Water dropwort or water hemlock, Oenanthe aquatica (Phellandrium aquaticum), with flower, leaf, stalk and root. Handcoloured stipple copperplate engraving by Lambert Junior from a drawing by Pierre Jean-Francois Turpin from Chaumeton, Poiret and Chamberet's "La Flore Medicale," Paris, Panckoucke, 1830. Turpin (17751840) was one of the three giants of French botanical art of the era alongside Pierre Joseph Redoute and Pancrace Bessa.