vi PEEFACE 



Garden. I have his kind permission to use the original 



plates. 



I also owe my thanks to several friends, and especi- 

 ally to Canon EUacombe and the Kev. C. Wolley Dod, 

 for the correction of a number of errors and inaccuracies 

 in botanical nomenclature that appeared ia the firet 



and second editions. 



G. J. 



