From 01varvara.wordpress.com/2008/07/14/sergei-zaryanko-a-portrait-of-a-woman-princess-k-a-abaza-1863/.
Princess Abaza adorns her plain hair with some beautiful pink flowers as she wears an almost mustard-yellow dress trimmed with black lace for this Zaryanko portrait from about 1863. I cannot identify any sleeves next to her unusual neckline.
Keywords: 1863, Zaryanko, Princess K. A. Abaza, Princess Abaza, Princess, Russian, straight coiffure, floral headdress, off shoulder bateau neckline, bertha, lace, bows, crinoline, flounces, necklace, earrings, bracelets