Description: Large evergreen trees to 30 m tall and 1 m in dbh; twigs glabrous except grayish puberulous on nodes when young.

• 形态特徵:常绿大乔木，高15-30米，胸径可达1米；小枝无毛，但嫩时芽及节上被灰褐色、平伏的微柔毛。