常見(jiàn)例句Herbs, 30-40 cm tall, white lanuginous or glabrescent. 草本，30-40厘米高，白色的被絨毛的或后脫落。Leaves simple;petiole 6-10 mm, base enlarged, densely shortly lanuginous and persistently pubescent when old; 單葉6-10毫米的葉柄，基部短擴(kuò)大，密被和宿存短柔毛老時(shí)； 返回 lanuginous