V2EX spadix

Spadix

释义 Definition

(植物学)肉穗花序:一种花序类型,许多无柄或短柄的小花密集着生在粗壮的肉质主轴上,常见于天南星科等植物(如龟背竹、芋头、马蹄莲等)。有时外面会有一片佛焰苞(spathe)包裹或衬托。另有较少见的意思指某些棕榈的果穗/果轴等结构。

发音 Pronunciation (IPA)

/spedks/

例句 Examples

A calla lily has a spadix in the center.
马蹄莲的中心有一条肉穗花序。

In many aroids, tiny flowers are packed tightly along the spadix and may be surrounded by a colorful spathe.
在许多天南星科植物中,细小的花紧密地排列在肉穗花序上,外面可能还被色彩鲜艳的佛焰苞所包围。

词源 Etymology

spadix 源自拉丁语 spadix,进一步来自希腊语 spádix,原意与“棕榈枝/棕榈果穗”相关;后来在植物学中借用来指这种“粗壮、肉质的花序轴”,并固定为现代的专业术语。

相关词 Related Words

文学作品 Literary Works

  • Botany for Gardeners(Brian Capon)在介绍花序类型时会讲到 spadixspathe(常以马蹄莲等为例)。
  • The Botany of Desire(Michael Pollan)讨论植物结构与人类偏好时,涉及多种花部结构与术语(包括天南星科相关结构时常出现 spadix)。
  • Gray’s Manual of Botany(多版本经典植物志/检索书)在天南星科等条目与形态描述中常使用 spadix
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