URCHIDACE-E 



5-8 mm. long, broadly ovate, acute or obtuse, obliquely ascend- 

 ing, pectinate, exceeding the pedicellate ovaTv, glumaceous, ner- 

 vose, tinged with yeUow in dried specimens. Pedicel v^ith the 

 ovar\- 3 mm. long. Lateral sepals 4 mm. long, 2 mm. wide, ovate, 

 acute, lightly carinate down the middle on the outer side, strongly 

 concave at the base and moulded round the saccate base of the 

 labeUum. Dorsal sepal about 4 mm. long, 2.5 mm. wide, eUiptic- 

 ovate, subacute. Petals about 4 mm. long, oblong, rounded or 

 even truncate at the tip, shghtly cuneate below the middle, three- 

 nen-ed. Labellum strongly sigmoid, about equahng the lateral 

 sepals; basal half lightly saccate, limb oblong to about the middle 

 where it is prominently bicallose, then dilated to form a rounded 

 termination 2.5 mm. wide with a cuneate base. Distinct basal or 

 lateral lobes wanting. G^Tiostemium 2 mm. long, simple, fleshy. 

 Clinandrium entire. Rostellum bifid with a rounded sinus. Above 

 the middle the column expands into two ample rounded -vvings. 

 The inflorescence is not unlike that oi Dendrochilum gramini- 

 foliura .Ames) Pfitz. as illustrated in Orchidaceae 2 (1908) t. 22. 

 (Plate 86.) 



Maezi Pabzi Spub, Clemeiu 273, November 1915. 



l8. NABALUIA Ame^ gen. nov. 



Floras monoclini, distichi. Sepala subaequalia, lateraHa paulum 

 majora, valde concava, carinata. Petala linearia. LabeUum trilo- 

 batum. le^-iter saccatum; saccus hemisphericus, discus lobi inter- 

 medii callo elevate hippocrepiformi instructus. Gjmostemium 

 elongatum. apodum, apice membranaceo-dilatatum, lobulatum 

 vel denticulatum ; clinandrium sub apice g^mostemii submem- 

 branaceum, dilatatum. Anthera clinandrio immersa, incumbens, 

 bilocularis. Pollinia quattuor, complanata. Stigma excavatum. 

 Herbae epiph}i:icae, diphyllae; pseudobulbi elongati, folia con- 



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