acorn

Acorn Sketch, Brecon Beacons

alder

Alder Cone Drawing, Riversdale Gardens, Nr Leominster

cow parsely

Cow Parsley, Riversdale Gdns

chestnut

Sweet Chestnut Drawing, Temple House, Sligo, Ireland

oak

Oak Tree Knopper Gall Drawing

fir and larch

Fir and Larch Cone Drawing, Brecon Beacons National Park