More of the dress seen in the last photo is visible in this photo, including an A-line skirt and numerous frills. I believe this photo may have been taken shortly before her marriage in 1879. She appears to be wearing this complex dress instead of the other way around.
Keywords: María Cristina Habsburg, Archduchess, Queen, Habsburg family, Borbón family, Austrian, straight coiffure, square neckline, frills, bows, long close sleeves, cuffs, floral bodice ornament, neck band, choker necklace, bracelets, fan