Striga. | 
XCII. SCROPHULARIACEE (HEMSLEY AND SKAN),. 403: 
Carson! Nyasaland : Kondowe to Karonga, Whyte! near Karonga, Scott! Nyika 
Plateau, 6000-7000 ft., Whyte! lLikoma Island, in Lake Nyasa, Johnson, 32! 
Miss Kenyon! and without precise locality, Buchanan, 1141! Rhodesia; Eastern 
Bamangwato Territory, Holub! Ngamiland; Kwebe, 3300 ft., Lugard, 127! Mrs. 
LIugard, 164 
Also in the Cape Verde Islands, South Africa, Sokotra, Arabia, and India. 
According to collectors’ notes this species is parasitic on the roots of Indigofera 
and other Leguminose, Ipomea filicaulis, Euphorbia abyssinica, Sansevieria, 
rushes, &c. 
2. S. aspera, Benth. in Hook. Comp. Bot. Mag. i. 362. A rather 
slender erect sparingly and hispidly pubescent scabrid herb 6-15 in. 
high; stem usually freely branched from about the middle upwards. 
Leaves opposite or the upper alternate, linear, $14 in. long, }—1} lin. 
broad, hispidly pubescent and often scabrid with small white points, 
acute or subacute. Spikes terminal, slender, lax-flowered, up to 8 in. 
long; flowers alternate, 14-24 lin. apart; bracts linear, 2-5 lin. long, 
acute, hispidly pubescent, scabrid ; bracteoles similar to the bracts but 
smaller. Calyx about 3 lin. long, 5-nerved, 5-toothed,shortly and hispidly 
pubescent on the nerves and teeth ; teeth narrowly triangular, acuminate, 
i-1 lin. long, the uppermost much smaller than the rest. Corolla 
purple or red, glabrous or puberulous; tube about 5 lin. long, very 
narrow below, curved and inflated above the middle; upper lip broadly 
obovate, about 2 lin. long, subtruncate or emarginate ; lower lip 24-4 
lin. long ; lobes obovate or narrowly obovate, 14-24 lin. long. Capsule 
ellipsoid, 2-2} lin. long, 1-1} lin. broad, apiculate—DC. Prodr. x. 501. 
Buchnera aspera, Schumach. & Thonn. Beskr. Guin. Pl. 280. Luphrasia 
aspera, Willd. Sp. Pl. iii. 197. 
Upper Guinea. Senegambia, Heudelot, 165! Senegal, Roger! Gold 
Ceast : Ningo, Thonning. Northern Nigeria: Nupe; Jeba on the Niger, Barter ! 
Var. filiformis, Benth. in DC. Prodr. x. 501. Stems more slender, simple of 
Very sparingly branched, Leaves more distant, narrowly linear, Calyx nearly 4 in. 
long. Corolla-tube 6-63 lin. long; upper lip about 33 lin. long; lower lip about 
43 lin. long. 
Upper Guinea. Southern Nigeria: River Niger, Vogel, 15! 
Var. Schweinfurthii, Skan. Near var. filiformis in the corolla, but stems not 
So slender, leaves longer and broader, and calyx slightly tonger, with narrower and 
longer teeth. Corolla rose-coloured. 
Nile Land. British East Africa: Jur; Jur Ghattas, Schweinfurth, 1992! 
Ss. Passargei, Eng). in Engl. Jahrb. xxiii. 515, t. 12, figs. M, N (Cameroons, 
Passarge, 48), of which we have seen no specimen, does not appear to differ from 
typical S. aspera. 
3. S. brachycalyx, Skan. An erect somewhat rigid annual herb 
about 1} ft. high, thinly covered with fine rather short spreading hispid 
hairs, scabrid; stems simple below, very much branched from the 
middle to the apex; branches 14-6 in. long, slender, erect-spreading, 
leafy. Leaves opposite on the lower part of the stem, alternate above 
and on the branches, narrowly linear, 3-13 (usually 6-9) lin. long, 4-3 
lin. broad, obtuse, hispidly hairy, scabrid, especially along the somewhat 
