A TEXTBOOK 



OF 



ELEMENTARY BIOLOGY 



BY 



R. J. HARVEY GIBSON, M.A, 



\ i 



FELLOW OF THE ROYAL SOCIETY OF EDINBURGH ; LECTURER ON BOTANY 

 IN VICTORIA UNIVERSITY, UNIVERSITY COLLEGE, LIVERPOOL 



ILLUSTRATED WITH 192 ENGRAVINGS 



LONDON 

 LONGMANS, GREEN, AND CO. 



AND NEW YORK : 15 EAST 16* STREET 

 1889 



All rights reserved 



