Ranunculus sceleratus, Marsh Buttercup.

Is more irritating than others of this botanical family, as seen in the skin symptoms. Boring, gnawing pain very marked. Pemphigus. Periodical complaints. Fainting with pain in stomach.
Head.--Gnawing in one spot left of vertex. Frightful dreams about corpses, serpents, battles, etc. Fluent coryza, with sneezing and burning micturition.
Mouth.--Teeth and gums sensitive. Tongue mapped denuded patches. Mouth sore and raw. Burning and rawness of tongue.
Abdomen.--Sensation of a plug behind umbilicus. Pain over region of liver, with sensation as if diarrhoea would set it. Pressure as of a plug behind right false ribs; worse, deep inspiration.
Chest.--Integument sensitive. Bruised pain and weakness in the chest every evening. Sore burning behind xiphoid cartilage.
Skin.--Vesicular eruption, with tendency to form large blisters. Acrid exudation, which makes surrounding parts sore.
Extremities.--Boring pain. Sudden burning sticking in right toe. Corns, with burning and soreness, especially when feet hang down. Gout in fingers and toes.
Dose.--First to third potency.

Boericke's Materia Medica, 1901, was written by William Boericke. Excerpt: The Tinctures.