caudex
cau·dex
noun
1.
persistent thickened stem of a herbaceous perennial plant
Origin
From Latin caudex (“tree trunk”, “tree stem”); compare codex.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.