Buchnera.| —_ XC11. SCROPHULARIACE& (HEMSLEY AND SKAN). 387 
obtuse, and of the other pairs linear-lanceolate, 1}-14 in. long, 14-23 
lin. broad, acute, entire or having a few small teeth. Spike terminal, 
about { in. long, rather densely-flowered, densely white-pubescent ; 
bracts lanceolate, acuminate, about } in. long; bracteoles similar in 
shape but much smaller. Calyx about 4 in. long; 5-toothed; teeth 
subulate, 1-1} lin. long. Corolla-tube about } in. long, densely and 
shortly pubescent ; lobes obovate-spathulate, 2} lin. long, 3 lin. broad. 
— Engl. & Gilg in Baum, Kunene-Samb, Exped. 366 ; Durand & Schinz, 
Etudes Fl. Congo, i. 212. 
Lower Guinea. Angola: between Goudkopje and Kakele, 3900 ft., Baum, 
185; River Chimpungn, 4600 ft., Baum, 864! 
South Central. Congo Free State: Lukolela and Equatorville, Buettner. 
25. B. Randii, S. Moore in Journ. Bot. 1900, 467. An erect 
plant 63-144 in. high; stem attenuated, scarcely $ lin. in diam., 
sparingly leafy, pilose-hispid ; internodes 13~3in. long. Radical leaves 
ovate or ovate-oblong, 5-10 lin. long, 24-3 lin. broad, obtuse ; cauline 
leaves narrowly linear, 10-15 lin. long, the upper smaller, obtuse. 
Spikes dense-flowered, somewhat more than 5 lin. long; bracts ovate- 
lanceolate, acute, hispid, the medium-sized ones 2 lin. long ; bracteoles 
setaceous, scarcely 14 lin. long. Calyx tubular, 24 lin. long, hispid, 
obscurely nerved; teeth triangular-setaceous, scarcely } lin. long. 
Corolla 44 lin. long; tube attenuated, straight, somewhat pilose; limb 
not more than 1} lin. in diam.; lobes obovate-oblong, very obtuse, 
almost equal, 5 
Mozamb. Dist. British Central Africa: Rhodesia; Salisbury, Rand, 573! 
26. B. Poggei, Engl. in Engl. Jahrb. xviii. 69, ¢. 3, fig. B. An 
annual herb; stem about 1 ft. long bearing only 2 leaves at the middle 
and others approximated at the base ; internodes very much elongated. 
Basal leaves oblong-lanceolate, 74-10 lin. long, entire or undulate- 
dentate, 3-nerved, long and sparsely hispid-pilose ; cauline leaves linear- 
lanceolate, about 10 lin. long, sparsely hispid-pilose. Spike short, the 
lower flowers much longer than the buds at the end 3 bracts lanceolate, 
1} lin. long and } lin. broad, long and sparsely hispid-pilose. Calyx 
3 lin. long, hispid; teeth triangular, acute, 4 lin. long. Corolla-tube 
nearly 5 lin. long, 4 lin. broad, slender, slightly curved, finely pilose ; 
lobes oblong, glabrous, deep violet-blue, the lower 2} lin, long and 1} 
lin. broad. 
South Central. Lunda: Kimbundo, on the River Lovo, Pogge, 315. 
27. B. albiflora, Skan. A rigid erect herb 1} ft. high, having 
the stem and branches rather densely pilose with very slender grey 
hairs ; stem simple below, branched about the middle, terete, about 1} 
lin, thick at the base; branches 5-7} in. long, erect-spreading, few- 
leaved. Basal leaves narrowly obovate, 8 lin. long, 4 lin. broad, obtuse, 
scabrid with short white hairs much thickened at the base; upper 
leaves opposite or alternate, narrowly lanceolate, $-23 in. long, 1-3 lin, 
broad, obtuse or somewhat acute, entire, scabrid with short. white hairs 
