Meryta sinclairii (puka or pukanui) is a large-leaved evergreen tree endemic to New Zealand that grows to about 8 m tall, with the distinctly tropical appearance typical of the genus. There are about 27 species of Meryta, all small, resinous trees of the subtropical and tropical Pacific Ocean.Puka occurs naturally on the Three Kings Islands (c. 34°S, 172°W) and the Hen and Chickens Islands (c.