Potassium Flux: a Common Feature of Albizzia Leaflet Movement Controlled by Phytochrome or Endogenous Rhythm

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Science  29 Oct 1971:
Vol. 174, Issue 4008, pp. 518-520
DOI: 10.1126/science.174.4008.518


Leaflets close when potassium moves into dorsal and out of ventral pulvinule motor cells and open when the flux direction is reversed. This is true whether leaflet movement is controlled by an endogenous rhythm or by phytochrome.