Woundwood Posted on September 13, 2016October 27, 2016 by PlumeriaDB ALL0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ Share This Tweet Share Categories: Plumeria CharacteristicsAfter wounding, callus forms, woundwood is a tough, woody tissue full of lignin that grows behind callus When woundwood closes wounds, then normal wood continues to form. Related Images:Related Articles: Glossary: Woundwood – Callus