Sentence Examples


  • Many plants produce, in addition to ordinary open flowers, so-called cleistogamous flowers, which remain permanently closed but which notwithstanding produce fruit; in these the corolla is inconspicuous or absent and the pollen grows from the anther on to the stigma of the same flower.
  • The cleistogamous flowers are developed before or after the normal open flowers at seasons less s-- favourable for cross-pollination.
  • - Cleistogamous typical cleistogamous flower - these flower of Viola sylvatica.
  • - Cleistogamous typical cleistogamous flower - these flower of Viola sylvatica.
  • Amphicarpum, native in the southeastern United States, has fertile cleistogamous spikelets on filiform runners at the base of the culm, those on the terminal panicle are sterile.

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