Chap. I. ORCHIS MASCULA. 9 



Desceiption of Fig. 1. 



a. anther, consisting of two cells. 

 r. rostellum. 

 s. stigma. 

 Z. labellum. 



n. nectary. 

 p. pollen-mass. 



c. caudicle of poUinium. 



d. viscid disc of pollinium. 



A. Side view of flower, with all the petals and sepals cut off except the 



labellum, of which the near half is cut away, as well as the upper 

 portion of the near side of the nectary. 



B. Front view of flower, with all sepals and petals removed, except the 



labellum. 



C. One pollinium, showing the packets of pollen-grains, the caudicle, and 



viscid disc. 



D. Front view of the caudicles of both pollinia with the discs lying within 



the rostellum, its lip being depressed. 



E. Section through one side of the rostellum, with the included disc and 



caudicle of one pollinium, lip not depressed. 



F. Packets of pollen-grains, tied together by clastic threads, here eztcudcfl. 



(Copied from Bauer.) 



