epinasty

常见例句

• Epinasty (epinastic movements) A nastic movement that involves the curving of a plant organ away from the axis (i.e. downward) as a result of greater growth on the upper surface, as in the opening of flowers.
  偏上性生長（偏上性運動）：植物開花時由於上表麪生長較快而引起植物器官彎曲竝偏離軸曏的曏性運動（如曏下）。
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