SAlt is prepared not only of the flowers and leaves after the distilla∣tion of waters, and expression of juice; but of the bark and whole tree For all are to be dryed, burned in a clear and open fire, reduced to ashes; of these ashes make a Lie with pure and clean water, still pouring on firesh water, till all the saltishnes be ex∣tracted; boyle the Lie, being filtrate, in an earthen vessel on a soft fire, till the water exhale, and the salt be left; which by a reiterate solution, filtra∣tion, and coagulaion, is to be purified.
The most gallantway of purifying such like Salts, by the means of the spirit or Oyl of common Salt, is set down in the 19 Chapter of Finckius Enchirid. Hermet.