XU DEDICATION. 



anxious desire, trusting thereby to secure a continuance 

 of your valuable patronage, and to reap the self-satis- 

 faction of knowing my humble labours have been instru- 

 mental to the propagation of a favourite and interesting 

 science. 



With these hopes on my part, allow me, Madam, to 

 request your acceptance of the work, not only as an 

 outline of Botanical study, but more particularly, as a 

 faithful acknowledgment of gratitude and respect. 



I have the honour to be, Madam, 

 Your Ladyship's 



very obedient 



and devoted humble Servant, 



THOMAS CASTLE. 



