Coleus. | CI, LABIAT£ (BAKER). 425 
Calyx medium-sized (1-} in, long). 
Leaves small. 
Lower calyx-teeth small. 
Corolla very small . . . . . 68. C. etevaldianus. 
Corolla + in. long . . . . . 69. C. concinaus. 
Lower calyx-teeth large. 
Annual . . . . . . 70. C. tenuicaulis. 
Perennial . . . . . . 71. C. cunenensis. 
Leaves medium-sized (13-3 in. long). 
Leaves glabrescent on both sides . . . 72. C. viridis. 
Leaves subglabrons above, pubescent below . 73. C. shirensis. 
Leaves pubescent on both sides. . . 74. C. scandens, 
Leaves glabrous above, pubescent and gland- 
dotted beneath . . ; ; . 75. C. dissitiflorus. 
Leaves large. 
Leaves glabrous . . . . . . 76. C, Preussti. 
Leaves pubescent . . . . . 77. C. punctatus. 
1. C. aquaticus, (iirke in Engl. Jahrb. xix. 218. A perennial 
herb, with stems 13-2 ft. long, glabrescent below, clothed upwards 
with long spreading glandular hairs. Leaves shortly petioled or 
subsessile, ovate, membranous, 2—3 in. long, 1-1 in. broad, acute, 
narrowed to the base, serrate, quite glabrous on both sides. Panicle 
racemose, simple, terminal; whorls 8—10-flowered, the lower remote ; 
pedicels 1-1 in, long, clothed like the axis and calyx with long spread- 
ing glandular hairs ; bracts ovate, acute. Flower-calyx 1—{ in, long ; 
upper tooth ovate-lanceolate, acute ; edges not decurrent ; lateral rather 
shorter, lanceolate, acute; lowest as long as the upper, lanceolate, 
acuminate, 
Mozamb. Dist. (ierman East Africa: Kilimanjaro, 5000-7500 ft., Volkens, 
583, 860, 
2. C. glandulosus, //ook. f. in Journ. Linn. Soc. vii. 211. A 
branched herb, with erect pubescent slender stems 5-6 ft. long. Leaves 
Sessile or nearly sessile, ovate, crenate, pubescent, not at all fleshy, 
densely gland-dotted, 1-14 in. long. Panicles racemose, of few distant 
many-flowered globose whorls ; bracts small, foliaceous ; pedicels short. 
ruit-calyx } in. long, pilose ; upper tooth ovate ; 4 lower narrow, 
acute. Corolla }~} in. long; lips nearly or quite as long as the tube.— 
Engl. Hochgebirgsfl. Trop. Afr. 361. 
Upper Guinea. Cameroons: Cameroon Mountain, 2500 7000 ft., Mann, 
1301! 1988! 
3. C. edulis, Vuthe in Linnea, xxxvii. 319, A perennial herb, 
with the root-fibres thickened at the end into oblong tubers. Stems 
herbaceous, erect, pubescent, 2-3 ft. long, simple or slightly branched. 
Leaves sessile, oblong, membranous, crenate, slightly pubescent, 3-6 in. 
long. Whorls many-flowered, remote, forming a simple terminal race- 
mose panicle 5-6 in. long; pedicels pubescent, longer than the calyx. 
