146 SOILS AND PLANT LIFE 



Leaves. — Some of these plants are also used for lawns. 

 They include : 



(1) Grasses. 



(a) Wild Grasses. 

 (6) Timothy. 



(c) Redtop. 



(d) Brome Grass. 



(e) Blue Grass. 



(These will be studied in Chapter XVIII.) 



(2) Clovers, or Legumes. 



(a) Alfalfa. 



(6) Red Clover. 



(c) Alsike Clover. 



(d) White Clover. 



(e) Sweet Clover. 

 (/) Field Peas, 

 (fif) Cow Peas. 

 (h) Soy Beans. 



(These will be studied in Chapter XIX.) 



III. Plants cultivated for the Fiber, which is found 

 either in the Stems or in the form of Lint on the Seeds. — 

 These plants may also yield food and oil. They include : 



(1) Cotton. 



(2) Flax. 



(3) Hemp. 



(These plants will be studied in Chapter XX.) 



IV. Plants cultivated for their Fruits. — These plants 

 include : 



(1) Seed, or Pome Fruits, 

 (a) Apples. 

 (6) Pears, 

 (c) Quinces. 



