45 6 NUTS. 



intending purchaser, that no list of varieties would be of much 

 value at this time. 



Illustrations are given of various shellbarks collected by the 

 editor, or sent to the Department of Agriculture from different 

 parts of the country, to show the variety in shape and appear- 



FiG. 603. Roundish, Compressed. FlG. 604. Roundish, Oblique. 



ance of wild nuts. Probably the number might be largely 

 increased. Fig. 599 represents the typical form of the thin- 

 shelled shellbark ; any very wide departure from this shape, 

 as Figs. 600 to 604 inclusive, usually indicates thicker shells 

 and correspondingly smaller kernels. 



WALNUTS. 



The name walnut is rather indiscriminately used in this 

 country, being perhaps most frequently applied to hickory- 

 nuts (white walnuts, so called), and after them to the Persian 

 or Madeira nut. Two valuable members of this family are 

 indigenous to America, whose nuts are highly appreciated and 

 much used, the butternut {Juglans cineria) and the black wal- 

 nut (Juglans nigra). The value of the timber of both these 

 trees is well known, and alone should offer sufficient induce- 

 ment for their cultivation. So great, indeed, has been the de- 

 mand for the latter that there has seemed danger it would be- 

 come exterminated wherever within profitable reach of a 

 shipping-point, and the use of the former is rapidly increas- 



