ORCHIDACE^ 



minatae, carinatae, reflexae. Racemus densus; flores juvenes 

 patentes vel reflexi, in sicco pellucidi. Sepala lateralia late ovata, 

 obliquissima, obtusa, sub medio latiora, trinervia. Sepalum dor- 

 sale deltoideum, prope basim subito dilatatum, deinde ad apicem 

 obtusum angustatum, trinervium. Petala lineari-oblanceolata, 

 apice late rotundata, uninervia. Labellum subsagittiforme, auri- 

 culis binis parallelis vel approximatis praeditum; lamina Integra, 

 obtusa vel subacuta, in medio carinis binis brevibus longitudi- 

 nalibus et basim propius tuberculo porrecto praedita; auriculae 

 deltoideo-lanceolatae, apicibus rotundatis. Gynostemium breve, 

 crassum, in basi tuberculo conspicuo papilloso decurvo instruc- 

 tum. 



Plant erect. Roots fibrous, flexuous. Stem up to 4.5 cm. high, 

 entirely concealed by the leaf sheaths, which are tubular, loose, 

 inflated, scarious. Petiole indistinct, broadly winged. Leaves 

 five, up to 7.3 cm. long, 2.5 cm. broad, ovate to ovate-lanceo- 

 late, oblique, acuminate, mucronate, broadly rounded at the base, 

 membranaceous in the dried plant, with three prominent nerves; 

 the lowermost leaf much smaller than the upper ones, ±1.3 cm. 

 long, 6 mm. broad. Peduncle including the raceme ±13 cm. long, 

 strict, naked up to the inflorescence, provided with several very 

 narrow wings. Rachis ±7 cm. long. Bracts of the raceme up to 

 4.5 mm. long, linear, acuminate, dorsally carinate, reflexed. Ra- 

 ceme dense; flowers at first spreading or reflexed, later ascend- 

 ing. Lateral sepals about 3 mm. long, 2 mm. wide, broadly ovate, 

 very oblique, obtuse, broadest below the middle, three-nerved. 

 Dorsal sepal about 3.5 mm. long, 2 mm. wide near the base, del- 

 toid, abruptly widened near the base, thence narrowed to an ob- 

 tuse apex, three-nerved. Petals about 3.6 mm. long, .8 mm. broad, 

 linear-oblanceolate, broadest just above the middle, tapering to 

 each end, broadly rounded at the apex, one-nerved. Lip sub- 



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