438 



ORIGIN OF CULTIVATED PLANTS. 



Cultivated foe the Stems or Leaves. 

 1. Vegetables. 

 A. 



Cabbage — Brassica oleracea (1), 



Ci). 5. 

 Chinese Cabbage— Brassica chinensis 



Water-Cress — Nasturtium officinale, 



r- 



Garden-Cress — Lepidium sativum (1). 

 Sea Kale — Crambe maritima, If. 

 Purslane — Portulaca oleracea (1). 



New Zealand Spinach — Tetragonia 



expansa (1). 

 Garden Celery — Apium graveolens 



(^). 



Chervil — Ai t'iriscus cerefolium (1). 



Parsley — Pctroselinum sativum (2). 



Alexanders — Smymium Olus-atrum 



Corn Salad — Valerianella olitoria (1). 

 Artichoke — CynaraCardun-l ^' V°"' 



cuius (2), If. I ^j^^j!; 



Lettuce — Latuca Scariola (1), (2). 



Wild Chicory — Cichorium Intybus, 



Endive —Cichorium Endivia (1). 



Spinach — Spinacia oleracea (1). 

 Orach — Atriplex hortensis (1). 



(?) 



(?) 



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 Kussia 

 and Greece. 



New Zealand and New Hol- 

 land. 



Temperate and southern 

 Europe, northern Africa, 

 western Asia. 



South-east of Russia, west- 

 ern temperate Asia. 



Southeni Europe, Algeria, 

 Lebanon. 



Southern Europe, Algeria, 

 western temperate Asia. 



Sardinia, Sicily. 



Southern Europe, northern 

 Africa, Canaries, Madeira. 



Derived from the caidoon. 



Southern Europe, northern 

 Africa, western Asia. 



Europe, northern Africa, 

 western temperate Asia. 



Mediterranean basin, Cau- 

 casus, Turkestan. 



Persia (?). 



Northern Europe andSibcria 



