Account of the effects of the Oenanthe aquatica Cucytae on three people who had eaten its root in a letter from Richard Richardson to Hans Sloane Original letter dated 2 September 1730 at North Bierly Plant is boiled in ale with carminative seeds and powdered ginger and given to cattle for gripes One of the people who ate the root and convulsions and died; the other two survived Details of treating a child with smallpox in the area Read to the Royal Society on 22 October 1730 1730