-- ?3 - 



ovario angiiliim aculiim faciens vix lateraliter compressum a latere visum 

 oblique oblonguni siibtus visum conicum obtusum pallide viride c. 0.:'2 

 cm. longuin fonnautia, margine aiitico basi loiigitudiiie c. 0.33—0.46 cm. 

 connata, porrecta, vix divergentia, auguste oblique triangula, lacinia oblique 

 triaugula ad pedeiu gyuosteniii decurreutia, acuta, apiculata, concava, colore 

 sepali dorsalis, c. 1.4—1.6 cm., usque ad japicem menti 1.85 — 2.2 cm. longa, 

 basi 0.75—085 cm. metientia. Petaia reflexa, lineaiia, superne leviter di- 

 iatata, breviter acuiniiiata, acuta, antice inferne convexa superne concavula, 

 dorso convexa, nitida, dilute viridia, basi pallidiora, c. 1.5—2.1 cm. longa, 

 superne 0.24 cm. lata. Labelium undatum, 3lobum, concavum, basi longi- 

 tudine c. 45 cm. pedi gynostemii adnatum, opacum, pallide viride, costis 

 3 longitudinalibus paralleiis dorso dilute violaceo-notatis, costa intermedia 

 in unguem decurrente, costis exterioribus duplicatis haud in unguem de- 

 currentibus, omnibus usque ad apicem labelli productis sed in iobo intermedio 

 superne attenuatis, explanatum c. 1.7 — 1.8 cm. longum, 0.8 — 1 cm. latum, 

 ungue oblongo, concavo, c. 0.6 cm. longo, fere 0.3 cm, lato, mesochylio 

 quadrangulo; lobi latérales erecti, brèves, lati, oblique transverse quadrangu- 

 lo-oblongi, angulo apicdli brevissimo rotundati, supra basiii plica introrsa 

 instructi (semper?), concavi; lobus intermedius porrectus, ambitu late 

 ovato-triangulus, triangulo-contractus, acutus, basi latus, concavus, c. 0.47 — 

 0.55 cm. longus, 0.54^—0.7 cm. latus. Gynostemium rectum, crassum, supra 

 visum subconicum. dorso infra antheram gibbosum, subtus in utraque 

 stigmatis parte obtusangule dilatatum, viridi-album, c. 0.55 cm. longum, 

 clinandrio transverso, alte excavato, filamento parvo, tenui, auriculis an- 

 tliera paulo brevioribus, latis, 2dentatis. flnthera cucuUata, dorso biloba, apice 

 aiigusto membranaceo pellucido hirtello rectangule incurvo truncata, alba, 

 c. 0.2 cm. lata. PoUinia 4, angustissima, lanceolata, intus concava (bene 

 evoluta?), pallide flava. Stigma quinquangulari-orbiculare. Pes gynostemii 

 reversus, cum ovario angulum acutum, cum gynostemio angulum obtusum 

 faciens, in c. '/a supra basin obtusangule recurvus, oblongus, basi gynos- 

 temio aequilatus, apicem versus angustatus, obtusus, c. 0.55—0.7. cm, 

 longus, parte inferiore crasse carnosa, vix concava, alba, leviter violaceo- 

 punctata, intus ultra médium pedis Slobata, parte superiore valde excavata 

 et incurvula, dorso valde convexa, quam partem inferiorem multo tenuiore, 

 dilute viridi. Ovarium 6sulcatum, pallide viride, c, 0.35—0.5 cm. longum; 

 pedicellus cum ovario angulum obtusum faciens, teres, pallide viridis, c. 

 1.7 — 2.4 cm. longus. 



Ceram: Pasir Poetih. (Exp. L. Rutten 1917—1918, Kornasi, liv. pi. 

 cuit, in" Hort. Bog. sub n. 140). 



This is one of the most inconspicuous species of the section. 



Dendrobium (sect. Ceratobium) D e m m e n i i J. J. S. n, sp. 

 Rhizoma repens, ramosum, cylindricum, brevinode, nitide viride, 0.8— 

 0.9 cm. diam. Caules c. 1.3 — 2.5 cm. distantes, erecti, inferne subteretes, 



