long as the mouth of the galea ; lip minute linear-subulate, 

 closely applied to the face of the stigma, scarcely 2 mill, long; 

 rostellum erect, arms parallel, a large ascending tubercle on 

 either side ; anther large clavate ; ovary cylindrical-clavate, 

 narrowed at base. 



Described from several living and dried specimens. Colour of 

 the flowers lilac of various shades, the spur greenish, anther 

 dark red. The habit is that of B. jMvviflora, but it is distinct by 

 its laxer raceme, larger flowers, different lip, &c. 



