... shrub height of about 3m. Young branches quadrangular, densely fine hair; old branches round, hairless Vitex - the original plant. Leaves ... , 2 ~ 5cm, width 1 ~ 3cm, apex rounded, dense gray hair below. Inflorescence; calyx bell-shaped, 5-toothed crack, outside densely ... Some surface dark gray or dark brown, gray-white powder hair cream, longitudinal shallow trench 4, the top slightly concave, base ...