scarlet oak

Q. coccinea is a substantial deciduous tree, ultimately to 24m in height, with large leaves, 7.5-15cm long, deeply 7- sometimes 9-lobed, and coarsely toothed at the apex. Leaves are dark green above, paler beneath, both sides shining, becoming scarlet in autumn, the colour long-lasting. Flowers are yellow-green catkins, in spring. Acorns, if produced, to 2.5cm long and nearly as wide, partly enclosed in a deep, thin-edged cup