the paintings of betty were distinguished by graffiti and handwriting submerged beneath layers of radiant, transparent color. in the late 1970s, she began to explore the interaction of more solid colour shapes. some of her famous artworks are women artists of color: a bio-critical sourcebook to 20th century artists in the americas; black velvet, the art we love to hate; international review of african american art etc. one of the most famous artwork is tomorrow’s garden (2009). the artwork is different from her previous artworks, as the painting - tomorrow’s garden tried to stop using plastics.