2 



patentissimi, linearia, subjbtusa vel rôtusa, basi leviter dilatata, 

 Inervia, c. 1.43 cm. longa, basi 0.17 cm., medio c. 0.075 cm. 

 l.ita. Lab.jllum alte Slobum, basi breviter contractum et conca- 

 vum, costis 3 paralleli.s simplicibus rectis intus inter lobos laté- 

 rales ad basin lobi intermedii terminaatibus, costa mediana hu- 

 mili, subtus longitudinaliter sulcatum, explanatum totum c. 1.35 

 cm., usque ad apicem loborum lateralium 0.95 cm. longum, 1.1 

 cm. latuin: lobi latérales erecti, porrecti, oblique oblongi, obtusi, 

 margine exteriore rotundati, margine interiore subrecti, dilute cin- 

 naraomei; lobus intermedius porrectus, lineari-oblongus, obtusus, 

 canaliculatus, costis 2 simplicibus marginibus parallelis apice con- 

 tluentibus, carnosus, albidus, medio fascia transversa flexuosa auran- 

 tiaco-cinnamomea ornatus, c. 0.85 cm. longus, bene 0.8 cm. latus. 

 Gynostemium gracile, in 1/3 supra basin obtusangule curvatum, 

 subclavatum. dorso convexum, superne apice excepto anguste 

 alatum, ala in utraque stigmatis parte leviter rotundata, pallide 

 carneum, superne fuscescens, c. 1 cm. longum, apice producto, 

 semiovali, obtusissimo, concavo, crasse carno.50, filamento minutor 

 filiformi, infra apicem gynostemii soluto, pede cum gynostemio 

 angulum obtusum faciente, fascia transversa aurantiaca a basi 

 labelli separato, c. 0.1 cm. longo. Anthera cucullata, conica, apice 

 valde recurva, obtusa, flavescenti-alba, c. 0.15 cm. lata. Pollinia 

 4, oblique oblongo-obovata, a dorso compressa, obtusa, extus 

 convexa, intus leviter concava, flava, cum caudicula c. 0.14 cm. 

 longa. Rostellum patentissimum, rotundatotriangulum, convexum. 

 Stigma quadratum, margine inferiore elevatum et leviter rotun- 

 datura. Ovarium (kostatum, pallide caineum et pallide viride, 

 c. 0.325 cm. longum, cum pedicello carneo c. 0.325 cm. longo 

 sigmoideum. 



Sumatra: Benkoelen, Boekit Barisan, Rimbo Pengadang, 

 1000 m. (Exp. E. Jacobson 191G, Aj oeb, liv. pi. cuit, in Hort. 

 Bog. sub n. 775 and n. 863). Boekit Kaba, Soeban Ajam, 1200 

 m. (Exp. E. Jacobson 1916, Aj oeb, liv. pi. cuit, in Hort. Bog.) 



I hâve given a full description that the smaller characteristics 

 too should be clear. 



The variety differs chietly tVom the Javanese type by the 

 larger brownish grey leaves and the more deeply divided lip. 



Description froni li\ing plants. 



