Leaf indumentum of Lasianthus species can he classified into single-celled hairs and uniseriate multi-celled hairs including linear, twisted and straight-walled hairs.

• 表皮毛分为单细胞毛和单列多细胞毛两种结构类型以及扭曲毛，线形毛和直壁毛3种形态类型。