- the main stem of a tree, especially a palm or tree fern.
- the woody or thickened persistent base of an herbaceous perennial.
Origin of caudex
1820–30; < Latin: tree trunk; cf. codex
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for caudex
Kydia continues; a fine Palm, caudex 8-10-pedali; it probably belongs to the genus Wallichia?
The name of a book, caudex, codex, was first given to these tabellae when they were strung together to form a square book.Old English Libraries
Where the stem of the Fern is upright it is properly termed a caudex, whilst in its horizontal form it is spoken of as a rhizome.
A very characteristic feature of the Male Fern is its stout and sometimes very upright stem or caudex.
Caudex arhorescens cicatricibus basibusve foliorum exasperatus?
- the thickened persistent stem base of some herbaceous perennial plants
- the woody stem of palms and tree ferns
C19: from Latin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- The thickened, usually underground base of the stem of many perennial herbaceous plants, from which new leaves and flowering stems arise.
- The trunk of a palm or tree fern.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.