VANDA. ] ORCHIDACE.E. 209 



foot ; stigma small. Anther terminal, rounded ; pollinia"2, elliptic, 

 attached by a long slender caudicle to a small oblong gland. 

 Species 2 or 3, Indian and Malayan. 



R. retusa, Blume Bijdr. 286, t. 49 ; F. B. I. vi, 32 ; K. & P. 

 Ann. R. Bot. Gard. Calc. viii, 213, t. 284 ; Duthie id. ix, part 2, 143 ; 

 Prain Beng. PL 1020 ; Cooke Fl. Bomb, ii, 698. Saccolabium 

 guttatum, Lindl. ; Royle 111. 366. brides guttatum, Roxb. Fl. 

 Ind. iii y 471. Epidendrum retusum. Linn. 



Stems stout, 3-8 in. long, clothed with the sheaths of decayed leaves 

 and emitting many stout branching roots. Leaves 6-18 in. long 

 and J-1J in. wide, strap-shaped, spreading and recurved, obliquely 

 praemorse or bluntly and unequally 2-lobed at the apex. Racemes 

 dense, cylindric, longer than the leaves. Flowers about f in. across, 

 white or pale v -pink, dotted with darker-coloured spots ; bracts T V 

 in. long, ovate, acute, persistent. Sepals veined, about J in. long ; 

 lateral pair obliquely obovate-orbicular ; dorsal one obovate, rounded. 

 Petals as long as the sepals, elliptic -oblong, subobtuse. Lip dark- 

 pink, with a saccate flattened spur ; epichile variable in shape, J in. 

 long, oblong or cuneate-oblong at the base, widening towards the 

 apex. Capsule 1-1 J in. long, acutely 3-angled and 6-ribbed, its 

 pedicel short and stout. 



Dehra Dun (King, Mackinnon, etc.) ; Siwalik range (Royle) ; N. Oudh, 

 in the Gonda district (Duthie). Flowers during June and July. 

 DISTRIB. : Trop. Himalaya from the Punjab eastwards to Nepal, 

 Sikkim and Bhutan, up to 4,000 ft., also in Assam, the Khasia Hills, 

 Ohota Nagpur, Konkan and Kanara ; extending to Burma, S. 

 India, Ceylon and the Malay Islands. 



17. VANDA, R. Br. ; Fl. Brit. Ind. vi, 49. 



Epiphytes with leafy stems. Leaves thickly coriaceous or 

 fleshy, flat and keeled or terete. Flowers usually large and often 

 showy, in simple lax or dense racemes, sometimes solitary ; floral 

 bracts much shorter than the ovary. Sepals and petals subequal, 

 spreading or connivent, narrowed at the base. Lip large, usually 

 saccate or spurred at the base ; side-lobes large or small, rarely 

 absent, adnate to the short foot of the column or to the sides of 

 the sac or spur ; midlobe fleshy, various ; disk usually ridged or 

 amellate, sometimes carunculate. Column short, stout, the foot 



