LESSEE KNOWN ORCHIDS. 379 



order, or family, are very marked. These variations are not confined to 

 any one organ or segment ; all seem to vary. Frequently we find that 

 the more any one part varies the more strongly the remaining parts or 

 organs adhere to the general plan, so as to leave no doubt as to the 



Fig. 52. — Gongora semilis. 



affinity of the plant. Some of the most marked differences in type are to 

 be found in the labellum. There is, for instance, the curiously shaped, 

 fleshy labellum of Stanhopea. There are several species in which the 

 labellum is heavily fringed, or covered with hairs, as in Chondrorhyncha 



