230 AUTUMNAL LEAVES. 



minute venules may be observed on holding the 

 leaf against a strong light. 



The normal hue of the foliage of the Walnut is 

 dark green. Speaking of the tree Gilpin says : 

 6 The Walnut is not an unpicturesque tree. The 

 warm, russet hue of its young foliage makes a 

 pleasing variety among the vivid green of other 

 trees, about the end of May ; and the same variety 

 is maintained, in summer, by the contrast of its 

 yellowish hue, when mixed in any quantity with 

 trees of a darker tint ; but it opens its leaves so 

 late, and drops them so early, that it cannot long 

 be in harmony with the grove. It starts best 

 alone, and the early loss of its foliage is of the 

 less consequence, as its ramification is generally 

 beautiful/ 



The autumnal foliage of the Walnut, though not 

 possessed of the attraction and the rich colouring 

 and variety of that of many other trees, is never- 

 theless interesting and worthy of study and atten- 

 tion. The normal summer hue deepens into an 

 olive green, upon which markings of yellow spots, 

 splashes, and mottlings soon make themselves 

 apparent, whilst a reddish hue begins to over- 



