BUDS. 19 



tiled 1 , as in the rose and the cherry; plaited 2 , as in 

 the potato ; rolled up into a spiral 3 , as in the wood- 

 sorrel ; rumpled 4 , as in the poppy; five-fold 5 , as in the 

 pink ; or valved 6 , as in ginseng. 



Very beautiful details have been given by Malpighi 

 of the bud of the oak, and by Du Hamel of the bud 

 of the horse chestnut. 



Three stages in the growth of a horse-chestnut leaf-bud. 

 a, full grown bud ; b, the same bud further advanced, in which 

 the young leaves are seen expanding, but still enclosed by the 

 bud scales ; c, the young leaves after the bud has partially opened, 

 the bud- scales removed. 



Buds are usually found at the inner base 7 of leaves ; 

 but sometimes they occur on the edge of a leaf, as in 



(1) In Latin, Imbricata. 



(2) In Latin, Plicata. (3) In Latin, Contortaor Torsiva. 



(4) In Latin, Corrugata. (5) In Latin, Quincuncialis . 

 (6) In Latin, Valvaris. (7) In Latin, Axilla. 



02 



