42 XCVIII. ACANTHACEZ (BURKILL). [ Brillantaisia. 
a few scattered hairs on each surface. Inflorescence a somewhat lax 
panicle, the branches frequently falsely dichotomous, more or less 
covered with short glandular hairs; bracts ovate to lanceolate. Calyx- 
segments linear, obtuse, with glandular hairs. Corolla large; upper 
lip 1} in. long, yellow spotted with lilac, pilose on the outside near the 
apices ; lower lip and the tube lilac; tube attaining 7 lin. in length. 
Staminodes glandular. Capsule 10-11 lin. long, with about 20 seeds 
to each valve.—B. alata, T. Anders. ex Oliv. in Trans. Linn. Soc. 
xxix. 125; Durand & Wildeman, Comptes-rendus Soc. bot. Belg. 
XXXVi. 83. 
Upper Guinea. Cameroons, Preuss, 600! 
Wile Land. British East Africa: Uganda and Unyoro, Speke & Grant, 583 ! 
Lower Guinea. Gaboon River, Mann, 1007! Loango: Bango, Soyausz, 118! 
Congo, Smith! Burton! Angola: Golungo Alto, Welwitsch, 5150 ! 
Var. Welwitschii, Burkill.—Calyx-segments rather broader, less hairy. Corolla an 
intense blue.—B. alata, 8. Moore in Journ. Bot. 1880, 197 in part. 
Lower Guinea. Angola: Golungo Alto; Quiapoze and Cuango Rivulets, near 
Sange, Welwitsch, 5149! Quibolo, Welwitsch, 5182 ! 
15. B. schumanniana, Lindau in Engl. Jahrb. xvii. 102. Stem 
glabrous. Leaves broadly ovate, rounded or subcordate at the base, 
shortly acuminate above, slightly pilose, 4 in. long, 3 in. wide, their 
margins serrate at the base, sinuate towards the apex; petiole nearly 
as long as the blade, with a few acute leafy teeth at the apex. In- 
florescence somewhat lax, the branches covered with dark glandular 
hairs ; upper bracts linear-lanceolate. Calyx-segments linear, obtuse or 
subspathulate at the apex, fringed with glandular hairs ; posterior seg- 
ment the longest. Corolla-tube 5 lin. long; lips 10-11 lin. long. 
Staminodes slightly glandular. Capsule 1 in. long, with about 30 seeds 
to each valve. 
Upper Guinea. Cameroons, Braun, 47! 
16. B. Kirunge, Lindau ex Engl. in Gitzen, Durch Africa von Ost 
nach West, Sonderabdr, 4,9. Stem tall, the lower part unknown; pilose 
near the inflorescence. Lower leaves unknown; upper ovate, sessile, 
cordate at the base, acuminate above, with large regular teeth on 
the margin, pilose. Inflorescence a panicle, pubescent; bracts lanceo- 
late. Calyx-segments glandular pilose, the posterior a little longer 
than, and twice as broad as, the others. Corolla-tube 5 lin. long, 
slightly narrowed above; upper lip of the corolla 10 lin. long, the lower 
14, with fairly large triangular teeth. Staminodes clavate, rather long. 
Ovary with 16-20 ovules, densely pilose; style pilose. 
South Central. Congo Free State: Kirunga Volcano, north of Lake Kivu, 
Gotzen, 48. 
An insutticiently known species. 
17. B. subulugurica, Burkill. Stem glabrous below. Leaves 
broadly ovate, acute or acuminate, rounded or subcordate below, and 
prolonged as a wing on the upper half of the petiole, the margin coarsely 
dentate or serrate, slightly pilose on both surfaces. Inflorescence 
