The wiliwili (Erythrina sandwicensis) belongs to Fabaceae (the Pea family). It is a tall deciduous tree that is an endemic species of the Hawaiian Islands. This tree grows in dry forests of leeward slopes and can reach 10-13 m in height. The trunk and branches have a few short spines. The leaves are 3-lobed compounds with round to triangular leaflets. It defoliates during the summer. The claw-shaped, generally orange flowers come in summer. But there are forms with red, salmon, peach, light green, yellow or white flowers.