V2EX antheridium

Antheridium

定义 Definition

antheridium(雄器;精子器):一些藻类、苔藓植物、蕨类及部分真菌雄性生殖器官,用来产生并释放雄配子(精子/精子细胞)。(在不同类群中形态与是否具鞭毛会有差异;该词也可用于更广义的“产生雄配子的结构”。)

发音 Pronunciation (IPA)

/nθrdim/

例句 Examples

The antheridium produces sperm that swim toward the egg.
雄器产生精子,精子会游向卵细胞。

In many mosses, the antheridium is protected by surrounding tissues and releases sperm when water is present.
在许多苔藓植物中,雄器受到周围组织的保护,并在有水时释放精子。

词源 Etymology

来自希腊语词根:**anther-**(与“花药/花粉囊”相关的词根,指与雄性生殖结构有关)+ -idion(表示“小的结构/器官”)+ 拉丁化中性词尾 -ium。整体含义可理解为“与雄性生殖有关的小器官”。

相关词 Related Words

文学与典籍 Literary Works

  • Campbell Biology(《坎贝尔生物学》):在植物生活史与配子体结构部分常出现 antheridium
  • Raven Biology of Plants(《瑞文植物学/植物生物学》):在苔藓与蕨类的生殖结构章节使用该词。
  • Fritsch’s The Structure and Reproduction of the Algae:藻类生殖结构讨论中频繁出现 antheridium
  • Introductory Mycology(真菌学教材,如 Alexopoulos 等):在某些真菌类群的有性生殖结构描述中使用该词。
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