Coleus. | CII. LABIATE (BAKER). 427 
obtuse; lower acuminate, connate, shorter than the upper. Corolla 
blue, $—} in. long. 
6 Upper Guinea. Togoland: near Bismarckburg, Kling, 199, Bittner, 94, 
90. 
This is known as the “ Salaga Potato” by the colonists. 
«. ©. elatus, Baker. A herb 5-6 ft. high, with pubescent stems. 
Leaves shortly petioled, oblong, acute, crenate, membranous, nearly 
glabrous, 6 in. long, narrowed very gradually into a narrow wing to 
the petiole. Panicles racemose, very lax, simple, axillary and terminal, 
the end one reaching 8—9 in. long; whorls distant, many-flowered, 
pedicels short. Fruit-calyx } in. long; upper tooth ovate; lateral 
small cusps, lower large cusps. Corolla red, 4 in. long; lower lip 
deeply concave, as long as the tube. 
Upper Guinea. [Fernando Po, 2000 ft., Mann, 584! 
Lower Guinea. Gaboon: Sierra del Crystal, Mann, 1661! 
8. C. ruwenzoriensis, Baker. Stem slender, erect, pubescent. 
Leaves distinctly petioled, ovate, 2—3 in. long, acute, not cordate at the 
base, deeply crenate, membranous, thinly hairy on both surfaces. 
Panicles racemose, simple, very lax, axillary and terminal, the end one 
6 in. long ; lower whorls 6—8-flowered ; pedicels pubescent, }—} in. long; 
bracts small, ovate. Fruit-calyx glabrescent, } in. long; tube cam- 
panulate ; upper tooth ovate-lanceolate, longer than the tube; 4 lower 
as long, lanceolate-cuspidate. Corolla lilac, } in. long; lower lip as 
long as the tube. 
Nile Land. British East Africa : Ruwenzori, in forest shade, 8000—10,000 ft., 
Scott-Elliot, 7556! 7798! 
9. ©. decurrens, (iirke in Engl. Jahrb. xix. 215, Stems pubes- 
cent, 3-4 ft. long. Leaves petioled, oblong, membranous, 4—5 in. long, 
2~21 in. broad, acute or acuminate, decurrent at the base, serrate, 
glabrous. Panicles racemose, branched at the base; whorls distant, 
6-8-flowered ; cymes sessile; bracts lanceolate ; pedicels short, clothed, 
like the axis and calyx, with dense pubescence. Flower-calyx {—{ in. 
long, naked at the throat inside; upper tooth orbicular, obtuse ; margins 
scarcely decurrent ; lateral teeth deltoid, acuminate ; lower pair lanceo- 
late-subulate, longer than the upper. Corolla bright yellow. 
Upper Guinea. Cameroons: by the side of a brook, near Buea, 3000 ft., 
Preuss, 948. 
10. CG. leptophyllus, Baker. Stems long, erect, slender, fragile, 
slightly pubescent. Leaves petioled, oblong, — membranous, deeply 
crenate, nearly glabrous, cuneate at the base, »—6 1n. long, 23-3 in. 
broad at the middle. Panicles racemose, lax, 6 in. long; flowers usually 
2 in a whorl ; pedicels erecto-patent, } in. long. Flower-calyx } in. long ; 
fruit-calyx 1 in.; upper tooth ovate, shorter than the oblong tube; 4 lower 
as long, lanceolate. Corolla } in. long ; lower lip as long as the tube. 
Wile Land. British East Atrica ; collected in a journey from Ribi to the Galla 
Country, Wakefield ! 
