192. Mellifolium: i.e. yarrow; it is hot and dry; it serves well against the urinary stone, and against the quotidian fever. Item, take three branchlets of yarrow and give it for three days to the patient; then, if he vomits he will not come through, and if he does not vomit, he will survive. The same herb serves well against arthritis and podagra. If the same herb be placed inside your shoe when your are going to meet someone, or to a public meeting, you will have the gift of the gab as long as it remains there.