Quercus castaneifolia (Chestnut-leaved Oak)
Native: Forests south and southwest of the Caspian Sea.
Although a striking tree it is fairly rare in collections.
Leaves are 7.5-19cm long, dark glossy green above, dull grey downy beneath.
Flowers appear with the young leaves at the end of April or early May, the female flowers are seen in the terminal axils of the new shoots.
The acorns which ripen in the second year are about 2.5cm long and fall in October.