NITROGEN-CONSUMING PLANTS 235 



Tropical Fruits 



Citron (Citrus medico). The commercial citron is the dried fruit of 

 this species. It is also candied. 



Lemon (Citrus limonia). The lemon tree is a native of India and its 

 fruits yield a sour juice used in the making of lemonade. 



Lime (Citrus aurant if olio) . The small greenish fruits are borne on a 

 small straggling tree. 



Sweet Orange (Citrus sinensis). The concensus of opinion as to the 

 home of the wild orange is southeastern China. 



King Orange (Citrus nobilis). The fruit of this tree is rarely seen in 

 the city fruiterers. A variety is known as the mandarin orange. 



Grapefruit, Shaddock, Pomelo (Citrus grandis}. The large yellow 

 fruits of this species have become an almost indispensable fruit for the 

 breakfast table. 



Sour Orange (Citrus aurantium). This species is now much used for 

 budding and grafting the better varieties of citrus plants upon. - 



Pineapple (Ananas sativus). The multiple, juicy fruit of this plant 

 is borne in the center of a rosette of spiny, rigid, leathery leaves. The 

 fruit is eaten fresh, or canned. 



Custard-apple (Annona squamosa). The tree which produces this 

 fruit with a white granular, sweet custard-like pulp is a native of Asia 

 and tropical America. 



Bread-fruit (Artocarpus incisa). The fruit is large and is roasted in the 

 tropics as a vegetable. The leaves of the tree are glossy and pinnately 

 incised. 



Papaw (Carica papaya). The hollow fruit of this plant with yellowish 

 pulp has digestive properties and is used to assist digestion in the tropics. 

 Durian (Durio zibethinus). The tuberculate fruit of this tree is relished 

 by some, as resembling blanc-mange, delicious as the finest cream. The 

 bad odor of this fruit causes some people to avoid eating it. The name 

 civet-cat fruit is suggestive of its smell. 



Mango (Mangifera indica). The delicious fruit of this tree has been 

 likened to a piece of cotton soaked with turpentine, as the flat seeds are 

 usually covered with a dense hairy covering. Improved kinds are grown. 



Plantain, or Banana, (Musa sapientum). This is one of the principal 

 tropical fruits cultivated in extensive plantations and shipped to northern 

 ports. The trade is enormous. 



