444 



ORIGIN OF CULTIVATED PLANTS. 



2. Various Uses. 



Poppy — Papaver gomniferum (1). 



White Mustard — Sinapis alba (1). 

 Black Mustard— Sinapis nigra (1). 



Gold of Pleasure — Camelina eativa 



(1)- 

 Herbaceous Cotton — Gossypium her- 



bacenm, J (1). 

 Tree Cotton — Goaey pium arborenm, g. 

 Arabian Coffee — CofEea arabica, 5. 



Iiiberian Coffee — Coffea liberiea, §. 

 Sesame — Sesamum indicum (1), 

 Nutmeg — Myristioa fragrans, 5. 

 Castor-Oil Plant — Eicinua com- 

 munis, §. 

 Walnut— Juglans regia, §. 



Black Pepper — Piper nigrum, g. 

 Long Pepper— Piper longum, 5. 

 Medicinal Pepper — Piper officina- 

 lis, 5. 

 Betel Pepper— Piper Eetle, §. 

 Areca Nut — Areca Catechu, 5. 

 Cocoa Nut— Cocos nucifera, §. 



B. 



B. 

 B. 



B.(?) 



B. 



B.(P) 

 0. 



0. 

 A. 

 B. 

 A. 



(f) 



B. 

 B. 

 B. 



B. 

 B. 



(?) 



Derived from P. seiiferum of 

 the Mediterranean basin. 



Temperate and southern 

 Europe, north of Africa, 

 western temperate Asia. 



Temperate Europe, Cau. 

 casus, Siberia. 



India. 



Upper Egypt. 



Tropical Africa, Mozam- 

 bique, Abyssinia, Guinea. 



Guinea Angola. 



Snnda Isles. 



Moluccas. 



Abyssinia, Sennaar, Kordo- 

 fan. 



Eastern temperate Europe, 

 temperate Asia. 



India. 



India. 



Malay Archipelago. 



Malay Archipelago. 

 Malay Archipelago. 

 Malay Archipelago (?),Poly. 

 nesia (?). 



SPECIES OF AMEEICAN ORIGIN. 

 Cultivated poe the Undekgeound Pahts. 



E. New Granada (?). 

 B.(?) 



Arracacha — Arracacha esculenta, T 



Jerusalem Artichoke — Helianthns 



tuberosus, ^. 

 Potato — Solannm tuberosum, T/:. 

 Sweet Potato— Convolvulus batatas, 



?■ 

 Manioc — Manihot utilissima, §. 

 Arrowroot — Maranta arundinacea, ^. 



E. 

 D. 



E. 

 (?) 



North America (Indiana). 



Chili, Pern (?). 



Tropical An^erica (where ?). 



East of tropical Brazil. 

 Tropical (continental ?) 

 America. 



