LECTURES 



ON THE 



PHYSIOLOGY OF PLANTS 



BY 



JULIUS VON SACHS 



TRANSLATED BY 



H. MARSHALL WARD, M.A., F.L.S. 



FELLOW OF Christ's college, Cambridge, and professor of botany in 



THE forestry SCHOOL, R. I. E. COLLEGE, COOPER's HILL 



WITH 455 WOODCUTS 



£DjcforD 



AT THE CLARENDON PRESS 



MDCCCLXXXVII 



\^All rig] Us reserved^ 



