456 OniGIN OF CULTIVATED PLANTS. 



tinctoria, Lepidura sativum, Maranta arundinacea, Nico- 

 tiana I'ustica, Panicum ndllaceuni, Raphanus sativus, 

 Spcrgula arvensis. 



7. Subspontaneous like the preceding, but different 

 enough from the cultivated varieties to lead the majority 

 of authors to regard them as distinct species. Three 

 species. 



*Allium ascalonicum (variety of A. cepa ?), Allium 

 scorodoprasum (variety of A. sativum ?), Secale ceroale 

 (variety of one of the perennial species of Secale ?). 



8. Not discovered in a wild state nor even half-wild, 

 derived perhaps from cultivated species at the beginning 

 of agriculture, but too ditfercnt not to be commonly 

 regarded as distinct species. Three species. 



Bordeum hexastichon (derived from H. disfichon ?), 

 Hovdeum vulgare (derived from H. distiehon?), Triticum 

 spelta (derived from T. vulgare ?) 



9. Not discovered in a wild state nor even half-wild, 

 but originating in countries which are not completely 

 explored, and belonging perhaps to little-known wild 

 species of these countries. Six sj)ecies. 



Arachis hypogea, Carophyllus aromaticus, Convohmlus 

 batatas, *Dolichos lubia, Manihot utilissima, Phaseolus 

 vulgaris. 



10. Not found in a wild state, nor even half-wild, 

 but originating in countries which are not sufficiently 

 explored, or in similar countries which cannot be defined, 

 more different than the latter from known wild species. 

 Eighteen species. 



Amorphophallus konjak, Arracacha esculenta, Bras- 

 sica chinensis, Capsicum annuum, Chenopodium quinoa,^ 

 Citrus nobilis, Cucurbita ficifolia, Dioscorea alata, Dios- 

 c.); ex Batatas, Dioscorea sativa, Eleusine coracana, Lucuma 

 mummosa, Nephelium Litchi, *Pisum sativum, Saccharum 

 officinarum, Sechium edule, *Tricosantlies anguina, Zca 

 ma]/s. 



Total 247 species. 



' Since this list was printed, I have been informed tliat the qninoa 

 is wild in Chili. Some of the figures need modification in consequence 

 of I his error. 



