438 



ORIGIN OF CULTIVATED PLANTS. 



Cultivated fob the Stems oe Leaves. 



1. Yegetohles. 



Cabbage — Brassica oleracea (1), 



(2), 5- 

 Chinese Cabbage — Brassica chinensis 



(2). 

 Water-Cress — Nasturtium oflacinale, 



?^- 

 Garden-Cress — Lepidium sativum (1) 

 Sea Kale — Crambe maritima. If. 

 Purslane — Portulaca oleracea (1) . 



New Zealand Spinach — Tetragonia 



expansa (1). 

 Garden Celery — Apium graveolens 



(2). 



Chervil — Anthriscus cerefolium (1). 

 Parsley — Petroselinum sativum (2). 



Alexanders — Smyrnium Olus-atrum 



(2). 

 Corn Salad — Valerianella olitoria (1). 



Artichoke— CynaraCardun- j ^^'''1°°''' 



cuius (2),^. j^^f^; 



Lettuce — Latuca Scariola (1), (2). 



Wild Chicory — Cichorium Intybus, 



Endive —Cichorium Endivia (1). 



Spinach — Spinacia oleracea (1). 

 Orach — Atriplex hortensis (1) . 



A. 



(?) 

 (?) 



B. 

 C. 



A. 



C. 

 B. 



C. 



C. 



C. 



C. 

 C. 



C. 

 B. 



C. 



C. 



C. 

 C. 



Europe. 



China (?), Japan (?). 



Europe, northern Asia. 



Persia (?). 



Western temperate Europe. 



From the western Hima- 

 layas to southern Russia 

 and Greece. 



New Zealand and New Hol- 

 land. 



Temperate and southern 

 Europe, northern Africa, 

 western Asia. 



South-east of Russia, west- 

 ern tempei'ate Asia. 



Southern Europe, Algeria, 

 Lebanon. 



Southern Europe, Algeria, 

 western temperate Asia. 



Sardinia, Sicily. 



Southern Europe, northern 

 Africa, Canaries, Madeira. 



Derived from the cardoon. 



Southern Europe, northern 

 Africa, western Asia. 



Europe, northern Africa, 



western temperate Asia. 

 Mediterranean basin, Cau- 

 casus, Turkestan. 

 Persia (?) . 

 Northern Europe andSiberia 



