TO 



SIR JOSEPH DALTON HOOKER, 



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



WHO, MORE THAN ANY OTHER WRITER, 

 HAS ADVANCED OUR KNOWLEDGE OF THE GEOGRAPHIOAL 

 DISTRIBUTION OF PLANTS, AND ESPECIALLY 

 OF INSULAR FLORAS, 



I ^tiiixmtt tins ©0kme ; 



ON A KINDRED SUBJECT, 

 AS A TOKEN OF ADMIRATION AND REGARD, 



