Holdfast, discoid, tiny. Short, roughly 5 mm long, simple or occasionally branching, cylindrical to slightly compressed, delicately villose. Primary branches are 3–4 mm at their broadest point and are smooth and firmly flattened, particularly at the basal regions. Leaves have an acute to cuneate base, an irregularly serrated edge, an obtuse to acute apex, and a prominent midrib that extends nearly to the apex. main branches with a maximum length of 80 cm. With a brownish tint.