26 DR. E. P. rniLLirs 



Pelargonium spp. (oil of Geranium). 2 species P. 

 rndula var. odoratissinrum Soland. and P. 

 capltaium Ait. are cultivated in the south of 

 France, Spain and Algeria. The value of 

 the oil in 1915. was from 9/6 to ;>5/- per It. 

 We have over 170 species of Pelor(/onifnn in 

 S.A. and the above 2 species are botli native 

 of this country. 



Andropogon schoenanthus L. ( (jringer-grass-oil) . The 

 oil in 1915 was worth 5/6 to 6/- per It. This 

 same sj)ecies of grass occurs in S. Africa. 



Acacia sp. (gum Arabic). In 1915, £255,092 worth waj^ 

 imported into the United Kingdom. In S.A. 

 we have over 25 species of native acacias. 



Mimusops bidentata (Balata). A valuable industry in 

 New Guinea. In S.A. there are 11 species of 

 Mimusrfps native. 



Peucedaniim graveo!ens Bth. & Hook. f. (Dill. Fruits.) 

 The genus Peucedanum is represented in 

 S.A. by a( least 17 native species. 



Rhaninus purshiana DC (Cascara sagrada). Two 

 species at least of this genus occur in S.A. 



Erythroxylon cica. Lawk, ((^'ocaine). This genus in S.A. 

 has at least 2 native species. 



Cassia spp. (Senna). About 6 species of Cassia are 

 native. 



Ipomoea purga Hayne (Jalap). This genus is re- 

 presented in S.A. by over 50 native species. 



Urginea scilla Heink. (Squill). There are over 25 

 species of Vruhica native. 



Baphia nitida Lodd. (Camwood). This genus is re- 

 presented in S.A. by 1 or 2 species. 



Terminaria cheniila Bth. (Myrobalans). A dye and 

 tanning material. In 1917, £292,297 worth 

 was imported into the United Kingdom. 

 We have a species of Terminalia native. 



