274 FORESTRY OF WEST AFRICA. 



' Encyclopaedia of the Industrial Arts, Manufactures, 

 and Commercial Products,' p. 1409, &c. 



Distribution : Upper Guinea, Mozambique District, 

 Cape de Verd Islands. 



Crucifer^. 



Nasturtium humifusum, Guill. et Perr. — Small 

 shrub having a taste like that of the watercress. 

 Sheep are very fond of it. — ' Flora Senegambia,' Guill. 

 et Perr., vol. i., p. 20. 



Distribution : Upper Guinea. 



Watercress {Nasturtium officinale,'^. Br.). — The well- 

 known salad. The plant is considered to be a good 

 antiscorbutic. 



Distribution : Cape de Verd Islands. 



Cardamine hirsuta, L. — Annual herb. The leaves 

 and flowers form an agreeable salad. — 'Treasury of 

 Botany,' Lindley and Moore. 



Distribution : Upper Guinea, Nile Land. 



Brassica juncea, H. F. and T. — Herb cultivated 

 abundantly in India for the seeds, which yield 

 mustard-seed oil ; used as a lubricant. It is also 

 used as a salad. — ' Oil-seeds and Oils, India Museum,' 

 Dr. M. C. Cooke, p. 29 ; ' Flora of British India,' Sir 

 J. D. Hooker, vol. i., p. 1 57. 



Distribution : Nile Land, Lower Guinea, Mozam- 

 bique District. 



