From Wikipedia; the lower part of the left edge was repaired with Photoshop by gogm.
This Gérard portrait may be the only one of Stéphanie in full court dress; this dress and coiffure making extensive use of floral ornaments.
Keywords: 1806, Gérard, Stéphanie de Beauharnais, Princess, Grand Duchess, Beauharnais family, Bonaparte family, Baden family, tiara, floral headdress, square neckline, modesty piece, neckline ruff, quarter length puffed sleeves, waist band, Empire neckline, over-skirt, train, close skirt, floral skirt ornament, necklace, earrings, bracelets, fan