174 BREEDING CROP PLANTS 



branching upright stem and a tap root with numerous lateral 

 branches. The leaves are alternate, 3 to 6 in. long, slightly less 



FIG. 40. Upper left, flower of Upland cotton, from below, with bracts 

 removed showing the arrangement of calyx lobes, petals and nectaries; at 

 right, petals; lower left flower of cotton with one bract removed showing spirally 

 arranged stamens and stigma. (After Cook.) 



in breadth, the lower ones being heart shaped, the upper more 

 or less three- or five-lobed. The flowers are large and showy. 

 The fruit develops into a pointed egg-shaped body about the 



