142 SYSTEMATIC POMOLOGY 



Japan plum, Primus triflora. 

 American plum, Primus americana. 

 Wild Goose plum, Prunus hortulana. 

 Chickasaw plum, Prunus augustifolia. 

 Sand plum, Prunus augustifolia walsoni. 

 Beach plum, Prunus maritima. 

 Pacific plum, Prunus subcordata. 

 Apricot plum, Prunus simouii, 

 Hybrid plums, combining various species. 

 Sweet cherry, Prunus avium. 

 Sour cherry, Prunus cerasus. 

 Sand cherry, Prunus pumila besseyi. 

 Peach and nectarine, Prunus per sica. 

 Apricot, Prunus armeniaca. 

 Japan apricot, Prunus mume. 

 Purple apricot, Prunus dasycarpa 



SUBCLASS 3. Citrous fruits. 



Orange, Citrus aurantium. 



Tangierine orange, Citrus nobilis. 



Citron, Citrus me die a. 



Lemon, Citrus medic a limon. 



Lime, Citrus me die a limetta. 



Sour lime (lime of the United States), Citrus 



me die a acris. 

 Grape-fruit, Shaddock, or Pomelo, Citrus de- 



cumana. 



Kumquat, Citrus japonic a,. 

 Trifoliate orange* sEgle (or Citrus] trifoliata. 

 Glycosmis, Glyeosmis aurantiaea. 

 Lime berry, Triphrasia trifoliata. 

 White sapota, Casimiroa edulis. 



