396 XCII. SCROPHULARIACEE (HEMSLEY AND SKAN).  [Buchnera. 
bracts. Calyx 1 in. long, shortly pilose, distinctly 10-nerved; teeth 
narrowly deltoid to linear-triangular, }—3 lin. long, acute or acuminate, 
ciliate. Corolla deep blue; tube 44—5 lin. long, cylindric, straight, 
very sparingly pilose outside, rather densely pilose at the throat inside; 
lobes obovate, about 2 lin. long, 14-1} lin. broad. Anthers acuminate. 
Style about 1 lin. long. Capsule ovoid, 2} lin. long.—Hiern in Cat. 
aie. Pi. Welw. 1. 779. 
Lower Guinea. Angola: Mossamedes; about the River Bero, Welwitsch, 
5825! banks of the Kiver Maiombo, Welwitsch, 5826! Huilla; Chella Mountains, 
Johuston ! 
47. B. Henriquesii, Lngl. in Engl. Jahrb. xviii. 69, t. 3, fig. B. A 
dwarf more or less hispid-pilose apparently annual herb usually much 
branched from the woody base ; branches ascending, 3—6 (rarely up to 
10) in. long, leafy. Leaves linear or lanceolate, }-1} (usually $-1) in. 
long, 4-2} lin. broad, obtuse or acute. Spikes terminal, with the 
flowers crowded at the apex, becoming lax and growing out usually 
3-4 in. long in the fruiting stage, rather broad at the apex, scarcely 
tapering beyond the opened flowers; bracts ovate to lanceolate, 
acuminate, 1-2} lin. long, 4~3 lin. broad, ciliate, more or less hairy on 
the back; bracteoles linear, 1-1} lin. long. Calyx narrowly tubular, 
23-32 lin. long, } lin. broad, 10-nerved, 5-toothed, sparingly to rather 
densely hispidly hairy; hairs adpressed and turned upwards or spread- 
ing; teeth narrowly lanceolate to linear-triangular, 3—1 lin. long, spread- 
ing after flowering. Corolla deep blue, bright violet, rose or white; 
tube 3-5 lin. long, straight, cylindric, $—2 lin. broad, adpressed-pilose 
outside, densely pilose at the throat inside; lobes obovate, 14-33 hin. 
long, 1-2 lin, broad, unequal. Anthers 3-2 lin, Jong, acuminate. Style 
1-1} lin. long, clavate. Capsule oblong, 13-21} lin. long, ? lin. broad.— 
Hiern in Cat. Afr. Pl. Welw.i. 775; Engl. & Gilg in Baum, Kunene- 
Samb, Exped. 367. B. rhodesiana, 8. Moore in Journ. Bot. 1900, 468. 
Lower Guinea. Angola: Huilla; near Lopollo, Welwitsch, 5833! Amboella; 
by the River Chitanda, below Goudkopje, Baum, 136! River Kubango, above 
ae Baum, 267! 268! 269! River Longa, above the River Quiriri, Baum, 
Mozamb. Dist. British Central Africa: Rhodesia; Leshumo Valley, Holub ! 
Salisbury, Rand, 154! Matabeleland, Elliott! Mashonaland ; Charter Flats, Hon. 
Mrs. Evelyn Cecil, 83! high plateau, 3000-5000 ft., Bryce! (Tropical ? South 
African Gold Fields, Baines !) 
Baum, 701, has much larger bracts than the type. 
48, B. multicaulis, Lngi. in Engl. Jahrb. xviii. 69, t. 3, fig- Ye 
minutely very sparingly hispid many-stemmed herb ; stems short (about 
3-3} in. long), erect or ascending ; internodes 5-7} lin. long. Leaves 
opposite, oblong-spathulate, only 34-6} lin. long and 14-2 lin. broad, 
minutely sparingly hispid chiefly on the upper side, ciliolate, the upper 
most sometimes very much approximated. Flowers rather few, in short 
interrupted terminal spikes: bracts (also the calyx and corolla-tube) 
densely or sparingly minutely hispid ; hairs white, minute, somewhat 
