From Wikimedia. This is a posthumous portriat.
Natalia wears a lace hood strapped around her neck like a bonnet. She wears long sleeves and a wrap.
Keywords: Borovikovsky, Natalia von Buxhoevden, Наталья Александровна Буксгевден, Natalia Alekseeva, Orlov-Romanov family, von Buxhoevden family, Countess, Lady-in-Waiting, Elizabeth Alexeievna, Russian, curly coiffure, lace cap, lace strap, bodice, vee neckline, lace bertha, long upper puffed sleeves, wrap