505 
Relation of Nicotine to the Quality of Tobacco, Garner, U.S. De ept. 
Agric. Bur. PI. Industry, Bull. No. 141, part 1, 1908, pp. 1-16. 
it . Dept i 
cadet e, UA pp: Degrees ‘ Nicotiana esate di ' in Com 
1909, pp. 1-28. 
(Govt. Tobacco Expert) i in T ransvaal Agric. Journ. vii. July 1909, 
pp. 707—714, pls. 106—109.—— Principles and Practical Methods of 
Curing Tobacc co, Garner, lc. Bull. No. 143, 1909, pp. 1-54, 
including management of Flue-curing, illustrated.—— ** Tobaccos 
from Nyasaland," in Bull. Imp. Inst vii. 1909, pp. 266-269. —— 
“Cultivation and Drying of Tobacco," in N. Nig. Gaz. May 31st, 
1909, pp. 93-94 Studies in Indian Fr The Types of 
owa irs, ; 
India, iii. No. 2, March 1910, pp. 59-116, pk tes i Pire Er 
aceon ape Te Leaf obacco iu Penn TONER Frear and 
D 
pp. 1-24, illust. ‘“ The Cultivation and Pr ee of 
| Bright’ Tobaccos,’’ in Bull. Imp. Inst. viii. 1910, pp. 172-180. 
——-''Tobaeco in Nyasaland," l.c. ix. 1911, pp. 384-385. 
“The arara of Cigar Tobacco, with special reference to 
Java," Le. x. 1912, pp. 248-263; pp. 465-470.— — * Tobacco 
Indoéuy of Ceylon," l.c. pp. 187—205.———Tobacco Leaf: Its 
Culture and Care, Marketing and Manufacture, Killibrew and 
Myrick, pp. vrl b s (Orange Judd Co o., New York, 
1912). * Tobac from Portuguese East Africa, in Bull. 
Imp. Inst. xi. 1913, pp. 11-31. “Tobacco from Papua,” 
i.c. pp. 31-33. —-— pm aic on the rite and Prepara- 
PP. 
from the East Africa Protectorate. P le. acs 587-600. ES 
Inheritance of Characters in Nicotiana Tabacum, Howard and 
Howard, Memoirs (Bot. Series) Dept. Agric. india; vi. No. 3, 
1913, pp. 25-114, pls. i—xxv. obacco Culture, Garner, 
U.S. Dept. Agric. Farmers’ Bull. No. 571, 1914, pp. 1— 15. 
SCHWENKIA, Linn. 
Schwenkia americana, Linn.; Fl. Trop. Afr. İV. Sect. 2, p. 260. 
Ill.—Gaertner, Fruct. Sem. PI. iii. t. 214; Bonpland, Humboldt 
and Kunth, Nov. Gen. Sp. Pl. 11. t. 180. 
Vernac. names.—Dandana (Sokoto, Dalziel); Ale Odan (Lagos, 
Dawodu 
Widely distributed in West and S. W. Africa from Senegambia 
to the Congo, and found also in Brazil. 
The pounded plant is used as a fish poison (Dawodu, Herb. Kew). 
A herbaceous plant, about 2 ft. high; in waste places, Sokoto 
inel, Herb. Kew); on dry plains, Accra (Brown, Herb. 
ew). 
H2 
