ORCHIDACE^ 



Plate 30: Hcemaria Merrillii 

 Plant, natural size. 1, flower; 2, labellum, one 

 of the warts at base represented in full view, 

 the other partly concealed by the margin of the 

 sac; 3, petal; 4, pollen-mass; 5, column, some- 

 what diagrammatically represented; 6, floral 

 bract. All parts drawn, enlarged, with the aid 

 of the camera lucida from a co-type. 



[ 23] 



