Georgia O’Keeffe’s artistic expression is defined by her use of large-scale flowers, landscapes, and abstract forms. Often referred to as the "Mother of American modernism," she focused on the beauty of nature, emphasizing its color, form, and texture. O’Keeffe's works evoke emotion through simplicity and abstraction, inviting viewers to perceive ordinary subjects in extraordinary ways. Her ability to convey deep intimacy and connection to the natural world established her as a groundbreaking figure in art. O’Keeffe’s contributions significantly shaped the trajectory of 20th-century American art.