Lobelia koolauensis, a member of the Campanulaceae (bellflower) family, is an unbranched, woody shrub 0.3 to 1 m (1 to 3.5 ft) tall. The leaves are inversely lance-shaped to rectangular, 8 to 19 cm (3 to 7.5 in) long, and 1.3 to 2.8 cm (0.5 to 1.1 in) wide. The leaf edges are thickened or curled...