COTTON VARIETIES 



45 



monly grown American upland cottons. While earliness 

 is generally considered as a desirable character, the small 



FIG. 12. Plant of the Truitt variety of cotton, 

 representing the Big-boll group. 



size of the bolls and the short lint are undesirable char- 

 acters. 



52. The Big-boll type (Fig. 12). The distinguishing 

 character of this group is the size of the boll, often meas- 

 ured by the weight of dry seed cotton contained in the boll. 

 The largest bolls contain from 10.5 to 11.5 grams of seed 

 cotton or approximately 40 bolls to the pound. The size of 



