124 TETRADYNAMIA SILIQUOSA. Sinapis. 
pinnatifid, with winged petioles, embracing the stem. Pedi- 
cels diverging. Calyx as long as the corol. Siliques cylin- 
dric, smooth, incurved ; seeds very numerous. Stigma sessile, 
Beng. Bil, or Seeelen rayee. : 
_ A-wild species, a native of Bengal, where it appears dur- | 
ing the hot and cold seasons, in moist cool places. 
Root annual. Siem erect, furrowed. Branches several, 
- nearly as large as the stem itself, issuing from its base, and 
in luxuriant plants, again furnished with several smaller ones. 
Leaves pinnatifid, with the lobes unequal, and variously den- 
tate, and not very smooth, free from every kind of pubes- 
cence, from one to six inches long. Petioles winged, and at 
the base the wings are enlarged into rounded, stem-clasping 
» lobes. Racemes shorter than in most other species, Pedicels 
expanding, about a quarter of an inch long, round, smooth. 
Flowers small, yellow. Petals cuneate, as long as the calyx 
only. Stamens longer than the corol. Style none. Stigma 
sessile on the germ. Siliques spreading much, almost diverg- 
ing, cylindric, smooth, incurved, without beak. Seeds very 
small, and very numerous, brown, rough. 
I do not find any use made of this plant or its seed. 
10. S. putens. R. 
Annual, Siliques linear, ‘queedlion:, transversely compress- 
ed; beak short and tapering. Leaves from obovate-cuneate 
to laneehetes serrate, smooth, Stem wee branches smooth, 
Beng. Keel-rayee. — . 
This species is a common weed amongst other ary wild 
annual plants in gardens, cultivated fields, &c. in the vicinity 
of Calcutta, where it appears during the rains and blossoms 
in the cold season, 
Root annual, Stem erect, short, smooth, dividing into nu- 
merous, alternate, smooth, ex panding branches and branch- 
lets; height of the whole plant from six to eighteen inches. 
Leaves short-petioled, the lower ones from obovate to oblong; — 
margins irregular and grossly serrate ; the superior or narrow- 
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