Clermontia pyrularia of the Campanulaceae (bellflower) family, a terrestrial tree 3 to 4 m (10 to 13 ft) tall, has alternate toothed leaves 15 to 28 cm (5.9 to 11 in) long and 2.5 to 5 cm (1 to 2 in) wide with winged petioles. A cluster of two, three, or sometimes up to five flowers has a main...