388 
LXXV. LABIATE 
Colebrookea oppositifolia, Sm. ; FI. Br. Ind. iv. 642. An 
erect, tomentose shrub, 5-10 ft. Leaves opposite or in threes, 
shortly stalked, lanceolate, 4-8 in., crenate, long-pointed ; upper 
surface pubescent, wrinkled, lower grey- tomentose. Flowers 
minute, white, 2- or 1-sexual, the male and female often on 
different plants, in large whorls crowded in long, cylindric, erect 
spikes, axillary or paniculate at the end of branches. Calyx 
deeply 5-lobed ; lobes linear, hairy, becoming much elongated and 
feathery in fruit when the tips often turn purple. Corolla pubes- 
cent ; tube as long as the calyx ; limb spreading, 4-lobed, lobes 
unequal. Stamens 4, equal, protruding in the male flowers, in- 
cluded in the female, filaments naked. Style protruding in the 
female flowers, wanting in the male. Nutlet usually only one, tip 
hairy. 
Valleys below Simla, Dharmpur, Suni ; flowers in the cold season. — 
Throughout India, ascending to 4000 ft. 
7. ELSHOLTZIA. In honour of J. S. Elsholtz, a German 
botanist of the seventeenth century. — Chiefly temperate Asia. 
Erect herbs or undershrubs. Flowers very small, in large 
whorls crowded in cylindric or flat spikes often clustered to- 
wards the end of branches ; bracts small or conspicuous. Calyx 
bell-shaped, 5-toothed, small at flowering time, enlarged in 
fruit. Corolla -tube usually longer than the calyx ; limb 4-lobed, 
upper lobe nearly erect, notched, the others spreading, entire. 
Stamens 4 in unequal pairs, protruding, filaments naked. 
Spikes cylindric, bearing flowers all round. Flowers white 
or pale yellow. 
Spikes 2-6 in. Floral leaves bract-like, very small. 
Shrubby, 3-6 ft. Leaves nearly sessile, lanceolate, 
3-5 in. . . . . . • • 1. E. polystachya. 
Herbaceous, 1-3 ft. Leaves long-stalked, ovate, 
1-2 in 2. E. incisa. 
Spikes 1| in. Floral leaves conspicuous, forming 
broad, overlapping involucres nearly concealing the 
purple flowers . . . . . . 3. E. strobilifera. 
Spikes flat, bearing flowers only on one side. Flowers 
purple . . . . • • • • . 4. E. cristata. 
1. Elsholtzia polystachya, Benth. ; FI. Br. Ind. iv. 643. A 
pubescent shrub, 3-6 ft. Leaves nearly sessile, lanceolate, 
3-5 in., toothed, acute. Spikes slender, cylindric, 4-6 in. 
Flowers white or pale yellow ; floral leaves bract-like, minute. 
Fruiting calyx elongated, tubular, curved. (Fig. 123.) 
Simla, common ; June-October. — Temperate Himalaya, 7000-9000 ft. 
2. Elsholtzia incisa, Benth. ; FI. Br. Ind. iv. 644. A 
pubescent, slender herb, 1-3 ft. Leaves fragrant, long-stalked, 
ovate, 1-2 in., coarsely toothed, base tapering, entire, lower 
surface gland-dotted. Spikes very slender, cylindric, 2-4 in. 
