LUTHER BURBANK 



beans, which, in all their varieties, are obviously 

 related to one another and quite as obviously dis- 

 tinct from all the other members of the garden 

 coterie. 



The onion and its allies may be recognized as 

 constituting a class of vegetables that supply savor 

 rather than nutritious principles. From the 

 standpoint of the gardener there may be listed a 

 number of less familiar plants to make up the 

 category of vegetables that are grown merely 

 because of their appeal to the palate and for the 

 flavor that they impart to other foods rather than 

 for their genuine food value. 



Two other prominent plants which complete 

 the list of the ordinary garden vegetables of 

 greatest popularity are classed together by the 

 botanist, and indeed are to casual observation 

 closely similar in foliage, yet so distinct as to the 

 character of their product that the gardener would 

 never think of associating them. These are the 

 potato and the tomato — own cousins — notAvith- 

 standing the widely different character of the food 

 products they supply. 



Some of the plants just named will be given 

 individual treatment in successive chapters of the 

 present volume. But two or three companies, in- 

 cluding a wide range of species and varieties, may 

 be grouped together here as illustrating, jointly 



[40] 



