Part of a letter, from St George Ashe [to the Royal Society], dated at Trinity College Dublin Concerning a girl called Elizabeth Dooly who had a protuberance on her forehead -when her mother was pregnant she was frightened by a cow she was milking, and hit by the cow's teat on her temple - believed that the daughter's protuberance was linked to this incident; concerning a description of and virtues of the herb 'Mackinboy' or 'Tithimalus hibernicus', a rare plant known today as Irish Spurge (Euphorbia hyberna L.) Only part of the letter has been preserved Subject: Physiology/ Botany 26 March 1687