"The Mountain Girl" is a novel written by the American author Payne Erskine. It was first published in 1909. The story is set in the Appalachian Mountains and revolves around the character of "Little Sister," a young mountain girl who lives a simple life in the rural, remote region. When she encounters a group of outsiders from the city, her world is transformed, and she is exposed to new experiences and challenges. The novel explores themes of culture clash, love, and the clash between traditional and modern ways of life. Payne Erskine was known for her works that often depicted life in the Appalachian region and portrayed the struggles and triumphs of the people who lived there. "The Mountain Girl" is one of her notable works, capturing the essence of rural mountain life and the complexities of human relationships.