Geniosporum. | CII, LABIAT£ (BAKER). 351 
1. G. paniculatum, Baker. A tall erect perennial, with stems 
glabrous in the lower part, obscurely pubescent upwards. Leaves small, 
sessile, oblong, deflexed, deeply crenate, obscurely pubescent. Racemes 
many, short, oblong, sessile. panicled ; pedicels short ; bracts all small, 
ovate. Fruit-calyx hairy, $ in. long; tube campanulate ; upper tooth 
ovate, the others lanceolate. Corolla twice as long as the calyx. 
Lower Guinea. Angola: province of Pnngo Andongo, Welwitsch, 5527! 
5528! 5529! 
2. G. rotundifolium, Briquet in Engl. Jahrb. xix. 163. A robust 
erect herb 3-4 ft. high ; branches rigid, clothed with spreading hairs. 
Leaves shortly petioled, subcoriaceous, oblong, 1-14 in. long, obtuse. 
subcordate at the base, crenate, green and pubescent above, grey and 
more densely pubescent beneath. Racemes long, dense; pedicels as 
long as the calyx ; bracts ovate, white, the lower longest. Calyx violet ; 
tube campanulate, pubescent, $ lin. long; teeth deltoid-cuspidate, half 
as long as the tube, the upper largest. Corolla rose-red, protruding 
} in. from the throat of the calyx. Stamens exserted ; upper filaments 
villous at the base. 
Lower Guinea. Angola: Malange, Mfechow, 451, in swamps, at Cula 
Muchito, Buchner, 43. 
3. G. discolor, Baker. A perennial herb; stems densely clothed 
with short spreading white hairs. Leaves distinctly petioled, oblong, 
1}-2 in. long, crenate, green and pubescent above, densely clothed 
with soft whitish woolly hairs beneath. Racemes dense, cylindrical, 
1-2 in. long, forming a small terminal panicle; pedicels as long as 
the calyx; bracts deciduous. Calyx campanulate, j lin. long, densely 
clothed with soft violet hairs; teeth small, deltoid. Corolla twice as 
long as the calyx. Stamens exserted. 
Nile Land. British Eust Africa: between Machakos and Kikuyu, 5000— 
6000 ft., Scott-Elliot, 6597 ! 
4. G. lasiostachyum, Briguet in Engl. Jahrb. xix. 164. An 
erect herb, with downy branches. Leaves small, obovate, obtuse, 
narrowed to the base, dull green, pubescent. Racemes long, dense, 
slender; pedicels } lin. long; bracts ovate-cuspidate, 3-1} in. long. 
Calyx campanulate, woolly, } lin. long; teeth minute. Corolla pro- 
truding ;1, in. from the throat of the calyx. Stamens shortly exserted 
upper filaments villous at the base. 
Lower Guinea. Angola, Welwitsch, 5489. 
Welwitsch’s 5489 is represented at Kew by a Plectranthus, 
5. G. angolense, Briquet in Engl. Jahrb. xix. 164. A tall erect 
perennial, with finely pubescent stems. Leaves petioled, ovate, crenate, 
finely grey-pubescent, 1-2 in. long. Whorls forming dense oblong- 
cylindrical terminal racemes, 1-2 in. long; bracts all shorter than the 
flowers; pedicels very short, hairy. Fruit-calyx j'; in. long ; tube 
campanulate; teeth deltoid. Corolla twice as long as the calyx; lips 
short. Stamens shortly exserted. 
Lower Gaines ‘Angola : province of Huilla, Welwitsch, 5491 5498! 
