Armenian oak

Q. pontica is a slow-growing, deciduous shrub or small tree to 6m tall with a broadly oval head and stout, upright branches. Its large, oval, toothed leaves are strongly ribbed and up to 25cm long and 12cm wide; the bright green foliage turns yellow in autumn. Females flowers are inconspicuous whilst male flowers appear in showy, olive-yellow catkins; large acorns 2.5-4cm long are borne in clusters in autumn