U2 BOTANY 



appear to start at the same point it is an umbel (Fig. 44) ; 

 if it is itself branched it becomes a panicle. 



A fundamentally different form is that in which the 

 main stalk is at once terminated by a flower and other 

 stalks grow out from under it to bear similarly a flower 



FIG. 44. Umbellate inflorescence of ivy. (After Marshall Ward.) 



at the end of each ; we have here what is called a cyme. 

 It corresponds to the definite method of branching of 

 the vegetative parts. As in the case of the raceme 

 there are many varieties of this kind of inflorescence. 



A very noticeable modification of the raceme is the 

 form in which the apex is not elongated or conical, but 

 spreads out into a flat receptacle on which large numbers 

 of small flowers or florets are arranged so that the 

 youngest are in the centre and the oldest ones round the 



