ORCHIDACE^ 



Plate 52: Stelis gracilis 

 Plant, natural size, reproduced from a part of 

 the type. 1, flower; 2, upper sepal; 3, lateral 

 sepal ; 4, petal ; 5, column ; 6, labellum. All parts 

 di-awn, enlarged, with the aid of the camera 

 lucida. 



[ ^5 ] 



