390 
LXXV. LABIATE 
coarsely toothed, base tapering, entire, lower surface gland-dotted. 
Spikes flat, bearing flowers only on one side, 1-2| in. Flowers 
purple ; floral leaves bract-like, conspicuous, orbicular, abruptly 
pointed. 
Simla and valleys below, fields and roadsides ; September, October. — 
Himalaya, 1000-9000 ft. — China, Japan, N. Europe. 
8. PERILLA. , Name of doubtful origin.- — Eastern Asia. 
Perilla ocimoides, Linn. ; FI. Br. Ind. iv. 646. An annual, 
erect, aromatic, hairy herb, 2-4 ft. Leaves stalked, ovate or 
orbicular, 3-5 in., coarsely toothed. Flowers small, white, in 
whorls of 2, forming long, erect, axillary and terminal racemes ; 
floral leaves bract-like, lanceolate, as long as the flowers. Calyx 
bell-shaped, 5-toothed, becoming much enlarged and 2-lipped in 
fruit. Corolla-tube included in the calyx ; limb spreading, 5-lobed, 
lower lobe slightly the larger. Stamens 4, as long as the corolla. 
Valleys below Simla ; April-October. — Himalaya, 2000-5000 ft. — Burmah, 
China, Japan. v 
Frequently cultivated in the Himalaya ; the seeds yield an aromatic oil. 
Native name Bhanjiri. 
9. MENTHA. The classical name of a species of Mint. — 
Nearly all temperate regions. 
Mentha sylvestris, Linn. ; FI. Br. Ind. iv. 647. A strongly 
scented, erect or diffuse herb ; rootstock creeping ; stems 1-3 ft., 
hoary-pubescent. Leaves nearly sessile, lanceolate, ovate or 
oblong, 1-3 in., sharply toothed, acute ; upper surface hoary- 
pubescent, lower white-tomentose. Flowers small, lilac, in large 
whorls crowded in axillary and terminal, cylindric, tapering 
spikes ; lower floral leaves leaf -like, upper smaller, lanceolate. 
Calyx hairy, bell-shaped, acutely 5-toothed. Corolla-tube in- 
cluded in the calyx ; limb erect, 4-lobed, lobes nearly equal. 
Stamens 4, equal, protruding, filaments naked. 
Simla, common in wet places ; July-October. — W. Himalaya, 4000-12,000 
ft. — Temperate Asia, Europe (Britain, Horse mint). 
The variety, incana, having the stems and upper surface of the leaves white- 
tomentose also occurs, usually at lower elevations. 
10. LYCOPUS. From the Greek lycos, a wolf, and pous, a 
foot ; referring probably to the leaves. — N. temperate regions, 
Australia. 
Lycopus europaeus, Linn. ; FI. Br. Ind. iv. 648. An erect, 
nearly glabrous herb, 1-3 ft. ; rootstock creeping. Leaves nearly 
sessile, lanceolate, 2-4 in., deeply and sharply toothed. Flowers 
small, white, dotted with purple, crowded in sessile, axillary 
whorls. Calyx bell-shaped, deeply 5-toothed ; teeth equal, 
