- 31 - 



divergentia, superne recurva, oblique oblonga, apicem versus an- 

 gustata, anguste obtusa, concavula, Snervia, c. 0.3 cm.,tota0.45 

 cm. longa, bene 0.15 cm. lata. Petala rainu.scula, oblique rhombea, 

 acuminata, acuta, Inervia, dorso longitudinaliter sulcata, c. 0.26 

 cm. longa, 0.1 cm. lata. Labellum parallelum gyncstemio porrec- 

 tum, leviter undatum, valde concavum, subtus convexum cum 

 sulco longitudinal!, brevissime unguiculatum, 2/5 partibus superiori- 

 bus fera carnoso-incrassatum, Snervium, nervis lateialibus supra 

 basin furcatis, intus inferne costulis 2 satis approximatis paral- 

 lelis puberulis 1/3 partem longitudinis labelli vix attingentibus, 

 in 1/4 parte supra, basin costula tertia glabra in epichviio evane- 

 scente donatum, c. 0.46 cm. longum, explanatum e hypochylio 

 ovali ciliolato fascia mediana ramulis exterioribus elevatis nervorum 

 exteriorum limitata incrassato marginibus incurvis membranaceo 

 c. 0.2 cm. lato in epichylium subovale obtusum c. 0.175 cm. 

 longum bene 0.13 cm. latum contractum. Gynostemium bipartitum, 

 utroque latere carinatum, basi subtus longitudinaliter sulcatum, 

 c. 0.1 cm. longum, brachiis parallelis, antheram bene superanti- 

 bus, late ovalibus, rotundatis, extus valde angulatoconvexis, 

 intus concavis. Anthera cucullata, basi biloba, vix 0.05 cm. lata, 

 connectivo producto, suborbiculari, rotundato, convexo. Rostellum 

 Uformiter excisum. Pes gynostemii brevissimus, cum ovario an- 

 gulum acutum faciens, reclus, cum costula longitudinal!, mento 

 brevior, c. 0.04 cm. longus. Ovarium pubescens, c. 0.275 

 cm. longum. 



Celebes: Goenoeng Babalombang. (Exp. L. van Vuuren, 

 Rachmat n. 478, August 1913). 



An ally of C. anceps Bl. with much smaller channelled and 

 in sicco almost terete leaves, smaller tlowers, much broader pé- 

 tais, etc. 



The colour of the flowers has not been noted by the collecter. 



Description from dried spécimens. 



UeiKiroliiuiii (sect. Rhopalanthe) tenue J. J. S. n. sp. 



Gaules approximati, tenues, teretes, supra basin tenuem in 

 pseudobulbum fusiformem valde longitudinaliter costatum 1 — 2- 

 nodem atroolivaceum c. 1.2 cm. longum 0.45 cm. diam. incrassati, 

 nitide virides, ad nodos atrofusce annulât!, c. 18 cm. longi, 



