- 46 - 



explanatum totuni c. 1.35 cm. longam, hj'pochylio cuneato, c. 

 0.77 cm. longo, ad lobos latérales 0.625 cm. lato, lamina basi 

 gynosteniio adpressa, supra convexa, subtus concava, basi incras- 

 sationibus 2 validis longitudinalibus valde convexis canalicula 

 alta separatis verruculosis in lobo raedio in discum convexum 

 manifeste verrucosum distincte vel obsolète longitudinaliter 5 - 

 7costQlatum excurrentibus instructa; lobi latérales parvi, paten- 

 tissimi, horizontales, oblique trianguli, obtusi, sulcato-verruculosi, 

 pallide flavescentes ; lobus intermedius multo major, leviter undu- 

 latus, transverse oblongus, apice quam basin angustior, apice 

 recurvulo subretusus, marginibus lateralibus supra médium late 

 retusus, eo subquadrilobuiatus, pallide tlavescens vel virescens, 

 c. 0.6 cm. longus, 0.92 cm latus. Gynostemium ovarium con- 

 tinuum, rectum, a dorso compressum, dorso convexum, album, 

 c. 0.23 cm. longum, clinandrio alte excavato, fliamento subulato, 

 auriculis paulo longioribus, anthera brevioribus, triangulis, obtusis, 

 margine inferiore dentiferis. Anthera cucullata, antice rotundato- 

 quadrangula, dorso retusa, apice submembranaceoproducta, trun- 

 cata et papillosa, viridialba, fere 0.14 cm. lata. Pollinia 4, in 

 corpusculum oblongo ovale supra convexum subtus concavum 

 unita, valde lateraliter compressa, semipellucida, nitida, flava. 

 Stigma uiceolatum. Pes gynostemii cum ovario angulum acutum 

 faciens, vix curvulus, labello adnatus, canaliculatus, in basi 

 dilatata utrinque convexo-incrassatus, glaber, albus, c. 0.43 cm. 

 longus. Ovarium obconicum, apice obhquum, 6sulcatuni, nitide 

 album, sulcis pallide viride, c. 0.35 cm. longum, cum pedicello 

 basi dilute viridi 0.6 cm. longo clavatum. 



Sumatri: Benkorlen, Boekit Barisan, Rimbo Pengadang, 

 1000 m. (Kxp. E. Jacobson 1916, Ajoeb, liv. pi. cuit, in 

 Ilnrr. Hog. ^ub n. 09() and 729). 



Tliis lo.ik.s much like D. connatum Lndl.. but differs by the 

 yrllowish iM- greonish colour of the tlowers and the distinctly 

 llueelol)ed labellum. 



Desciiption froni living plants. 



l»('ii<lrol»iiiiii (sect. Distichophyllumi koiicpaieii^e 



.J. .J. S 11. sp. 



Cauhiim pars adest ad 21 cm. longa, quadrangularis, sulcis 



