Delissea undulata, a member of the Campanulaceae (bellflower) family, is a palm-like tree with unbranched woody stems 2 to 10 m (6 to 30 ft) tall. The leaves are long and narrow or elliptic with long petioles and undulate or flat, toothed margins, about 5 to 21 cm (2 to 8 in) long and 3 to 10 cm (1...