TO 



SIR JOSEPH DALTON HOOKER, 



K.C.S.I., C.B., F.R.S., ETC., ETC. 



WHO, MORE THAN ANY OTHER WRITER, 



HAS ADVANCED OUR KNOWLEDGE OF THE GEOGRAPHICAL 



DISTRIBUTION OF PLANTS, AND ESPECIALLY 



OF INSULAR FLORAS, 



Jf g^bitatc tins ®0lume ; 



ON A KINDRED SUBJECT, 

 AS A TOKEN OF ADMIRATION AND REGARD. 



