Tree 20-35 m tall with stronger branches. Leaves are simple. The lamina is up to 12 cm long. The face is dark green, the margin is quasi-flaccid. The underside is mostly on the whole surface pubescent. The 3th order venation is conspicuous, parallel. In the vein axils are on the underside fluffs of white-yellow pili (in autumn ochre colored). The petiole is pubescent. Flowers are overhanging with hairy bract and short petiole. Flowering in June. Europe, Asia Minor; in our area domestic. The fruit are nuts with distinguish ribs, woody, imposible to crush in hand,sometimes hairy. They are egg-shaped to spherical, or widely ellipsoidal. They remain in the tree in winter. Shoots: Shoots often reddish-brown, shiny. Natural range: Europe, Asia Minor; in our area domestic.