ORCHID A CE.E 



level of the stigma, linear, slightly exceeding the anther. Termi- 

 nal wing rotundate, entire or very obscurely lobed. 



A very distinct species well characterized by its vegetative 

 parts. 



KiAU, Clemens 332 (Type), November 1915. Maeei Paeei Spue, Clem- 

 ens 377, December 1915. 



19. Dendrochilum perspicabile Ames sp. nov. Pseudobulbi 

 aggregati, ovoidei, monophylli. Fohum oblongo-lanceolatum, 

 rigidum, quam scapus brevius. Racemus flexuosus, multiflorus. 

 Bracteae inflorescentiae patentes. Sepala oblongo-lanceolata. 

 Petala similia. Labellum trilobatum ; lobi laterales minuti ; lobus 

 medius late ovatus, ad apicem rotundatus; discus infra medium 

 bicarinatus. Gynostemium arcuatum. Stelidia lateralia, e medio 

 gjTiostemii orta. Ala terminalis, elongata, tridentata. 



In habit similar to Dendrochilum linearifoUum Hook, f Pseu- 

 dobulbs aggregated, 2-4.4 cm. long, ±12 mm. in diameter, ovoid 

 when mature, yellowish when dry, monophyllous. Leaf ±8 cm. 

 long, 8-12 mm. wide, oblong-lanceolate, blunt or acute, seven- 

 nerved, rigid when dry, petiolate, with the petiole about 2 cm. 

 long. Peduncle ±15 cm. long, much longer than the leaf, arching, 

 many -flowered. Raceme up to 14 cm. long, up to 2 cm. in diam- 

 eter, flowers yellow tipped ^vith brown. Bracts 4 mm. long, more 

 or less spreading, subequal to the pedicellate ovary, involute. 

 Flowers 8-10 mm. in diameter. Sepals 7-8 mm. long, about 2.5 

 mm. wide, oblong-lanceolate, acute. Petals 8 mm. long, 2.5 mm. 

 wide, lanceolate, with the margin irregularly denticulate. Label- 

 lum ±5 mm. long, 3-3.5 mm. wide, obscurely three-lobed ; lateral 

 lobes triangular, toothed, acute or obtuse, equaUng the base of 

 the middle lobe ; middle lobe 3 mm. long or more, broadly ovate, 

 rounded at the tip, not at all apiculate, minutely crenulate or 

 denticulate on the margin. Disc bicarinate (with a prominent 



[62] 



