+Nyctinasty describes the rhythmic "sleep" movements of plants, where leaves or petals fold at dusk and reopen at dawn. This internal clock-driven dance with light, linked to [circadian rhythms](/wiki/circadian_rhythm), is often controlled by changes in [turgor pressure](/wiki/turgor_pressure) within specialized cells.
+## See also
+- [Plant Movement](/wiki/plant_movement)
+- [Tropism](/wiki/tropism)
+- [Photoperiodism](/wiki/photoperiodism)
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