PREFACE. 
Ir is the business of the following Supplement 
to enumerate or describe such Succulent Plants as 
have been -— to the gardens of England since 
the i | of the Author's Synopsis Plan- 
tarum Succtlentarie and to make known the 
respective sources from whence they have origi- 
nated. 
Since the completion of that compilation, the 
restless hand of "Time has rolled away seven long 
and busy years; during which the thrones of Eu- 
rope have exchanged the fearful catastrophes of a 
most eventful war for the more stable advantages 
peace. 
'This happy | pefiod of tranquillity, so favourable: 
to the advancement of all t , has 
not proved unuseful £o that which ces m tlie - 
business of succulent botany. 
Hence it is, the grest gardens of the Continent, 
and the celebrated botanists who have so success- 
, fully described them, have been able to commu- 
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