An oil on wood painting with calla lilies, after Georgia O Keeffe. The painting depicts three white calla flowers against a contrasting background of black and dark red. Framed. Handwritten Georgia O Keeffe on the back. Georgia O Keeffe, 1887 to 1986, was the first American modernist and a key figure in the art of the twentieth century, one of the first artists to gain worldwide fame during her lifetime. Fine Art, Vintage Paintings And Wall Decor Collectibles.