V2EX involucre

Involucre

释义 Definition

(植物学)总苞:由一圈或多圈苞片组成,位于花序(如菊科的头状花序)基部,起到保护和支撑作用。(在某些植物中也可指围绕某结构的“包被/外层”。)

发音 Pronunciation

/nvljkr/

例句 Examples

The involucre protects the flower head before it opens.
总苞在花序开放前保护花头。

In many daisies, the involucre is made of overlapping bracts that form a tight cup around the base of the florets.
在许多雏菊类植物中,总苞由层层重叠的苞片组成,在小花基部形成紧密的杯状结构。

词源 Etymology

involucre 源自拉丁语 involucrum,意为“包裹物、外衣”,来自 involvere(“卷入、包裹”)。该词进入植物学语境后,专指“像外套一样包围花序的苞片结构”,中文常译为“总苞”。

相关词 Related Words

文学与经典作品 Literary Works

  • Gray’s Manual of Botany(Asa Gray)
  • Flora of North America(多作者编著)
  • The Cambridge Illustrated Glossary of Botanical Terms(常见植物学术语参考书)
  • The Botanical Magazine(《柯蒂斯植物杂志》;历史悠久的植物学期刊,常出现该术语)
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