head of a humble' 

 its proboscis tlowi 



and depression 

 from a distance) were 



Botany and Zoology. 

 of a large moth that visit 



A. Front view of a flower of Orchis 

 ^^B/s?de7iet?f^the ^ame, witTtlie labellum longitudinally bisected, and 

 ^'lih the near side of the upper part of tbe nectary cut awav. 



C. The two pollinia, attached to the saddle-shaped viscid disc which an- 

 swers to the tw^o separate discs in O. rnascula and other species of Orchi.s, &c. 



D. The disc after the first act of contraction with no object seized 



E. The disc seen from above, and flattened by force, with^ one^olbni 

 removed,— showing- the depression by which th 

 effected. 



F. The pollinia removed by the insertion 

 after it has clasped the needle by the first act c 



