Which of the following is another name for Fagus sylvatica 'Purpurea'?

Fagus sylvatica 'Purpurea' is commonly known as the Copper Beech due to its distinctive copper-colored foliage that emerges in spring and deepens in hue as the season progresses. This deciduous tree is noted for its striking summer appearance, making it a popular choice for landscapes. The term "Copper Beech" specifically refers to the 'Purpurea' cultivar, which is characterized by its rich, dark purple leaves that give it a unique and attractive look compared to the standard greens of other beech varieties.

Other names provided in the choices refer to entirely different species or cultivars. The Goldenchain Tree is known for its vibrant yellow flowers and is not related to the beech. Star Magnolia is a different type of flowering tree, and Crabapple refers to various Malus species, known for their small apples and spring blossoms. Each of these options represents separate trees with distinct characteristics, further solidifying why Copper Beech is the correct identification for Fagus sylvatica 'Purpurea'.