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单词 accumbent
释义

accumbent

/əˈkʌmb(ə)nt /
adjective Botany
(Of a cotyledon) lying edgeways against the folded radicle in the seed.Although the cotyledons were correctly illustrated as incumbent, they were described as accumbent....
  • However, Chrysobraya differs from Lepidostemon in having cotyledons incumbent instead of accumbent and staminal filaments toothless and wingless instead of winged and toothed.
  • Cotyledon arrangement (for examples see full document) is incumbent and sometimes oblique or accumbent and sometimes oblique.

Origin

Early 19th century: from Latin accumbent- 'reclining', from accumbere, from ad- 'to' + a verb related to cubare 'to lie'.

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更新时间:2024/12/23 18:11:57