Biology · Glossary

What is Buds?

Also known as: bud

Definition 38.4 Primary & Middle School Biology · Chapter 38 — Life Through the Seasons

A deciduous tree in winter is not dead: next spring is already packed on its twigs as buds — tiny complete shoots, leaves folded small, wrapped in weatherproof scales. Spring’s “new” leaves were built the summer before; the bud is winter storage for them.

Winter storage, opened: inside the horse chestnut’s varnished bud scales, next spring’s leaves lie folded and finished.
Winter storage, opened: inside the horse chestnut’s varnished bud scales, next spring’s leaves lie folded and finished.

Examples

Example 38.5 (Opening a horse-chestnut bud)

The horse chestnut’s big sticky buds open well under a blade (a grown-up’s work): under the varnished scales, packed in cottony down, lie miniature folded leaves — perfect, pale, waiting. A twig cut in February and stood in water indoors “leafs out” weeks early: the shoots were finished; only warmth was missing.

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