2 BULLETIN 933, U. S. DEPARTMENT OF AGRICULTURE. 
DISTRIBUTION OF WALNUT. 
BOTANICAL RANGE. 
That there is a considerable quantity of walnut still left in the 
country is due to the immense area on which the species grows and 
not to the presence of large supplies in any one region. The botanical 
Primary commerc/a/ range 
Secondary commerc/a/ range 
EJ Bofa n tea/ range 
Fig. 1. — The range of black walnut. 
range, as shown in figure 1, is from southern New England and 
Ontario to Minnesota, South Dakota, and Nebraska, south into Texas 
and east to Georgia, reaching the Atlantic coast line in South Caro- 
lina. Planting has introduced walnut into every State in the Union, 
