Perennial shrub or dwarf shrub, 0.15-3.00 m high; erect; branches few, fastigiate. Leaves alternate, imbricate, linear, convex, obtuse, at first pilose, finally glabrous, upper purplish, with white hairs. Flowers many, terminal. Hypanthium hirsute-tomentose; sepals lanceolate, acute. Petaloid floral outgrowths many. Stamens 4. Flowering time June-Nov.