PREFACE. 
cies from his own extensive collection near Haar- 
lem. ui 
From Berlin likewise, M. Otto, the acute bota- 
nie gardener to His Majestythe King of Prussia, has 
sent numerous valuable, and sometimes new succu- 
lent plants, to Mr. Anderson the excellent Curator 
of the Physie Garden at Chelsea, which have not 
heretofore been cultivated in England; and which 
Mr. Anderson, with his üsual zeal in favour of 
science, has afforded me every opportunity of ex- 
rit and describing. 
- "Fo him, indeed, the present Supplement actu- 
Ex Owes its present appearance ;. for. he it was 
who first suggested the utility and. necessity of it. 
But as the trouble it has occasioned me (no longer 
a grower of plants) running from garden to garden 
(to collect their sweets), and even him, through my 
too frequent visits, has been far greater than we 
could have apprehended; I am therefore glad the 
business is accomplished, and that, like a sailor 
safe in port, Wemuay rest awhile on shore. 
Africa, America, the West and the East hos d 
well as from other countries, have been recently 
zeceived, and suecessfully raised in the gardens of 
England. And, as heretofore, first amongst those, 
A2 
