Pleomele hawaiiensis, of the Agavaceae (agave) family, is a branching tree, 5 to 6 m (16 to 20 ft) tall, with leaves spirally clustered at the tips of branches and leaving large brown leaf scars as they fall off. The leaves measure 23 to 38 cm (9 to 15 in) long and 1.4 to 2.7 cm (0.6 to 1 in) wide...