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8o 



Citrus Fruits 



Fig. 535. Lemon, Montscrrat, West Indies. 



in clusters of i to 5, rather smaller than those of the preceding species; their 

 calyx is cup-shaped with 4 to 6 persistent, awl-shaped, thick, green lobes; petals 

 usually 5, oblong, 12 to 18 mm. long, thick, fleshy and recurved; stamens 20 to 

 25, included, their filaments flattened and united into several groups; ovar}^ 

 rounded, 10- to 14-celled; stigma capitate. The fruit is globose or shghtly de- 

 pressed; rind smooth, orange colored and easily separable from the juicy, sweet, 

 subacid pulp; seeds few or many, in some cultivated varieties entirely wanting, 

 oblong-ovoid, usually flattened, pointed at one end and oblic}uely ridged. 



The Sweet orange is probably a native of southeastern China. The wood is 

 quite hard, close-grained and light yellow. 



