Fever Water.
TAKE six ounces of Virginia snake root, four ounces
of carduus seeds, and marigold flowers, and twenty green
walnuts carduus-water and poppy-water two quarts of
each, and two ounces of hartshorn. Slice the walnuts,
and steep all in the waters a fortnight. Then add to it
an ounce of treacle; and distill the whole in an alembic