THE 



STUDY OF PLANTS 



AN INTRODUCTION TO 

 BOTANY AND PLANT ECOLOGY 



\J BY ' 



T. W. WOODHEAD, M.Sc, Ph.D., F.L.S. 



LECTURER IN BIOLOGY 

 AT THE TECHNICAL COLLEGE, HUDDERSF1ELD 



OXFORD 

 AT THE CLARENDON PRESS 



1915 



