ORCHIDACE.E 



the features of that genus are not to be found. They might, too, 

 be compared to the flowers of Saccolabium buccosum and fra- 

 grans. Their color is yellowish, the lip white, with some purplish 

 marks on the blade." Reichb. f. /. c. 



6. Saccolabium sarcochiloides Schltr. Orchis 5 : 61, t. 8. 



7. Saccolabium Vanoverberghii sp. nov. Herba epiphytica, us- 

 que ad 20 cm. alta. Vaginae foliorum internodiis paulo longi- 

 ores, 5-7 mm. longse, leviter complanatre, in sicco rugosaa. Caulis 

 radicans erectus. Folia disticha, coriacea, ad apicem inaequaliter 

 bilobata, oblonga, basim apicemque angustata, usque ad 5.5 cm. 

 longa, 9-11 mm. lata, oblique ascendentia. Pedunculi oppositi- 

 folii, foliis breviores, pauci-bracteati, glabri, ascendentes. Flores 

 flavidi et albidi, circiter 1 cm. in diametro, succedanei. Rhachis 

 alatus, subcomplanatus, incrassatus. Bracteaa inflorescentiae squa- 

 miformes, vix 1 mm. longse. Pedicellus cum ovario vix 1 cm. 

 longus. Sepala lateralia elliptico-oblonga, trinervia, ad apicem 

 angustata, obtusa, 6 mm. longa, vix 3 mm. lata. Sepalum dor- 

 sale simile. Petala falcato-oblanceolata, 5.5 mm. longa, 2.5 mm. 

 lata, obtusa. Labellum saccatum, saccus obtusus, cylindraceus, 

 superne dilatatus, circiter 5 mm. longus. Lobi laterales quad- 

 rati, truncati, erecti, 1.25 mm. longi, circiter 1 mm. lati; lobus 

 medius abbreviatus, semiorbicularis, carnosus, callo transversario 

 in disco, callus semilunatus. Gynostemium crassum 2.5-3 mm. 

 longum. 



The middle lobe of the labellum is hardly more than a rounded 

 lip at the summit of the sac, with its edge extending to the lat- 

 eral lobes, which appear to have been erect in life. Beneath the 

 middle lobe the sac is slightly protuberant and the anterior wall 

 is very much thickened. 



Luzon, Bontoc Subprovince, Father- M. Vanoverbergh 221^ December 

 [ 230 ] 



