Hibiscadelphus giffardianus, of the Malvaceae (mallow) family, is a tree up to 7 m (23 ft) tall with the trunk up to 30 cm (12 in) in diameter and whitish bark. Leaves are heart-shaped and 10 to 30 cm (4 to 12 in) long with a broad tip, a notched base, and stalks nearly as long as the blades....