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单词 vernation
释义

vernation

/vəːˈneɪʃ(ə)n /
noun [mass noun] Botany
The arrangement of bud scales or young leaves in a leaf bud before it opens. Compare with aestivation.Leaf vernation was observed in at least ten buds per entity, manually dissected under a stereomicroscope....
  • Recently, a third type of leaf vernation has been shown to occur in Primula.
  • This plant also has a folded vernation and a very smooth leaf blade.

Origin

Late 18th century: from modern Latin vernatio(n-), from Latin vernare 'to grow (as in the spring)', from vernus (see vernal).

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更新时间:2024/11/10 15:07:39