sentences:  Although some species have four stamens in each flower, they are usually reduced in number with two stamens, usually the posterior pair, forming staminodes instead.Twenty of the twenty-one species are found on the island of Grande Terre (the main island of New Caledonia).Three species occur on the adjacent island of Île des Pins, two on Lifou and one on Maré in the Loyalty Islands, and two on Vanuatu (including one introduced species).