CHAPTER II 



Rutaceae 

 Orange, Citrus Aurantlum (Linn.) 

 Description and Habitat 



Arboreou?, rarely shrubby, young shoots glabrous greenish 

 white, leaflet elliptic or ovate acute obtuse or accuralnate, 

 petiole often broadly winged, flower-s pure white bisexual, 

 fruit globose, generally white oblate not maralllate. 



Hot valleys along the foot of the Himalayas, from Garwhel 

 eastward to Slkklm, and In the Khasla Mountains. 



A small slender tree, flowering in the rains and fruiting 

 after them, growing in the very bottoms of valleys where it is 

 according to HooKer, Indigenous. The fruit there is somewhat 

 flattened or nearly globose, about 2 inches diameter, high 

 colored, and uneatable, being raavTkish and bitter. The follow- 

 ing are the principal cultivated varieties. 



Varieties 



Variety 1. Aurantlum proper ; petiole naked or, ^A^inged, 

 pulp sweet yellow, rarely red--the sweet orange ; origin, 

 China and Cochin China^ ; cultivated for less than two thousand 

 years . 



