Quince tree, Pyrus oblonga, showing fruit, blossom, leaves, branch and section of fruit. Handcoloured stipple copperplate engraving by Lambert Junior from a drawing by Madame Panckoucke from Chaumeton, Poiret et Chamberet's "La Flore Medicale," Paris, Panckoucke, 1830. Anne-Ernestine Panckoucke (1784-1860) was a talented student of Pierre-Joseph Redoute and wife of the publisher Panckoucke.