156 
1916, 282. 
elegantula, Bolfe, 19] 
Fedtschenkoana, 190] 
gigantea. 1898, 138 ; 
1918, 33. 
glutinosa, 1918, 153. 
Bolfe. 1G16, 34. 
, 1895, 156. 
a, Hemsl. & E. H. 
. 159; 1910, 303. 
racteata, Hemsl. & 
., 1906, 157. 
D.val English Agricultural £ 
ciety, risit to Kew. 1918, 247. 
• Niger Company, 1891, 85. 
v:- t K 1893. 340 ; — 
Deeside, 1912, 320; — 
Switzerland, 1913, 269. 
Frican, 1892, 68, 70. 
Rubber industry, 1912, 159. 
tree, 1907, 187." 
agola, 1910, 91. 
tificial production of, 1899, 27. 
sclepias stellifera, 1909, 345. 
isam, 1892, 68, 70. 
. for West Africa. 1891. 97. 
Banksian, in S, Eu 
sewood, 1912, 243. 
, Bitinga or B'tinga. 1908, 209. 
305; 1909. 321. 
, Bolivian, 1898, 252. 
Borneo. 1892. 68. 70. 
Carthagena. 1892. 68, 70. 
Ceara. 1892. 67, 69 ; 
Central American. 
13; 1892. 67, 69; 1 
