Broad-leaved Elm. Nat. Ord. Ulmaceae. Linn. Syst. Pentandria Digynia. Hab. Europe.

Med. Prop. and Action. The dried inner bark (off.) is tonic and diaphoretic. It abounds in mucilage, and has consequently been employed as a demulcent, and as such is said to be useful in affections of the genitourinary mucous membrane. It occasionally acts as a diuretic. It is given in decoction (Ph. Lond.) (Bark iiss., Water Oij., boiled to Oj.), in doses of f iij. - f iv. thrice daily.

2794. Therapeutic Uses

It is now rarely employed; but it appears to exercise considerable influence in Lepra, Psoriasis, Herpes, and some other diseases of the skin. Lettsom succeeded

* Lancet, Oct. 12, 1861.

Med. Memoirs, p. 152.

with it in Ichthyosis; but the experience of Willan* is unfavourable to its use. Collingwood employed it successfully in Diarrhoea.