472 CII. LABIAT/K (baker). [JkUlotd. 



8(1. BALLOT A, Linn. ; Benth. et Hook. f. Gen. Plant, ii. 



1212. 



Calyx-tube funnel-shaped, 10-ribbed; limb usually with 5-10 teeth 

 rarely more, or entire. Corolla-tube with a ring of hairs inside ; limb 

 bilabiate ; upper lip ascending, oblong, concave ; lower :^-lobed. Stamens 

 4, didynamous, arcuate ; lower paii* the longest ; anther-cells 2, divari- 

 cate. Disk entire or lobed. Style bifid at the apex. Nucules ovoid- 

 oblong, smooth. — Perennial herbs or undershrubs. Leaves petioled, 

 ovate, crenate. Whorls of flowers produced from the axils of developed 

 leaves ; bracteoles foliaceous or subulate. 



Species 25, concentrated in the Mediterranean and Oriental regions, one South 

 African. 



Whorls 2- How ered ....... 1. B.fruticosa. 



Whorls 5-6-flow6red 2. B. Uildebrandtii. 



1. B. frnticosa. Baker in Kew Bulletin^ 1895, 225. A much- 

 branched undershrub. Stems densely clothed with fine short white 

 pubescence. Leaves petioled, orbicular, very small, crenate, subcoria- 

 ceous, green and obscurely pubescent above, densely pubescent with 

 raised veins beneath. Flowers solitary, sessile, axillary. Calyx finally 

 J in. long; tube funnel-shaped, 10-ribbed; limb accrescent, oblique, 

 shortly toothed, finally spreading, J in. diam. Corolla and stamens not 

 seen. 



irile &and. British Somaliland : without precise locality. Miss Edith Cole ! 



2. B. Hildebrandtii, Vatke et KuHz in Oester. Bot. Zeitschr. 1875, 

 95. An undershrub, 5-6 ft. high, with slender woody densely hairy 

 branchlets. Leaves distinctly petioled, small, ovate, deeply crenate, 

 densely hairy on both sides. Whorls 5-G-flowered, sessile in the axils 

 of the fully-developed upper leaves ; bracteoles firm, subulate, shorter 

 than the calyx. Calyx-tube J in. long, funnel-shaped, densely pubes- 

 cent, with 10 strongly-raised ribs; limb short, spreading, membranous, 

 with 10 obscure teeth. Upper lip of the corolla oblong, emarginate, 

 densely villous. — Vatke in Linniea, xliii. 96 ; Engl. Hochgebirgsfl. Trop. 

 Afr. 369. 



wile ]Land. British Somaliland : Serrut Mountains, near Maid, 5200 ft., 

 midebrandt, 1425 ! Ahl Mountains, at Yatir, 6500 ft., Rildebrandt, 849. 



37. LEUCAS, R. Br. ; Benth. et Hook. f. Gen. Plant, ii. 



1213. 



Calyx narrowly funnel-shaped or oblong, e(|ual or oblique at the 

 throat ; ribs and teeth 8-10. Corolla-tube as long as the calyx, naked 

 or furnished with a ring of hairs inside ; upper lip arcuate, convex ; 

 lower about as long, 3-lobed. Stamens 4, didynamous ; anther-cells 

 divaricate, finally confluent. Disk equal or obliquely produced. Style 



