乔木或灌木叶具叶柄，全缘的或有锯齿在边缘。
Trees or shrubs. Leaves petiolate, entire or serrate at margin.
叶无柄或具短叶柄，对5毫米的叶柄；不青春期的花被筒在里面。
Leaves sessile or shortly petiolate, petiole to 5 mm; perianth tube not pubescent inside.
对具绵状毛的至少沿脉被微柔毛的叶片和叶柄；花药球状的或肾形。
Leaf blade and petioles puberulent to woolly at least along veins; anthers globose or reniform.
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