144 THE BOOK OF VEGETABLES 



not larger than three or four inches, according to variety. 

 If allowed to grow too large the knobs become tough. 



Store. Some varieties store well, in a darkened 

 cellar. 



Diseases and pests are those of cabbage, which see. 

 Cabbage- worm and clubroot are most troublesome. 



LAMB'S LETTUCE. See Corn Salad. 

 LAMB'S QUARTER. See Pigweed. 

 LANTERN PLANT. See Tomato, Strawberry. 



LAVENDER. There are two shrubs known by this 

 name, and of the same family, Lavandula, which are 

 grown for their flowers and leaves, used in perfumery, 

 or as a domestic medicine. Medicinal use of lavender is 

 now very rare, but the leaves are sometimes used for 

 seasoning. 



(1) True Lavender (L. vera) gives the best perfume. 

 It is a small shrub, seldom more than three feet high. 



(2) Common Lavender (L. spica), a smaller shrub 

 of more open growth. 



These two shrubs are grown in much the same man- 

 ner, from cuttings; they do not always come true from 

 seed, and root-divisions give weakly plants. 



Soil should be light, dry and rather poor. 



Distances. Of the mature plants, about four feet 



