LESSONS 



IN 



ELEMENTARY BOTANY. 



THE PART OF SYSTEMATIC BOTANY 



BASED UPON MATERIAL LEFT IN MANUSCRIPT 



BY THE LATE PROFESSOR HENSLOW. 



WITH NUMEROUS ILLUSTRATIONS. 



BY 



DANIEL OLIVER, F.R.S., F.L.S., 



KEEPER OK THE HERBARIUM AND LIBRARY OF THE ROYAL GARDENS, KEW, 

 AND PROFESSOR OF BOTANY IN UNIVERSITY COLLEGE, LONDON. 



I^ B - 



NEW EDITION. PRESERV^ 



1 



DAT 



l&mwm : 

 MACMILLAN AND CO. 



AND NEW YORK. 

 1888. 



The Right of Translation and Reproduction is Reserved, 



