Images

Rosa Noisettiana, aka Noisette rose, print by Pierre Joseph Redouté, published in 1817-24. Print Collection, The New York Public Library.

Rosa Centifolia, also known as cabbage rose.

The Roses of Heliogabalus, oil on canvas by Lawrence Alma-Tadema, 1888.

Rosa blanda, etching by Mary Lawrance, 1799. Rare Book Division, The New York Public Library.

Leo Lesquereux, 19th-century paleobotanist, image by an unknown artist, published in Popular Science Monthly April 1887.

The Gracchi, sculpture by Jean-Baptiste Claude Eugène Guillaume, 19th century. Musée d'Orsay, Paris.

Gaius Gracchus, tribune of the plebs, image by Silvestre David Mirys, plate 127 in the Figures de l'histoire de la république romaine accompagnées d'un précis historique, 1799.

Cornelia, the mother of the Gracchi brothers, oil on canvas by Umberto Ruini, 1892. Civic Museum of Modena.

Emperor Napoleon I reviews Bavarian and Württemberger troops during the Battle of Abensberg, part of the War of the Fifth Coalition (1809). Painting by Jean-Baptiste Debret, 1810. Palace of Versailles.

Austrian grenadiers storm the village of Essling on 22 May, during the Battle of Aspern-Essling. Print by Felician Myrbach, 1906.