834 Labiatae. 
oblong to linear, obtuse, somewhat shorter than the calyces; calyx 
1,5 cm long in flower, truncate, teeth 5, short-triangular-subulate; 
nutlets glabrous. — Flow. March to April. 
M. ma. Marmarica: Matruga; Ras-el-Kena#is; Mariut; Montaza; 
Alexandria-West and -Kast; Abukir. 
Local name: zeheyra (Ascherson). 
Also known from Tunisia, Tripolitania, Cyrenaica, Western Marmarica, 
Arabia Petraea, Palestine and Syria. 
480. (17.) Leonotis Pers. 
Calyx-tube funnel-shaped, arcuate, 8—10-ribbed; throat oblique; 
teeth 8—10, more or less unequal, the upper the largest. Corolla- 
tube as long as the calyx; limb bilabiate; upper lip elongated, con- 
cave, hairy outside; lower short, deflexed, with 3 subequal lobes. 
Stamens 4, didynamous, arcuate; lower pair longest; anthers 2-celled; 
cells divaricate, subconfluent. Disk equal. Style shortly bifid. Nutlets 
ovoid-triquetrous, obtuse or truncate, glabrous. — Coarse, tall annual 
or perennial herbs. Leaves petioled, ovate, crenate. Whorls very 
dense, axillary. Flowers white or yellow. 
Species, about 12, several in South Africa, one now cosmopolitan in 
the Tropical zone. 
1171. Leonotis Leonurus R. Br. in Ait. Hort. Kew., ed. II Vol. IIL 
(1811) p.410. — Benth. in DC. Prodrom. XU, p. 536. — Aschers.- 
Schweinf. Ill. Flor. d@’Eg., p. 122. — A branched perennial herb, with 
densely hairy stems. Leaves sessile, oblong-lanceolate or lanceolate, 
6—8 cm long, 1--2 cm broad at the middle, obscurely crenate, 
narrowed to the base, pubescent on both surfaces. Whorls few, distant, 
subtended by large leaves; bracts linear-subulate, pungent, shorter 
than the calyx. Calyx 1 cm long, pilose; tube long; teeth minute, 
deltoid. Corolla reddish-yellow, 36—45 mm long, densely pilose; 
tube rather longer than the calyx; upper lip large; lower small. 
Stamens not exserted. — Flow. January to March. 
M. ma. M. p. N.d. N.f. N. v. D. a. sept. Often in gardens as 
an ornamental plant, rarely naturalized. 
Also known from Tropical and South Africa. 
481. (18.) Otostegia Benth. 
Calyx-tube funnel-shaped, 10-ribbed; limb scarious, bilabiate; 
upper lip small, ovate; lower one much broader, orbicular-cuneate, 
subentire or crenate, Corolla-tube included, with a ring of hairs inside; 
limb bilabiate; upper lip arcuate, densely hairy outside; lower deflexed, 
