120 HEROES OF SCIENCE. 



Stored Bourbons. Nevertheless, year after year he 

 taught well, and most of the great botanists of 

 later years were either his students or his visitors 

 and friends. As age crept on, De Candolle con- 

 tinued his researches, and got through the descrip- 

 tion and classification of a considerable number of 

 known plants. These were published in a book 

 which will always be his masterpiece. Honours 

 crowded on him, the gifts of learned societies of all 

 nations, and he visited most of the great cities of 

 the Continent. In 1832 he published the second 

 part of his work. He had great happiness with 

 his wife, and his parents lived to great ages, content 

 with the prosperity of their son, who was ever good 

 and loving to them, and got his reward. He had a 

 little estate, out of Geneva, at Saint Seine, and en- 

 joyed it much ; but, as years rolled on, the death 

 of a son there, affected his tender heart, and he sold 

 the place and bought another, called La Barriere, 

 near Geneva. His eldest son, Alphonse, followed 

 well in the father's steps. Finally, when old age 

 troubled De Candolle, he gave up his professorship. 

 Ill health succeeded, but the man worked on at 

 his great book, and even entered the political arena 

 once again at a time of emergency. The winter of 

 1840-41 was one of illness, and he could no longer 

 work. His friends were dying off, month after 

 month, and when death came to him, he was con- 

 tent. He had been a good son, an excellent father, 

 a loving friend, a true patriot, deserving everything 

 that elevated mankind ; and it is admitted by all 



