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单词 perispore
释义

Definition of perispore in English:

perispore

noun ˈpɛrɪspɔː
Botany
  • In early use: †a structure enclosing a group of spores, especially in an alga; a sporangium (obsolete). Later: the outermost layer of the spore wall, or layer outside the spore wall, especially in ferns and mosses.

Origin

Mid 19th century (in an earlier sense). From peri- + spore, after French périspore.

Definition of perispore in US English:

perispore

nounˈpɛrɪspɔː
Botany
  • In early use: †a structure enclosing a group of spores, especially in an alga; a sporangium (obsolete). Later: the outermost layer of the spore wall, or layer outside the spore wall, especially in ferns and mosses.

Origin

Mid 19th century (in an earlier sense). From peri- + spore, after French périspore.

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更新时间:2025/7/5 2:29:11