428 
Lake Chad, N. Nigeria (Elliott, No. 146, Herb. Kew); Bornu, 
region of Lake Chad (Vogel, Herb. Kew); found also throughout 
Tropical Africa, ete. 
Twigs used as a tooth-cleaner by the natives, Port. E. Africa . 
(Allen, Herb. Kew), Nile Banks (Grant, Herb. Kew; Trans. Linn. 
m 
The shoots and leaves are pungent, eaten as salad and given 
as fodder to camels; the fruits—pungent, bitter and aromatic— 
are with the leaves and shoots used as a relish, and used medicin- 
ally (Gamble, Man. of Ind. Timb. p. 477 ; Watt, Dict. Econ. Prod. 
India). The root bark is acrid and vesicant. 
A vegetable salt called ‘‘ Kegr’’ is obtained from the ash of 
this plant in Northern Nigeria (Col. Rep. Mise. No. 46, 1908, 
P- 5; Bull. Imp. Inst. 1912, p. 304). 
The seeds yield about 45 per cent. of fat, suitable for the manu- 
facture of candles. 
A shrub or small tree, easily reproduced from seed, though of 
slow growth; common on the shores of Lake Chad (Elliott, Herb. 
Kew); growing in dense clumps from 3-10 ft. high near Shibam, 
Hadramaut (Lunt. Herb. Kew), sea coast 3000-4000 ft., Nubia 
(Bent, Herb Kew), etc. 
ush (Salvadora persica)," in Col. Rep. Misc. No. 46, 1908, 
pP. 9-6.—A Short Account of Salvadora Fat, Hooper, in Agric. 
Ledger, No. 1, 1908, pp. 1-5. i 
Bull. Imp. Inst. x. 1912, pp. 304-306, with analysis, from N 
Nigeria.—‘‘ Salvad 
88, 1914, pp. 571-572, with analysis. 
APOCYNACEAE, 
LaAwDorruia, Beauv. 
Landolphia florida, Benth.; Fl. Trop. Afr. IV. Sect. 1, p. 38 
and p. 590. 
Ill.—Kotschy, PI. Tinneana, t. 13 a; Engl. Bot. Jahrb. xv. 
1892, p. 404, f. 1 B, p. 405, f. 2 (L. comorensis var. florida) ; Engl. 
and Prantl. Pflan. iv. pt. 2, £. 50 B, f. 51 (L. comorensis, var. 
florida); Engl. Pflan. Ost. Afr. B. j 46, f 19, p i 
f. 20 B (L. comorensis, var. florida); Jumelle, Pl. Caoutchouc, 
p- 55, f. 8; Köhler, Med. Påan, iii. (L. comorensis, var. florida) ; 
Sadebeck, Kulturg. Kolon. p. 271, f. 105 (Z. comorensis, var. 
florida); Tropenpfl. iii. 1899, p. 9311, f. G; Warburg, Kauts- 
chukpfl. p. 117, f. G; Schlechter, Westafr. Kautsch. Exp. p. 68; 
Journ. de Bot. Paris, xv. 1901, p. 84, f. 4; De Wildeman and 
Gentil, Lianes, Congo, tt. 11, 12; Pobéguin, Fl. Guin. Franç. 
