BUDS 125 
136. Vernation. — Procure a considerable number of buds which 
are just about to burst, and others which have begun to open. Cut 
each across with a razor or very sharp scalpel ; examine first with 
the magnifying glass, and then with the lowest power of the micro- 
scope. Pick to pieces other buds of the same 
kinds under the magnifying glass, and report 
upon the manner in which the leaves are 
packed away. 
The arrangement of leaves in the 
bud is called vernation ; some of the 
principal modes are shown in Fig. 86. 
Fig. 85. —A slowly grown Twig Fie. 86. 
of Cherry, 3 inches long and 
about ten years old. B,atwig of European elm; 4A, a longitudi- 
The pointed bud J is a leaf-bud ; nal repo of the buds of B (considerably 
the more obtuse accessory magnified) ; ax, the axis of the bud, which 
buds f, f are flower-buds. will elongate into a shoot ; sc, leaf-scars. 
In the cherry. the two halves of the leaf are folded 
together flat, with the under surfaces outward; in the 
walnut the separate leaflets, or parts of the leaf, are folded 
