36 MEDICAL BOTANY. 
CASSIA ELONGATA. 
LEMAIRE LISANCOURT. 
Sepals linear, obtuse. Petals bright 
wo next large, curved, and perfect, the three uppermost 
mooth, recurved style. Legumes pendulous, oblong, 
a half long, and five-eighths broad, quite straight, tapering abruptly to the base, and 
many-seeded. (Lindley.) 
This plant affords the kind of Senna known as India. 
n from Forskal’s plant by giving to that the name C. Porskattt We mer ree 
toux as C. lanceolata is the Egyptian species, the same as Delile’s C. acutifi . alate 
» the species of Nectoux must be altered, as proposed by tines = of 
and De Lens, for which we see no good reason. It is unfortunate, therefore, that Royle did not mrnat an 
Lemaire, as Lindley has done, and then the India Senna would have been separated in his book from : 3 pee ed by 
the paper before referred to, (Am. Journal of Pharmacy,) we expressed the opinion that the species 
Seer ; ey ding India 
Forskal, but described as the “Senna Mecce Lohaim foliis, 5—7 jugis, lineari, lanceolatis,” was the one affording 
Senna. In this opinion we are glad to find th 
at Dr. Lindley concurs. 
The plant is found in Arabia and has bee 
; scat a is to be 
n cultivated in India, the best kind known as eerie a 
referred to it. This article is active as a cathartic, and given in the same manner as the Alexandrian. 
PLare X XIX. 
—Represents the plant in leaf, and the frutt. 
COPAIFERA OFFICINALIS. 
LINNAUS. JACQUIN. 
CopaIrEera JACQUINI.— Desfontaines. 
Sex. Syst.—Decandria, Monogynia. 
Gen. Coar.— Calyx four-parted : segments diverging, the lowest the narrowest. Corolla none. 
Ei ‘ ressed, between 
ten. Ovary roundish, compressed, with two ovules. Fruit pedicellate, oblique, obovate, rounded, comp 
é sal 
, inhabiting trop! 
woody and leathery, two-valved, one-seeded. Seed inclosed in a one-sided aril. Trees or shrubs, in 
America. Leaves alternate, 
" i ted or not. 
pinnated, equally or unequally ; /eaflets opposite or alternate, either ae spice Lindley.) - 
generally none. Bracts extremely fugacious. Flowers arranged in compound, axillary, and term 
Spectr. Cuar. 
leaflets, which are unequal-sided 
