386 
LXXV. LABIATE 
2-4 X 1-2 in. , crenate or sharply toothed. Cymes forming narrow, 
tapering, axillary panicles, the upper ones usually combined in 
a spreading, terminal inflorescence. Calyx bristly ; tube bell- 
shaped at flowering time, enlarged and curved in fruit ; teeth 
nearly equal, acute. Corolla lavender-blue ; tube abruptly 
decurved, much longer than the calyx. (Fig. 122.) 
Simla, common ; September, October. — Temperate Himalaya, 3000-8000 ft. 
— Burmah. 
4. Plectranthus rugosus. Wall. ; FI. Br. Ind. iv. 620. Stel- 
lately pubescent, 2-6 ft. Leaves opposite, ovate or oblong, 
usually 1-1 \ in., often reduced in dry situations to J in. or less, 
crenate or sharply toothed, obtuse ; upper surface pubescent, 
closely wrinkled ; lower white- or grey-tomentose. Cymes form- 
ing narrow, leafy, axillary or terminal racemes. Calyx tomentose ; 
tube bell-shaped at flowering time, elongated and curved in fruit ; 
teeth nearly equal, acute. Corolla white, upper lip spotted and 
streaked with purple ; tube straight, longer than the calyx. 
Simla, common in stony places ; March-0 ctober. — Temperate Himalaya, 
3000-8000 ft. — Afghanistan. 
5. Plectranthus ternifolius, Don ; FI. Br. Ind. iv 621. White- 
tomentose, 3-5 ft. Leaves in whorls of three, nearly sessile, 
lanceolate, 2-6 in., toothed ; upper surface hairy, wrinkled ; lower 
tomentose. Cymes shortly stalked, crowded in erect, cylindric 
racemes forming terminal panicles. Calyx tomentose ; tube bell- 
shaped at flowering time, elongated and tubular in fruit ; teeth 
nearly equal, acute. Corolla white, the upper lip pink-spotted at 
the base ; tube curved, longer than the calyx. 
Valleys below Simla ; August-October. — N. India, ascending to 5000 ft. — 
Burmah, S. China. ; ^ 
6. Plectranthus incanus, Link ; FI. Br. Ind. iv. 621. Pubes- 
cent, 1-3 ft. Leaves opposite, cordate, broadly ovate, 2-4 in., 
crenate. Cymes forming long, narrow, erect, axillary and terminal 
racemes. Calyx pubescent ; tube bell-shaped at flowering time, 
elongated and 2-lipped in fruit ; teeth very unequal, uppermost 
ovate, obtuse, reflexed in fruit, other 4 narrowly lanceolate, acute, 
the 2 lowest the longest. Corolla pale lavender-blue ; tube 
straight, hardly longer than the calyx. 
Valleys below Simla ; August, September. — Hilly districts throughout India, 
ascending to 6000 ft. 
3. COLEUS. From the Greek coleos , a sheath, referring to the 
united filaments. — Chiefly tropical Asia and Africa. 
Coleus barbatus, Benth. ; FI. Br. Ind. iv. 625. An erect, hairy 
herb, 1-3 ft. Leaves stalked, ovate or oblong, about 2|xl in., 
crenate, obtuse ; upper surface hairy ; lower tomentose. Flowers 
