84 



INFLORESCENCE 



[CH. 



principal stalk, the whole forming an elongated tuft of 

 tufts : in the Poa we find a number of radiating, slender, 

 long branches springing from the principal stalk, and each 

 of these ramifies again, and yet again, until each of the 

 ultimate hair-like branches bears one of the bud-like 

 structures. See also Catabrosa (Fig. 4). 



Fig. 29. A spikelet of Festuca elatior, var. pratensis, from wliich the 

 glumes and one palea (the out^) have been removed to show the 

 flower in situ ( x 12). The two lodicules are in front : the inner 

 palea behind. Strasburger. 



The first thing for the student to apprehend is the 

 nature of the bud-like structures referred to. 



Each of these is in itself a small tuft or bud of leaf- 



