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单词 exsert
释义

exsert

/ɪkˈsəːt / /ɛkˈsəːt/
verb [with object] (usually as adjective exserted) Biology
Cause to protrude: an exserted stigma...
  • On the basis of the phylogenic relationships, autogamous species most likely evolved from self-incompatibility ancestors that have exserted stigmas.
  • In flowers of short-styled individuals, the top of the stigma is located just above the midpoint of the corolla tube and stamens are slightly exserted.
  • All three subspecies are white flowering with a tubular corolla and a long style that exserts the stigma from the corolla tube.

Origin

Mid 17th century: from Latin exsert- 'put forth', from the verb exserere (see exert).

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更新时间:2024/11/12 8:26:01