470 CASSIA MARILANDICA. 
jalap, to produce their desired effect. Hence the 
common form of administering senna is in in- 
fusion, a large portion being made to communi- 
cate its strength to water ata time. As far as I 
have been able to observe, about one third more 
of the Cassia marilandica is required to produce 
a given effect, than of the ©. senna. This objec- 
tion will prevent it from superseding the senna 
of the shops, although the facility, with which it 
may be raised in any part of the United States, 
will render it a convenient medicine where cheap- 
ness is an object. It is already cultivated in 
gardens for medicinal use, and the infusion and 
decoction are considerably employed ‘by families 
and country practitioners. 
BOTANICAL REFERENCES. 
Cassia Marilandica, Lin. Sp. pl—Martryn, Cent. t. 23.— 
Micuavx, Flora, i. 261.—Pursu, i. 306.—Nvrratt, i, 280.— 
Cassia mimosz foliis, &c.—Dinentivs, t. 260, f. 839. 
MEDICAL REFERENCES, 
B. S. Barron, Coll. 32.—Tuacuzr, Disp, 178.—Cuar- 
MAN, Therapentics, 
PLATE XXXIx. 
Fig. 1. Cassia Marilandica. 
Fig. 2. The three upper stamens. 
Fig. 3. The fourth and fifth ditto. 
Fig. 4. The sixth and seventh ditto. 
Fig. 5. The three lowest ditto. 
Fig. 6. 4 legume. 
