338 DECANDRIA MONOGYNIA. Cassia, 
to the upper suture, Loment cylindric, from eighteen to 
twenty-four inches long and about three quarters of an 
inch in diameter, covered with very dark brown, rather 
smooth, torose bark, &c. as in cassia fistula, which it re- 
sembles so exactly that the soft sweet pulp of fistula is 
the only distinguishing mark. In this species the cells 
between the seventy or eighty partitions are filled with 
a spongy substance in which is a roomy cell for each 
seed, Seed solitary, obovate, a little compressed, the size 
_ of a pea, smooth, ofa shining brown colour. Integument 
simple, when fresh rather soft and tough. Perisperm 
of a tough, soft, horny texture, and brownish colour. 
Embryo straight, yellowish. Cotyledons two, oval, cot- 
date, three-nerved- | Plumula two-lobed, one large, and 
pinnatifid, the other a minute point. Radicle oval, me 
immediately within the umbilicus. 358 
5. C. marginaia. R. 
Leaflets fifteen pair, oblong, margined. Bate: semisa- 
gittate. Racemes axillary. 
A native of Ceylon introduced into Di Botanic gar- 
den at Calcutta by General Macdowall in 1802, where 
it blossoms during the rains, and ripensits seed in March 
and April. The tree is at all times uncommonly bang 
ful and particularly so when in flower. 
Trunk tolerably straight, in trees six years old ahonk: 
two feet in circumference, and covered with deeply crack- 
ed, dull, light brown-coloured bark. Branches spreading 
much, secondary branches, and branchlets bifarious a0‘ 
horizontal, Bark of the larger branches greenish, ash-€ 
lour, spotted with brownish spongy excrescences ; 
shoots fiexuose, furrowed and villous. Leaves alternate 
bifarious, drooping a little, pinnate, from six to ten inches 
long. Leaflets from ten to twenty pairs, linear-oblong, 
often emarginate, a little villous underneath, having ‘the at 
margins oni smelt, thickened, about one inch : 
