388 XCII, SCROPHULARIACEH (HEMSLEY AND SKAN). [Buchnera. 
much thickened atthe base. Spikes terminal, thick and densely-flowered 
in the upper part, interrupted below, 34-43 in. long, sometimes with 
very short axillary spikes in the axils of the uppermost leaves ; bracts 
ovate-elliptic about 2 lin. long and 1 lin. broad, acute, ciliate ; bracteoles 
linear-lanceolate, 14 lin. long, acuminate, sparingly ciliate. Calyx 2 lin. 
jong, pubescent, 10-nerved, becoming scarious, 5-toothed; teeth narrowly 
deltoid, 3 lin. long, acute. Corolla white ; tube 2} lin. long, cylindric, 
straight, very sparingly white-pubescent outside ; lobes obovate, }—} lin. 
long, 4-}]in. broad. Anthers acute. Styleabout }lin. long. Capsule 
ovoid-oblong, 24—2# lin. long, apiculate. 
Mozamb. Dist, British Central Africa; Nyasaland ; Mount Masisi, 4500 ft. 
MeClounie, 75! 
28. B. Verdickii, Skan. Asmall plant only 14-2? in. high, more or 
less strongly branched from the base; branches hairy. ‘Leaves sessile, 
lanceolate or linear, 3-13 in. long, 3~34 lin. broad, scabridly hairy on 
both sides. Inflorescence a terminal spike 7} lin. to 1} in. long; flowers 
rather numerous but somewhat loosely arranged, the lower sometimes 
distant; lower bracts like the leaves, exceeding the flowers; upper 
bracts shorter than the calyx; bracteoles lanceolate, acute, hairy, about 
1} lin. long. Calyx hairy, about 5 lin. long, slightly accrescent, 4-9- 
toothed ; teeth linear, acute, about 1 lin. long, 1 tooth often much 
reduced. Corolla-tube about as long as the calyx, pubescent; lobes 
obovate, about 24 lin. long and 3 lin. broad. Fruit oblong, about 24 
lin. long and 3} lin, thick, apiculate—B. pusilla, De Wild. Etudes Fl. 
Katanga, 123, not of H. B. and K. 
South Central. Congo Free State: Katanga; Lukafu, Verdick, 574. 
29. B. Nuttii, Skan. A rigid erect minutely pubescent scabrid 
herb 1} ft. high or more, blue-black. in the dried state ; stems apparently 
simple (the lower parts have not been seen), 14-14 lin. thick, sparingly 
leafy ; internodes up to 24 in. long. Upper leaves opposite or sub- 
opposite, lanceolate, }-14 in. long, acute, narrowed at the base, 3-nerved. 
Flowers in dense irregular axillary shortly stalked or sessile compound 
heads about ? in. long and } in. broad; bracts lanceolate, 2} lin. long, 
keeled, acuminate, ciliate ; bracteoles linear, 12 lin, long, otherwise as 
the bracts. Calyx 2 lin. long, sparingly pubescent outside, glandular- 
pulverulent inside; teeth ovate-lanceolate, about } lin. long, acuminate, 
ciliate. Corolla-tube somewhat funnel-shaped, rather broad, 2} lin. 
long, very sparingly pilose outside, densely pilose inside, straight or very 
slightly curved ; lobes 5, subequal, obovate, about 1 lin. long and $ lin. 
broad, somewhat crisped. Anthers obtuse. Style scarcely } lin. long. 
Mozamb. Dist. British Central Africa: Urangu; Fwambo, 5250 ft» 
Nutt ! 
30. B. andongensis, Hiern in Cat. Afr. Pl. Welw. i. 775. An 
erect annual herb more than 8 in. high, branched from the base; 
branches obtusely tetragonal, hispidulous-scabrid ; some of the upper 
internodes exceeding the leaves. Leaves mostly opposite, obovate- 
oblong, 3-3 in. long, 4-1 in. broad, obtuse or subapiculate, cuneate at 
