408 XCII. SCROPHULARIACEH (HEMSLEY AND SKAN). [ Striga. 
100; Engl. Hochgebirgsfl. Trop. Afr. 381; Engl. Pa. Ost-Afr. C. 361; 
Oliver in Trans. Linn. Soc. xxix. 122; De Wild. & Durand, Contrib. 
Fl. Congo, i. fase. 2, 46; Almagia in Ann. Istit. Bot. Roma, viii. 143. 
Buchnera hermonthica, Delile, Fl. Egypte, 245, t. 34, fig. 3. 
Nile Land. Zthiopia, Kotschy, 195! 268! Kordofan: El Greo, Pfund, 
465! 679! Nubia: Berber; El Mekerif, Sehweinfurth, 594! Khartoum, Petherick ! 
Gallabat: near Matamma, Schweinfurth, 181! Eritrea: Steudner, 778! Bogos, 
Terracciano & Pappi, 2642! Blue Nile, Muriel, 34! Rosieres, Muriel, 22; 
White Nile, Petherick! Abyssinia: near Gapdia, Schimper, 790! and without 
precise locality, Schimper, 496! 1501! Sennar, Kotschy, 561! Jur: Jur. 
Ghattas, Schweinfurth, 2381! Moru: Neangara, Petherick! Uganda: Unyoro, 
Speke &§& Grant, 572! 12th march from Mumias, Whyte! Bugangadzi, 4000 ft. 
Dawe, 120! Elgon District, .James ! West Ankole, 4000 ft. Dawe, 444 ! 
Lower Guinea. German South-west Africa: Amboland; Olukonda, 
Schinz, 42! 
South Central. Congo Free State: by the Lomami River, Descamps. 
Also in Egypt and Arabia. 
Parasitic on the roots of Sorghum, Zea, &e. 
13. S. senegalensis, Benth. in DC. Prodr. x. 502. Very closely 
resembles S. hermonthica, and is probably only a small-flowered 
form of it; in habit and foliage it is the same. Calyx 34-4 lin. 
long, 5-toothed, 5-nerved; teeth triangular, about 1 lin. long, with 
filiform tips, ciliate. Corolla purple or red; tube 6-7 lin. long, curved 
and inflated above the calyx ; upper lip obovate, slightly emarginate or 
2-lobed, 14-3 lin. long and broad; lower lip 3-lobed ; lobes obovate or 
obovate-oblong, 2-4 lin. long, 14-3 lin. broad. Style 1} lin. long. 
Capsule obovoid-oblong, about 2 lin. long and 1 lin. broad.—Schweinf. 
Beitr. Fl. Aethiop. 101. 
Upper Guinea. Senegambia, Heudelot! Roussillon! Gambia, Ingram! 
Southern Nigeria: by the River Niger, Baikie! Aboh, Barter, 136! Stirling Hill, 
Vogel, 130! Northern Nigeria: Nupe, Barter, 866! Confluence of the Niger and 
Benue Rivers, dusell! Bornu; Maigumeri, Elliott, 128! 
Wile Land. Abyssinia: Horcones Valley, Wellby! White Nile: Dinka 
District, Hurnier. 
Lower Guinea. Cierman South-west Africa: Amboland ; Olukonda, Schinz; 
14 partly ! 
Mozamb. Dist. Mozambique, Forbes ! 
14. S. elegans, Benth. in Hook. Comp. Bot. Mag. i. 363. An 
erect rather rigid annual herb, 6-18 in. high, drying green; stems 
usually simple, densely pubescent. Leaves opposite, erect, linear- 
lanceolate, 4-1 in. long, usually about 1 lin. broad, subacute, rather 
thick, densely and scabridly pubescent, entire. Spikes terminal, 2-5 10- 
long, more or less interrupted or densely flowered ; bracts lanceolate, 
4-3 in. long, acuminate, densely and shortly pubescent; bracteoles 
subulate or linear, 24-3} lin. long. Calyx about 5 lin. long, 10- or 11- 
nerved, 5-toothed, rather densely pubescent, scabrid; teeth narrowly 
triangular or subulate, somewhat rigid, 14-2 lin. long. Corolla scarlet, 
