Pedunculate Oak

Pedunculate Oak in early May

Male catkins

Male flowers on catkins

Close-up of a male flower - stamens

Female flowers at the end of a twig, in the axils of leaves

Close-up of female flowers - 3 fleshy stigmas

Side view of single female flower - thick style

Female flowers become dark red after a few days

Extending flower stem - the peduncle

Developing acorns on a peduncle - remains of stigmas

Acorns on long peduncles

Leaf - no stalk, lobed, recurved lower lobes

Trunk of old tree

Close-up of fissured bark with lichens

Knopper gall on developing acorn

Galls on male catkins

Oak apples

Marble galls