以下为句子列表：
英文: Leaves thick leathery, obovate-lanceolate, obovate or oblong-lanceolate, 4-12 cm long and 2-3.5 cm wide, apex rounded, sometimes emarginated, base cuneate, abaxial surface thinly covered with a grayish to fawn indumentum at first, later glabrescent; petio
中文: 叶厚革质，倒卵状披针形、倒卵形或长圆状披针形，长4-12厘米，宽2-3.5厘米，顶端近圆形，有时微缺，基部楔形，下面初时薄被灰白色或淡土黄色丛卷毛，后近无毛；叶柄长1-1.5厘米，后近无毛。
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