﻿Bui. 1134, U. S. Dept. of Agriculture 



Plate VII. 



Stigmas and Upper Portion of the Style of Uninclosed Flowers of 



Pima Cotton. 



These parts were dissected at about 3 p. m. from uninclosed, naturally pollinated flowers. The 

 whole stigmatic surface is covered with pollen grains. (Magnified 10 times.) Photographed 

 by H. F. Loomis. 



