Was Emma Larkin of Michener's novel Texas a real personn?

Emma Larkin is a fictional character in James A. Michener's novel "Texas." Michener was known for creating complex characters to represent different aspects of the historical events he portrayed in his novels. While Emma Larkin may not have been a real person, she likely serves as a composite or symbolic figure to illustrate the experiences of various individuals during the historical period depicted in the novel.