2 BULLETIN 816, U. S. DEPAKTMENT OF AGRICULTURE. 









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Fig. 1.— An oak-shaded street in the South. Willow oaks in Birmingham, Ala., in late summer. 



PI 8826 HP 



Fig. 2.— a street with mixed plantings. The trees are of different kinds, some unsuited for the pm'pose, 

 planted at varying distances apart, according to the inclination of the property holders. A street in 

 Stockton, Calif., photographed in early summer. 



