spreading twisted, 1 cm. long; odd sepal linear, margins revolute, 

 erect, 1*4 cm. long; petals linear, margins revolute, spreading, 

 about as long as the sepals ; lip clawed at base, or sometimes 

 sub-sessile, the limb ovate or rounded, very obtuse, veined, 

 margins erect-incurved, furnished at base with two ridged calli ; 

 column slender erect arched, without wings. 



Described from one living specimen sent by Mr. Sim, from 

 near King William's Town, and from several dried specimens. 

 The colour of the flowers is ochraceous yellow, the calli at the 

 base of the lip, and the operculum of the anther, green. 



