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单词 tree fern
释义

tree fern


tree fern,

any fernfern,
any plant of the division Polypodiophyta. Fern species, numbering several thousand, are found throughout the world but are especially abundant in tropical rain forests. The ferns and their relatives (e.g.
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 having a treelike trunk. Sometimes other similar primitive plants are also called tree fern, e.g., species of cycadcycad
, any plant of the order Cycadales, tropical and subtropical palmlike evergreens. The cycads, ginkgoes, and conifers comprise the three major orders of gymnosperms, or cone-bearing plants (see cone and plant). The cycads first appeared in the Permian period.
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.

tree fern

[′trē ‚fərn] (botany) The common name for plants belonging to the families Cyatheaceae and Dicksoniaceae; all are ferns that exhibit an arborescent habit.

tree fern

any of numerous large tropical ferns, mainly of the family Cyatheaceae, having a trunklike stem bearing fronds at the top

tree fern


Related to tree fern: Tasmanian tree fern
  • noun

Words related to tree fern

noun any of numerous usually tropical ferns having a thick woody stem or caudex and a crown of large fronds

Related Words

  • fern
  • black tree fern
  • Cyathea medullaris
  • sago fern
  • silver tree fern
  • Dicksonia antarctica
  • soft tree fern
  • Cibotium barometz
  • Scythian lamb
  • thyrsopteris
  • Thyrsopteris elegans
  • angiopteris
  • Angiopteris evecta
  • giant fern
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更新时间:2025/2/23 21:23:06