The stinging nettle (which is called ortie in France and Brennessel in Germany) was said to be introduced into Britain by Caesar’s soldiers. They sowed it along the sides of the great straight roads; both the roads and the nettles survive. At the end of a day’s march the cooler climate of England and the weary miles made their legs ache. They would gather the nettles and beat each other with them so warming the affected parts. Really an embrocate for the strong.
Culpeper s…