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caudex

[kaw-deks]
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noun, plural cau·di·ces [kaw-duh-seez] /ˈkɔ dəˌsiz/, cau·dex·es. Botany.
  1. the main stem of a tree, especially a palm or tree fern.
  2. the woody or thickened persistent base of an herbaceous perennial.
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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

Historical Examples

  • Kydia continues; a fine Palm, caudex 8-10-pedali; it probably belongs to the genus Wallichia?

    Journals of Travels in Assam, Burma, Bhootan, Afghanistan and The

    William Griffith

  • The name of a book, caudex, codex, was first given to these tabellae when they were strung together to form a square book.

  • 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.

    How to Know the Ferns

    S. Leonard Bastin

  • A very characteristic feature of the Male Fern is its stout and sometimes very upright stem or caudex.

    How to Know the Ferns

    S. Leonard Bastin

  • Caudex arhorescens cicatricibus basibusve foliorum exasperatus?


British Dictionary definitions for caudex

caudex

noun plural -dices (-dɪˌsiːz) or -dexes
  1. the thickened persistent stem base of some herbaceous perennial plants
  2. the woody stem of palms and tree ferns
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Word Origin

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

caudex in Science

caudex

[kôdĕks′]
  1. The thickened, usually underground base of the stem of many perennial herbaceous plants, from which new leaves and flowering stems arise.
  2. The trunk of a palm or tree fern.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.