Orange Asiatic Lilies Meaning - Optimism, Happiness, Hope and Imagination. Through history, the lily was used in medicine. The Asian lily bulb was the remedy to corn. The Romans would make some juice out of it. Other cultures believed that people who went insane had to eat a lily petal in order to restore their sanity and become a normal human being. In medieval times, the Asiatic lily was connected with the idea of female sexuality.