326 
LX IV. GENTIANACE/K 
Swertia alternifolia, Royle; FI. Br. Ind. iv. 128. Resembles S. speciosa, 
but the leaves are alternate. 
Swertia euneata, Wall. ; FI. Br. Ind. iv. 129. Stems 6-18 in., hollow. 
Leaves opposite, spathulate, 1^-3 x in., lower long- stalked, upper sessile. 
Flowers lurid blue, 1^ in. diam. Corolla 5-lobed ; glands 2 on each lobe, linear, 
fringed. 
Calyx and corolla 5-lobed. 
One gland on each corolla-lobe. 
Corolla pale red purple, a complete ring of darker 
purple at its base 1. S. purpuras cens. 
Corolla white, a broken, purple ring at its base . 2. S. paniculata. 
Corolla yellow- white ; margins marked with short, 
pale purple streaks 4. S. cordata. 
Two glands on each corolla-lobe . . . . 3. S. tetragona. 
Calyx and corolla 4-lobed. 
One glahd on each corolla lobe. 
Leaves ovate, f in. broad. Glands fringed . . 6. S. alata. 
Leaves linear -lanceolate, | in. broad. Glands not 
fringed . . . . . . . . 7. S. angustifolia. 
Two glands on each corolla-lobe, long-fringed . . 5. S.Chirata. 
1. Swertia purpurascens, Wall . ; FI. Br. Ind. iv. 121. Stems 
1-3 ft. ; branches spreading. Leaves oblong or lanceolate, 1^ x ^ in. 
Calyx and corolla 5-lobed. Corolla pale red-purple, a darker 
complete ring at its base ; lobes reflexed ; one gland on each lobe, 
horse-shoe shaped, naked. (Fig. 102.) 
Simla, Mushobra, common ; September. — N.W. Himalaya, 5000-12,000 ft. 
2. Swertia paniculata, Wall . ; FI. Br. Ind. iv. 122. Stems 
1-3 ft. ; branches spreading. Leaves oblong or lanceolate, 1^ x 
in. Calyx and corolla 5-lobed. Corolla white in the upper half 
with two purple blotches at the base forming an interrupted ring ; 
one gland on each lobe, ovate, naked. 
Simla, Mushobra ; September, October. — Temperate Himalaya, 5000- 
8000 ft. 
3. Swertia tetragona, C. B. Clarice ; FI. Br. Ind. iv. 122. Stems 
6-24 in., usually branching. Leaves lanceolate, |-1 in. Calyx 
and corolla 5-lobed. Corolla nearly white ; two glands on each 
lobe, oblong, hairy. 
Simla, Mushobra ; September, October. — W. Himalaya, 5000-8000 ft. 
4. Swertia cordata, Wall . ; FI. Br. Ind. iv. 123. Stems 1-3 ft., 
usually branching. Leaves broadly ovate, l-2x|-lj in., acute. 
Calyx and corolla 5-lobed. Corolla yellow-white ; margins marked 
with short, pale purple streaks ; one gland on each lobe, circular, 
naked. 
Simla, Mushobra, common ; August, September. — Temperate Himalaya, 
4000-10,000 ft. 
