NUTS 



39 



Fig. 27. — Walnut (Juglans regia, Walnut Family, J uglandacem) . 1, a 

 spring shoot bearing young leaves; at a, a staniinate flower-cluster, and 

 at b, a cluster of three pistillate flowers. 2, a single staminate flower 

 viewed from below, showing the numerous stamens, and three sepals 

 and three bracts which cover them above; a, inner view of a single 

 stamen; b, the same in side view. 3, a single pistillate flower, showing 

 the two spreading stigmas protruding beyond the small calyx, which 

 crowns the ovary. 4, the same cut vertically, showing the single ovule 

 at the base. S, a fruit with, part of the husk removed, showing the 

 rough-shelled nut within. 6', nut cut in half vertically, showing half of 

 the four-lobed seed or "meat," within. (Wossidlo.) — The plant is a 

 handsome, mdcly spreading tree attaining a height of 20 m. Bark 

 soon becoming thick and much cracked. Lea^'es smooth, dull green, 

 bronzy to yellowish. Flowers greenish. Fruit-hull, green turning 

 black. Wind carries the pollen from tree to tree. 



