsearch?request_type=search&output_format=query&ret_defaults=on ]; Orchids of Java Comber 1990; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Orchids of Sumatra Comber 2002

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