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n. pl. cau·di·ces (-dĭ-sēz′) or cau·dex·es
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.

[Latin caudex, tree trunk.]


n, pl -dices (-dɪˌsiːz) or -dexes
1. (Botany) the thickened persistent stem base of some herbaceous perennial plants
2. (Botany) the woody stem of palms and tree ferns
[C19: from Latin]


(ˈkɔ dɛks)

n., pl. -di•ces (-dəˌsiz)
1. the main stem of a tree, esp. a palm or tree fern.
2. the woody or thickened persistent base of a nonwoody perennial.
[1820–30; < Latin: tree trunk]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.caudex - persistent thickened stem of a herbaceous perennial plant
stalk, stem - a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
2.caudex - woody stem of palms and tree ferns
stalk, stem - a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
References in periodicals archive ?
Background: Stenodactylin is a highly toxic plant lectin purified from the caudex of Adenia stenodactyla, with molecular structure, intracellular routing and enzyme activity similar to those of ricin, a well-known type 2 ribosome-inactivating protein.
So kann er zwar "die ganze Geschlecht-Ausnahme thorax caudex pulexque vor der Quinta wie ein Wecker abroll[en]--bloss die Regel wussf er nicht" (18).
Haddouche, du bureau Caudex, avait jete l'eponge car il refusait de cautionner certaines pratiques.
SATISFACTION AT LAST Company directors Ian McSally, left, and Dave Hennessey of Caudex Vallum Group
caudex | codex Tronco, corteza de arbol; codice y codigo; tablillas para escribir, libro.
It is a piece of carbonized fern caudex collected from excavations at Site 4916 in a sand dune near the mouth of Pololu Valley, Kohala, Hawai'i Island (Field and Graves 2008).
Arborescent habit means that the corm have the habit of a small "palm" tree, with an obvious caudex, and a crown of large fronds; we include here also sub-arborescent forms, since the length of the erect rhizome may vary from 60-120cm and up to 2-3m.
An evergreen succulent, this drought-tolerant plant is notable for its swollen, woody caudex (stem).