PREFACE TO FIRST EDITION. 



IT was the intention of the late Professor Henslow 

 to publish a small volume of Lessons on Botany, in 

 illustration of the methods which he employed with 

 such eminent success in his class at the University 

 of Cambridge, and also in his parish school at 

 Hitcham, in Suffolk.* 



At the time of his lamented decease he had col- 

 lected a considerable amount of material for this 

 work, but it was not left in a sufficiently forward 

 state to send to the printer without addition and 

 modification. 



In July of the present year, Professor Henslow's 

 manuscripts intended for the work were placed in 

 my hands by Dr. Hooker and the Rev. George 

 Henslow, with full permission to make what use I 



* The Leisure Hour for 1862 (page 676) contains an account 

 of Professor Henslow's method of teaching Botany in Village 

 Schools, by the Rev. George Henslow. See also Professor 

 Henslow's pamphlet, Illustrations to be employed in Practical 

 Lessons on Botany, adapted to Beginners, published by Messrs. 

 Chapman & Hall, 1858. Price 6d. 



