Sinapis. TETRADYNAMIA SILIQUOSA, 119 
contracted at the middle, with enlarged, cordate, stem- clasp- 
ing base, all are perfectly smooth on both sides, and glaucous, 
varying in size from one inch toa foot. Racemes terminal, 
Pedicels sub-erect, round, smooth, slender, nearly as long as 
the full-grown siliques. #Jowers numerous, of a bright yel- 
low. Petals obovate, bright yellow. Stamens, the four near- 
ly twice as long as the claws of the petals. Siliques long-pe- 
dicelled, flattened transversely, smooth, expanding, Beak 
smooth, almost as long as the silique and flattened with a 
roundish, thick apex. Seed numerous, smooth and white, 
like those of Sinapis alba. 
The entire seed is used for various economical purposes, an 
oil is also expressed from it, which: is mauch. used i in aa 
the Hindoos., 
3. S. ramosa, R. 
Annual, erect, ramous, Sidiques expanding linear, verti- 
cally compressed, smooth. +» Leaves petioled, the lower ones 
lyrate ; the superior ones sub-lanceolate. 
Beng. Rayee. 
A native of Bengal, where itis cultivated during the cold 
season. The seed-time being in October, and the harvest in 
February. The seed and the oil yielded by ene are 
useful ingredients in the diet of the Hindoos, = 
_ Root annual, Stem erect, very ramous ; branches ex ais 
ing a little, all perfectly smooth, except now and then near 
the base of the plants, a few soft, white bristles are present; 
height of the whole plant in a good soil from four to five feet. 
Leaves petioled, the /ower ones lyrate, in some plants some- - 
what scabrous, with margins variously serrate-dentate, and 
often somewhat lobate, towards the top of the plants they are 
lest compound, till at last they are simply lanceolate and 
mooth, varying in size from an inch to a foot in length. Pe- 
tioles of the lower, or large leaves, round, slightly channelled, 
ometimes armed like the bottom of the stem, and large 
Drache, with sft white brides. Racemes terminals _ pe- 
ee cat : te eR 
