Daily Changes in Stomatal Aperture and in Carbohydrates and Malate Within Epidermis and Mesophyll of leaves of Commelina Cyanea and Vicia Faba

Abstract

Stomatal apertures and methanol-, water-, and hydrochloric acid-soluble carbohydrates and malate were measured in the epidermis, mesophyll, and midvein of leaves of C. cyanea R. Br. and V. [aba L. over a period of 26 hr in one experiment and over 9 hr during the photoperiod in a second experiment.