Orthosiphon. | CII. LABIATH (BAKER). 367 
long as the calyx; tube hairy at the throat; lobes small. Stamens 
not exserted.—Ocimum depauperatum, Vatke in Linnea, xliii. 84. 
Nile Land. Somaliland: Ah] Mountains, near Maid, 2700~4000 ft., Hilde- 
brandt, 1561! Harradigit, James & Thrupp! Gerar Amaden, Terracciano. 
Also in Socotra and Arabia, 
3. O. parvifolius, Vatke in Linnea, xliii. 87. Stems perennial, 
erect, much-branched, slightly pubescent. Leaves sessile, ascending, 
lanceolate, distantly toothed, pubescent on both sides, 1 in. long. 
Whorls few-flowered, forming a lax terminal raceme; bracts minute ; 
pedicels short, hairy. Calyx pubescent, 4 in. long; upper lip small, 
ovate; lateral and lower teeth minute cusps. Corolla-tube scarcely 
longer than the calyx ; lobes small. Stamens not exserted. 
Nile Land. British East Africa: Ukamba; Kitui, Hildebrandt, 2745! 
4, O. bartsioides, Baker. Perennial. Stems long, slender, erect, 
branched, slightly hairy. Leaves firm, sessile, oblong-lanceolate, crenate, 
pubescent on both sides, the lower 14-2 in. long. Whorls 2-flowered, 
forming a long lax raceme ; bracts minute ; pedicels 4 in. long, like the 
rhachis densely pubescent. Calyx pubescent, finally } in. long; tube 
oblong; upper tooth orbicular, much shorter than the tube ; lateral 
and lower teeth large cusps. Corolla-tube half as long again as the 
calyx ; lobes small. Stamens not exserted. 
Nile Land. British East Africa: Niamniam; Seriba Merdyan, Schweinfurth, 
50! 
3850 ! . 
5. O. retinervis, Briquet in Engl. Jahrb. xix. 175. Stem tall, 
branched ; branches clothed with crisped ferruginous hairs. Leaves 
subsessile, ovate-oblong, 4-1 in. long, obtuse or subacute, narrowed to 
the base, coriaceous, regularly crenate, scabrous on both surfaces ; 
veins raised beneath. Racemes 4—5 in. long; whorls distant, many- 
flowered ; bracts deciduous ; pedicels densely pubescent, i in. long. 
Flower-calyx 4 in. long; upper tooth ovate, the others setaceous. 
Corolla protruding } in. from the throat of the calyx ; lips both ,', in. 
long. Stamens included. _ 
Lower Guinea. Angola: Cissacala (? Sacalla), near the River Kuango, 
Mechow, 553, 
6. O. menthzefolius, Briquet in Engl. Jahrb, xix. 176. A 
perennial herb, with the habit of Ocimum basilicum. Stems erect, 
pubescent. Leaves nearly sessile, ovate, deflexed, deeply crenate, 1-14 in. 
long, pubescent on both sides. Racemes short, moderately dense; rhachis 
very pubescent ; flowers about 4 in a whorl; bracts small, deciduous ; 
pedicels short, very hairy. Fruit-calyx } in. long ; upper lip orbicular, 
about as long as the tube ; lower teeth large cusps. Corolla not much 
longer than the calyx. Stamens short; upper filaments not appen- 
diculate. Style clavate. 
Lower Guinea. Angola: province of Huilla, Welwitsch, 5475! 
