WALNUT. 231 



spread the leaves. Then, frequently, deep, reddish- 

 brown spots, or spots of a rich rust colour, appear 

 on the tissue which is discoloured by them through 

 its texture the staining being discernible, though 

 with less intensity, on the under as well as the 

 upper surfaces. A deep olive brown, or russet 

 brown, is the final and least attractive autumnal 

 hue of the Walnut foliage. 



