V2EX acaulescent

Acaulescent

释义 Definition

(植物学)无茎的;近无茎的:植株没有明显的地上茎,叶和花多从基部簇生(常呈莲座状),花梗可能从基部抽出。此词也可用于形容“看起来几乎没有茎”的生长形态。

发音 Pronunciation (IPA)

/eklsnt/

例句 Examples

The dandelion is acaulescent, with leaves forming a rosette close to the ground.
蒲公英是无茎(近无茎)植物,叶子在地面附近呈莲座状簇生。

In alpine habitats, many acaulescent plants avoid wind damage by keeping their growth close to the soil surface.
在高山生境中,许多无茎植物通过贴近地表生长来减少风害。

词源 Etymology

acaulescent 来自前缀 **a-**(表示“无、缺乏”)+ 拉丁语 caulis(“茎、杆”)+ 后缀 -escent(表示“呈现……状态/逐渐变得……”)。字面意思就是“呈现无茎状态的”。

相关词 Related Words

文学与典籍 Literary Works

  • Gray’s Manual of Botany(《格雷植物志手册》)常用于描述某些种类“acaulescent”的形态特征。
  • Flora of North America(《北美植物志》)物种形态描述部分常见该词。
  • New Manual of Botany(Gleason & Cronquist 等植物分类学著作)在检索表与形态术语中可见 “acaulescent”。
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