PROCEEDINGS 



OF 



THE ROYAL SOCIETY. 



Series B. Vol. 89. No. B 61L 



BIOLOGICAL SCIENCES. 



CONTENTS. 



Page 



The Inheritance of Colour in the Stick-Insect, Carausius morosus. By 



E. W. MACBRIDE, F.R.S., and Miss A. JACKSON. (Plates 4 and 5) . 109 



The Rate of Absorption of Various Phenolic Solutions by Seeds of Hordeum 

 vulgare, and the Factors Governing the Rate of Diffusion of Aqueous 

 Solutions across Semipermeable Membranes. By ADRIAN J. BROWN, 



F. R.S., and FRANK TINKER, M.Sc 119 



Obituary Notices of Fellows deceased : — Sir William Gowers ; Richard 



Lydekker ............ i — vi 



printed for THE ROYAL SOCIETY and sold by 



HARRISON & SONS, 45, ST. MARTIN'S LANE, LONDON, W.C. 



Price Three Shillings and Sixpence. 



No. B 611. 



November 1, 1915. 



