dry rot

dry rot

Symptom of fungal disease in plants (see fungus), characterized by firm spongy to leathery or hard decay of the stem (branch), trunk, root, rhizome, corm, bulb, or fruit. The fungus consumes the cellulose of wood, leaving a soft skeleton that is readily reduced to powder.

This entry comes from Encyclopædia Britannica Concise.
For the full entry on dry rot, visit Britannica.com.

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