The analytical figures of the plate will help the student 

 to understand the complicated structure of such plants. 

 Fig. 1. is a view of the column and lower part of the lip 

 seen in profile ; fig. 2. is the same part seen in front ; a. a. 

 are the lateral stigmatic lobes ; b. b. the glands of the pollen- 

 masses ; c. the middle lobe of the rostellum ; d. d. the base 

 of the lip. 



