VI PREFACE. 



effects whereby the results of binocular perspective are lucre 

 or less successfully imitated. 



In connection with the potato disease, the views put forth 

 by the subject of this Memoir in 1845-47 receive fresh interest 

 from the confirmation afforded them by the recent researches of 

 Mr. Worthington Smith. 



My father's knowledge of gardening and love for natural 

 . history in all its branches meet with frequent illustration. Some 

 account more especially is given of the experimental garden 

 which he formed at Wallington, in Surrey, now, indeed, become 

 almost of celebrity through his well-known book entitled ' My 

 Garden.' It may interest many to know that this garden is 

 still kept up, in tribute to its founder's memory, by my brother, 

 Mr. Alfred Hutchison Smee. 



E. M. 0. 



