198 The Horticulturist's Rule- Book. 



Periods of Cultivation and Native Countries of Plants, continued. 



Endive. Less than 2,000 years ; Mediterranean basin. 



Fig. Over 4,000 years; South of Mediterranean basin. 



Garlic. Over 2,000 years ; desert of the Kirghis. 



Gooseberry. Less than 2,000 years ; temperate Europe, 

 western Himalayas. 



Hop. Less than 2,000 years ; Europe, Asia, U. S. 



Horseradish. Less than 2,000 years ; Eastern temperate 

 Europe. 



Jerusalem Artichoke. Probably ancient ; U. S. 



Leek. Over 2,000 years ; Mediterranean basin. 



Lettuce. Over 2,000 years ; Europe, Asia and Africa. 



Maize. Very ancient ; New Granada (?) 



Melon. Less than 2,000 years ; India, Beluchistan, Guinea 



Mushroom. Less than 2,000 years ; Northern hemisphere. 



Oats. Over 2,000 years ; temperate Europe. 



Okra. Less than 2,000 years ; tropical Africa. 



Onion. Over 4,000 years ; Persia, Afghanistan, Beluchis- 

 tan, Palestine (?). 



Onion, Welsh. Less than 2,000 years ; Siberia. 



Orash. Less than 2,000 years ; Northern Europe and 

 Siberia. 



Parsley. Lesss than 2,000 years ; Europe, Algeria and 

 Lebanon. 



Parsnip. Less than 2,000 years ; Central and Southern 

 Europe. 



Pea. Over 2,000 years ; Caucasus to Persia (?), India (?). 



Peach. Over 4,000 years , China. 



Pear. Over 4,000 years ; temperate Europe and Asia. 



Pepper. Over 500 years ; Brazil (?). 



Pine-apple. Over 500 years ; Mexico, Central America. 



Plum, Over 2,000 years ; Anatolia.' North of Persia. 



Potato. Over 500 years ; Chili, Peru. 



