[3] A tree usually about 20 m, reaching 30 m, it prefers to grow in relict mountain wetlands.

[1] Acer pycnanthum is dioecious, with separate male and female flowers.

[5] The bark is grey and longitudinally fissured, sometimes giving a shaggy appearance.

[6] The leaves, which emerge a bronze-green color in the spring, are shallowly lobed and have a whitish bloom on the underside.

[6] It prefers full sun to partial shade and is hardy in all of the UK and northern Europe.