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valde aperLi, plaiii, c. 5 — 5.7 cm. lali. Sepalum dorsale orectu m, 

 late ovato-rhombeuuî, obtusi.ssiinum, basi late cuneatum, covexum, 

 dilate piiL-pureuin, obsolète puiictatiim, basi album, dorso usque 

 ad basin dilate pai-piu'eain, membranaoeam, c. 2.0 cm. longum, 

 2 cm. latuin. Sepala lateralia apici pedis gynostemii inserta, sub 

 labello approximata, e basi angasta latissiaie oblique rhombea, 

 apice obtusissiuia, leviter falcatule caaaliculata, canalicula 

 dorso obtuse prominente, merabranacea, purpurasceatia, medio 

 purpureo-punctata, apice ochracea, dorso pallidiora, c. 2.25 cm. 

 longa, 2 cm. lata. Petala basi semitorta, pedi gynostemii inserta, 

 subplana, marginibus superioribus sepalo dorsali obtecta, e basi 

 breviter et oblique unguiculata oblique orbiculari-rhombea, obtu- 

 sissima, reticulato-venosa, membranacea, antice (rêvera facie dor- 

 sali) purpurea, obsolète punctata, dorso (rêvera facie antica) pallida, 

 c. 3.2 longa, 2,5 cm. cm. lata. Labellum apici pedis gynostemii inser- 

 tum, immobile, calcaratum, Slobum, inexpansum c. 2.4 cm. longum ; 

 calcar deorsum spectans, labello adpressum, conicum, rectum, 

 anguste obtusum, parte libéra brevi, pariete postico intus costis 2 lon- 

 gitudinalibus basi divergentibus canaliculam puberulam basi latam 

 formantibus praeditum, purpurascens, usque ad basin labelli bene 1 

 cm. longum; lobi latérales erecti, supra gynostemium falcato- 

 incurvi, anguste lineari-subulati, acutissimi, concavuli, margine 

 antico iuferne incrassati et ante basin lobi intermedii Vformiter 

 convergentes, purpurascentes, purpureo-punctati, ima basi macula 

 minuta tlava ornati, antice c. 1.85 cm. longi; lobus intermedius 

 magnus, selliformis, convexus, dorso angulato-concavus, inexpansus 

 ambitu ovatus, apice in lacinias 8 subulatas incurvas exeuns, 

 intus alte obtusangule maculato-atropurpuree carinatus, carina in 

 laciniam intermediam decurrente, supra caiina excepta velutinum, 

 repandulum, carnosum, pallide purpurascens, striis 3 atropurpureis 

 maculatis utrinque, subtus purpureus cum fascia mediana alba, 

 explanatus c. 2 cm. longus, 1.7 cm. latus, lacinia apicali intermedia 

 purpureo-maculata c. 0.6 longa, lateralibus basi dilatatis purpureo- 

 margin^tis c. 0.5 cm. longis. Gynostemium curvatum, superne 

 valde dilatatum, supra visum spathulato-rhombeum, ima basi paulo 

 dilatatum, dorso convexum, praesertim inferne papillosum, pur- 

 purascens, obsolète punctatum, c. 1.1 cm. longum, 0.7 cm. latum, 

 apice breviter productum, obtusum, clinandrio concavulo, margine 

 minute crenulato. Anthera cucullata, subquinquangulata, longe 



