Bul. 24, U. S. Dept. of Agriculture. PLATE III. 
Fic. 1.—MERCHANTABLE STAND OF PURE COTTONWOOD, 
44 YEARS OLD, SHOWING CHARACTERISTIC STRAIGHT, 
CLEAR GROWTH. 
Fic. 2.—PURE COTTONWOOD THICKET, 10 YEARS OLD, SHOWING EARLY DENSITY. 
