194 



LESSONS WITB PLANTS 



nearly simultaneously, and, 

 sometimes the central flower 

 is late ; but the delay of 

 the central flower is prob- 

 ably the result of the 

 struggle for existence, 

 for in dense and flat- 



PlQ. 191. 



Cyme of basswood. 



Fig. 190. 

 Kaoemose panicle of buckwheat. 



topped clusters the out- 

 ermost flowers must 

 have the greatest ad- 

 vantage. This suppres- 

 sion or delay of the 

 inside flowers often 



goes so far that the cluster is said to be cor- 

 ymbose-cymose. 



224. If the cymes were much branched, or 

 compound, then the outermost cymules (or second- 



