Georgia O’Keeffe (1887–1986). Mule’s Skull with Pink Poinsettia, 1936. Oil on canvas, 40 1/8 x 30 in. Georgia O’Keeffe Museum, Santa Fe, New Mexico. Gift of The Burnett Foundation. 1997.06.014. (O’Keeffe 876) © Copyright 2014 Georgia O’Keeffe Museum. Image courtesy International Arts®