An erect g^labrous herb 50-90 cm. high ; leaves 3-4, erect- 

 spreading' ensiform rather thick rigid closely veined, usually well 

 developed during the flowering period, 20-35 cm. long, 2-3 cm. 

 wide ; scape stout furnished with 2 or 3, distant acute sheaths, 

 3-5 cm. long ; raceme laxly many-flowered, flowers spreading ; 

 bracts oblong-lanceolate, shorter than the ovary ; sepals reflexed 

 oblong or ovate acute or more rarely acuminate, 0-8-l*3 cm. 

 long ; petals wide-spreading ovate or broadly elliptic ovate obtuse 

 or rather acute, 1 •3-2*4 cm. long ; lip ovate-oblong in outline, as 

 long as the petals, 31obed, the lateral lobes rounded, in the lower 

 part adnrite to the column, the upper part free, spreading, the 

 intermediate lobe much larger oblong emarginate, margins undu- 

 late, convex, towards the apex arcuate inflexed, rather prominently 

 crested with lines of fleshy tubercles, the spur saccate obconic ; 

 column oblong without a projecting foot, 0-5-0'7 cm. long ; 

 pollinia somewhat ovate ; ovary with the pedicel 1-5-3-2 cm. long. 



