MANUAL OF GENEEAL AGEICULTUEE. 55 



Shape 



' Tapering toward tip. When upper spikelets are appressed. 

 ] When spikelets at both base and 

 Tapering both ways. > tip are more appressed than 



J those at middle. 

 Uniform (Fig. 1, A). 

 Tip tapering (Fig. 1,A). \ When terminal spikelets are not 



/ well filled out. 



Tip blunt (Fig. 1, ). Terminal spikelets well filled out. 

 Base abrupt. Basal spikelets well filled out. 



Base tapering. Basal spikelets not well filled out. 



Sterile spikelets, 1, 2, 3, etg, 



Color 



< Whitish. 



Yellowish. 



Yellowish brown. 



Brown. 

 . Black. 



Awns 



Long (length 5 inches or more). 



1. 



2. 



Medium (length 3 to 5 inches). 



Short (length less than 3 inches). 



Parallel (tig. 1, B). } Refers to the relative position 



Spreading (big. 1, A). j of the awns to the head. 



This refers to the dropping of 



( Deciduous. 



\ Partly deciduous (Fig. 1, B). 



( Persistent (fig. 1, A). 



the awns at maturity. The 

 awns all drop off on some 

 varieties, while on others 



they are very persistent. 

 Color 



Whitish. 

 Yellowish. 



1. 



Brownish. 

 Black. 



Spikelet 



(This is not a spikelet in the botanical sense, but really a mesh of 

 three spikelets.) 



1 . Number grains per spikelet (1, 2, 3). 



2. Number of sterile flowers. (Refers to sterile flowers in a 

 spikelet.) 



Size 



( Broad (Fig. 2, C). ) This depends largely on the shape 

 1. \ Medium (Fig. 2, B). of the grain and how well it is 



{ Narrow (Fig. 2, A). J developed. 

 Outer Glume. (In barleys these are very narrow and pointed.) 



f Awned (Fig. 2, B}. } The outer or empty glume should 

 1. \ Awn-pointed. \ not be confused with the flower- 



( Awnless (Fig. 2, D). J ing or seed-bearing glume. 



