ON THE DIFFERENTIATION OF THE LEAF TISSUE FLUIDS 

 OF LIGNEOUS AND HERBACEOUS PLANTS WITH 

 RESPECT TO OSMOTIC CONCENTRATION 

 AND ELECTRICAL CONDUCTIVITY. 



BY J. ARTHUR HARRIS, ROSS AIKEN GORTNER, AND JOHN V. LAWRENCE. 



[Reprinted from THE JOURNAL OF GENERAL PHYSIOLOGY, January 20, 1921, 

 VoL iii, No. 3, pp. 343-345.] 



