(seq. 143)

134

Materia Medica

Tonics

pregnancy for unatural food, I have never used it, the dose
from XV grs. [15 grains] to a ℈i [1 scruple] of the powder or one ounce of the infusion
made of a ℥ fs. [½ ounce] quassia to 1 lb water. Quassia Amara, and
Quassia Polligama are sold in the city of Philadelphia by the
name of quassea. Quassia Semirouba.
This grows in Jamaica and in almost all the West Indies and
Southern climates, it is called Mountain Jessamine, to a
chimical test it discovers no astringency, the fresh bark
discovers no astringency, its virtues are extracted by water.
Jesseau informed us he used it fifteen years in dysentary,
but with ill success. I can readily believe it can be usefull in
the cronic stage of dysentary if combined with opium when
there is no tenesmus or fever, but like all the tonics it is
not adapted to the first stage of disease, it is
recommended in dysentary by Saunders he says if it did not prove
usefull in three or four days it never did. Dr Lind says if given
to nauseate it was of use. Dr Ham thought it a good
anthelmintic habitual Chlorosis have been cured by it. Sir John Pringle
prescribed this bark in diarrhea's from Hot Climates.
Menianthus Trifoliata, Or Marsh Trefoil, is found