WALNUT. 229 



in which it is held for its useful and valuable 

 qualities remains as strong as it ever was. Whilst 

 the Romans called it Juglans or * Jupiter's mast ' 

 to distinguish it pre-eminently from all other kinds 

 of mast, the Greeks likened its kernel to the human 

 brain. It was also, by the ancients, called ' the 

 kingly tree.' 



But it is of the foliage of the "Walnut that 

 especial mention must here be made. Its odorous 

 leaf is large and consists of a common stem sup- 

 porting two or three nearly opposite pairs of 

 short-stemmed, large, oval leaflets with a single 

 terminal leaflet at the apex of the common mid- 

 stem. The venation is very symmetrical a pro- 

 minent, raised mid- vein giving off, on each side 

 towards the leafy margin, parallel branch veins 

 which, running diagonally outwards, are curved 

 upwards, as they approach the entire, unindented 

 edge of the leaf. This curving upwards is a notice- 

 able peculiarity of the Walnut leaf, as the veins of 

 most leaves follow the general direction taken 

 from the mid- vein thence to the margin. In the 

 spaces enclosed between the parallel branch veins 

 there are no prominent veinlets, but a network of 



