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 which the 
glumes and one palea (the outer) have been removed to show the 
flower in situ (x12). 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- 
