FLOWERS AND THEIR 

 UNBIDDEN GUESTS 



By Dr. A. KERNER 



PROFESSOR OF BOTANY IN THE UNIVERSITY OF INNSBRUCK 



WITH A PREFATORY LETTER BY CHARLES DARWIN, M.A., F.R.S. 



By W. ogle, M.A., M.D. 



SOMETIME FELLOW OF CORPUS CHRISTI COLLEGE, OXFORD 



WJTH ILL US TEA TIONS. 



LONDON 



C. KEGAN PAUL & CO., i PATERNOSTER SQUARE 



1878 



