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单词 perine
释义

Definition of perine in English:

perine

noun ˈpɛrɪnˈpɛrʌɪnˈpɛriːn
Botany
  • In early use: the outermost layer of the exine of a pollen grain (now disused). Later: an outer layer surrounding the wall of the spore in ferns, mosses, and clubmosses; a perispore.

Origin

Late 19th century. From peri- + -ine, after German Perinium.

Definition of perine in US English:

perine

noun
Botany
  • In early use: the outermost layer of the exine of a pollen grain (now disused). Later: an outer layer surrounding the wall of the spore in ferns, mosses, and clubmosses; a perispore.

Origin

Late 19th century. From peri- + -ine, after German Perinium.

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更新时间:2024/12/28 22:25:48