442 CII. LABIATA (BAKER). [ Coleus. 
65. GC. leucophyllus, Baker in Kew Bulletin, 1895, 292. Stem 
perennial, long, erect, clothed with white tomentum. Leaves shortly 
petioled, oblong, subacute, cuneate at the base, the lower 3-4 in. long, 
crenate, clothed thinly with white tomentum on the face, densely 
beneath. Cymes many-flowered, distinctly peduncled, forming 4 
panicle 1 ft. long; pedicels short, pubescent ; bracts minute, deciduous. 
Calyx pubescent, } in. long; tube campanulate ; teeth ovate, acute, the 
upper one largest. Corolla 12-15 lin. long; tube decurved and dilated 
in the upper half ; upper lip small, erect ; lower much larger, concave. 
Stamens reaching the tip of the lower lip. 
Mozamb. Dist. British Central Africa: near Lake Moero, Carson, 26 of 
1894 collection ! 
66. C. membranaceus, Briguet in Engl. Jahrb. xix. 182. A 
slender herb, with pubescent branches. Leaves with a winged petiole, 
ovate-oblong, 4—5 in. long, acuminate, narrowed to the decurrent base, _ 
regularly crenate, very thin, green on both surfaces, pubescent only on 
the main veins. Inflorescence racemose, } ft. long; whorls distant, 
peduncles of the lower 4-3 in. long; pedicels ;3,—} in. long; bracts 
deciduous. Calyx in flower 4 lin. long; upper tooth ovate, all the others 
acuminate. Corolla protruding 4-} in. from the throat of the calyx ; 
upper lip small; lower } in. long. Stamens not exserted. 
Lower Guinea. Angola: Cissacala (? Sacalla) on the River Kuango, Mechow, 
554. 
67. C. mechowianus, Briquet in Engl. Jahrb. xix. 183, A tall 
herb, with green or reddish branches, clothed with deciduous jointed 
hairs. Leaves petioled, broadly ovate, 14 in. long, obtuse, truncate at 
the base, dentate, dotted with black glands, green and glabrous on both 
surfaces except on the main veins. Inflorescence racemose, 2-3 12. 
long; peduncles of the lower whorls } in. long; pedicels $ in. long; 
bracts deciduous. Flower-calyx very small; upper tooth ovate-lanceo- 
late, lower teeth deltoid. Corolla blue, protruding 4-4 in. from the 
throat of the calyx; upper lip minutely 3-lobed ; lower } in. long. 
Stamens usually included. 
Lower Guinea. Angola: Pungo Andongo, Meciow, 123. 
68. C. eetveldeanus, Briquet in Bull. Soc. Bot. Belg. xxxvu. 73. 
A tall herb, with pubescent branches. Leaves with a long winge 
petiole, ovate-deltoid, 1 in. long, acute, closely crenate, truncate at the 
base, dark green with scattered hairs above, grey-green and densely 
glandular-pubescent beneath. Panicle 6-8 in. long; axis of cymes 
above 1 in. long; pedicels ;';-4 in. long; bracts small deciduous. 
Calyx finally } in. long, glabrescent, with black sessile glands; upper 
tooth broadly ovate, as long as the tube; lower teeth small, acuminate. 
Corolla very small ; lower lip ,}, in. long.—De Wild. & Durand, Il. Fi. 
Congo, i. t. 25. 
South Central. Congo Free State: near Mtowa on Lake Tanganyika, 
Descamps. 
