476 
INDIAN MEDICINAL PLANTS. 
without glands. Leaves distinctly petioled, 2-3in. long ; leaflets 
obovate-oblong, 8 - 12 , opposite, membranous, very glaucous, 
obtuse, with a minute mucro, 5 -lfin. Stipules lanceolate 
persistent. Racemes distinctly, peduncled, equalling or exceed- 
ing the leaves ; pedicels very short. Sepals glabrous, very 
obtuse. Corolla middle-sized, pale yellow, stamens very un- 
equal. Pod thin, flat, oblong, much recurved, with a crest in 
the middle of the valve opposite each seed, 1 -lf by f-fin., 
short-stalked, narrower suddenly at both ends, 6 - 12 -seeded, 
suture very thin. 
Use '• — Along with C. Lanceolata it is the principal source of 
the medicinal senna leaves. 
423. C. alata, Linn H. f.b.i., ii. 264. 
Syn. : — Senna alata, Roxb. 354. 
Sans. : — Dadraghna. 
V ern. : — Did mardan, did-mari (B.) ; did murdan, dit-ka 
pit (Lt.) ; Didamardana (Bom. and Mar.) ; Dit-ki-pat.a Vilivat.i- 
agati (Duk.) ; Shimai-agati, vandukolli (Tam.); Sima-avisl (Tel.)’ 
Shima-akatti (Mai.) ; Shime-agase (Kan.). 
Habitat Met with in Lower Bengal and the Western 
Peninsula. 
A large shrub, with very thick, finely downy branches. 
Leaves sub-sessile, l-2ft. long. Leaflets 8-12 pair, oblong obtuse, 
2 - 6 in. long, minutely mucronate, rigidly sub-coriaceous, glabrous, 
or obscurely downy beneath, broadly rounded, oblique at the base. 
Rachis narrowly winged on each side of the face. Stipules del- 
toid, rigid, persistent, articulate, fin- long. Flowers in short 
pedicels, in spieiform, pedunculate racemes; the buds in yellow 
caduceous bracts. Sepals obtuse; petals bright yellow, with 
darker veins, broad-ovate, ifin. long. Stamens very unequal. 
Perfeet stamens 7, the anthers subequal or those of 2-3 lowest 
larger than the others. Three posterior filaments without an- 
thers. Pod long, ligulate with a broad wing down the middle 
of each valve, membranous. Dehiscent, straight and glabrous ; 
4-8 by 2 -fin. Seeds 50 or more. 
Parts used : — The leaves. 
