scale

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The bud scale is a tiny leaf-like structure that covers the bud and protects it.
We estimated length of leaders of current annual growth for feltleaf willow from their diameter at the bud scale scar using regression equations developed for this crushed area by Bowyer et al.
Defoliation early during the first flushing in 1997 caused a second flushing (preceded by the formation of the first terminal bud) with a small increase in shoot length as well as the formation of a second terminal bud and lateral buds along with bud scale scars from the first terminal bud (Table 2).