Frida Kahlo’s art is now firmly established in the art historical canon, hanging on the walls of some of the world’s most illustrious museums. But it’s also inspired a sundry of wares the world over—from notebooks and coffee mugs to earrings and dolls—that bear her image, both licensed and not, and this appears to have rankled some her descendants. In an interview with the *Times *of London, published this week, Cristina Kahlo, another great-niece of the artist, said she has mixed feelings about just how exposed Kahlo has been in the past few decades, since the publication of Hayden Herrera’s 1983 biography on the artist. “It’s been a double-edged sword,” Cristina Kahlo told the paper. “On the one hand, commercialisation means Frida Kahlo’s image is better known. But it’s better known in the wrong light sometimes because if you don’t know Frida Kahlo’s story then you are buying a figure you really don’t know anything about. It’s an image, nothing more.…