132 



THE SECOND BOOK OF BOTANY. 



The STJPERVOLTJTE arrangement is the name given 

 to the folding of the gamosepalous calyx, or the 

 gamopetalous corolla (Fig. 282). Observe whether 

 the overlapping is from right to left, or from left to 



FIG. 282. 



FIG. 283. 



right, as you stand before the flower. Observe, also, 

 whether the mode of arrangement is the same in the 

 calyx and corolla. 



The plaiting of a gamopetalous corolla is shown 

 in Fig. 283. 



EXEECISE XLV. 

 Cymose, or Definite Inflorescence. 



In the " First Book " nothing was said about the 

 varieties of definite, or cymose inflorescence, because 

 it often requires much skill and patience to determine 

 whether a particular panicle, corymb, raceme, or head, 

 is definite or indefinite. 



The buttercup, wild-columbine, rose, and cinque- 

 foil, are common examples of cymose inflorescence 

 among alternate - leaved plants, while Saint- John's- 



