70 FOUNDATIONS OF BOTANY 
the smallest shrubby plants, like the dwarf blueberry, the 
wintergreen, and the trailing arbutus, are only a few inches 
Fie. 35. — Tip of a Branch of Magnolia, illustrating Forking due to 
Terminal Flower-Buds. 
A, oldest flower-bud scar; B, C, D, scars of successive seasons after A; L, leaf- 
buds ; F, flower-buds. 
in height, but are ranked as shrubs because their woody 
stems do not die quite to the ground in winter. 
Herbs are plants whose stems above ground die every 
winter. 
