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单词 siphonostele
释义

siphonostele

enUK

si·phon·o·stele

S0433300 (sī-fŏn′ə-stēl′, sī′fə-nə-stē′lē)n. A stele in which the vascular tissue is in the form of a cylinder surrounding the pith, as in the stems of most ferns and other seedless vascular plants.
[siphon + stele.]
si·phon′o·ste′lic (-stē′lĭk) adj.

siphonostele

(ˈsaɪfənəˌstiːl) n (Botany) botany the cylinder of conducting tissue surrounding a central core of pith in certain stems. See also stele3[C19: from siphon + stele] siphonostelic adj

si•phon•o•stele

(saɪˈfɒn əˌstil, ˈsaɪ fə nəˌstil)

n. Bot. a stele containing a hollow tube of vascular tissue surrounding a pith. [1905–10]

Siphonostele

enUK

siphonostele

[sī′fän·ə‚stēl] (botany) A type of stele consisting of pith surrounded by xylem and phloem.

Siphonostele

 

in fern stems, a type of central cylinder in which the conducting tissues (xylem and phloem) surround the pith parenchyma. [23–1436–]

siphonostele

enUK

siphonostele

(sī-fŏn′ə-stēl′, sī′fə-nə-stē′lē)n. A stele in which the vascular tissue is in the form of a cylinder surrounding the pith, as in the stems of most ferns and other seedless vascular plants.
si·phon′o·ste′lic (-stē′lĭk) adj.
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更新时间:2024/11/12 5:56:51