This tree, which grows to a height of from 20 to 35 feet, is cultivated in all tropical and sub-tropical countries. Its young branches are pale green, angular and glabrous. The leaves are oblong, ovate and pointed, and the petioles are narrowly winged. Its flowers are white and very fragrant. This variety of orange, locally known as the Waialua orange, has a bright yellow fruit, generally round, with a coarse, thick skin, very juicy pulp, and numerous seeds; and was introduced by Vancouver and planted in Hanalei valley, Kauai. It is now widely disseminated throughout the group, and in Kona, Hawaii, grows exceptionally well. This orange is said to produce true to seed.