438 



ORIGIN OF CULTIVATED PLANTS. 



Cultivated foe thj? Stems or Leaves. 

 1. Veg&^bliss. 



Cabbage — Brassica oleracea (1), 



(2), 5- 

 Chinese Cabbage— Brassica chinensis 



Water-Cress — Nasturtium ofl&cinale, 



Garden-Cress — Lepidium sativum (1). 

 Sea Kale — Crambe maritima, '^. 

 Purslane — Portulaca oleracea (1). 



New Zealand Spinach — Tetragonia 



expansa (1). 

 Garden Celerv — Apium graveolens 



(2). 



Chervil — Anilhriscus cerefolium (1). 



Parsley — Pefe-oselinum sativum (2). 



Alexanders — Smymium Olus-atrum 



(2). 

 Corn Salad — Valerianella olitoria (1). 



Artichoke— CynaraCardun- 1 Cai'doon. 



cuius (2),^. 1^^^;- 



Lettuce — Latuca Scariola (1), (2). 



Wild Chicory— Cichorium Intybus, 



Endive —Cichorium Endivia (1). 



Spinach — Spinacia oleracea (1). 

 Orach — Atrip lex hortensis (1). 



A. Europe. 



(?) I China (?), Japan (?). 



(?) I Europe, northern Asifc 



Persia (?). 



Western temperate Europe. 



From the western Hima- 

 layas to southern Kuasia 

 and Greece. 



New Zeiilaud and New Hol- 

 land. 



Temperato and southern 

 Europe, northern Africa, 

 western Asia. 



South-east of Russia, west- 

 ern temperate Asia. 



Southern Europe, Algeria, 

 Lebanon. 



Southern Europe, Algeria 

 western temperate Asia. 



Sardinia, Sicily. 



Southern Europe, northerr 

 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 



