Berberis (Berberidaceae)

Thunbergii Atropurpurea
Very common in gardens for its red-purple foliage, it has an erect and composed shape.
Deciduous ovoid leaves, yellow-reddish flowers in spring followed by spherical coral-red fruits.

Thunbergii Atropurpurea Nana
Dwarf form with a rounded shape, it is used in rock gardens. It differs from T. Atropurpurea because it does not produce flowers or fruit.