The term Plant of the Mallow Family can refer to two different plants: HIBISCUS (8 letters) and Sida (4 letters). HIBISCUS is a genus of flowering plants in the mallow family, Malvaceae. It is native to warm-temperate, subtropical and tropical regions throughout the world. Sida is a genus of flowering plants in the mallow family, Malvaceae. It is native to tropical and subtropical regions of the world, with most species occurring in America.