nuts

Ash Fraxinus excelsior keys in autumn, having turned brown

Silver birch seeds with detail of one individual seed

Leaf and prickly seed case along with one chestnut

Scots pine Pinus sylvestris cones, one mature and one less ripe

Horse chestnut Aesculus hippocastanum conkers both in, and out of, their seed case

Small-leaved Lime leaf and seeds Tilia cordata with bract

Wych Elm Ulmus glabra leaf and seeds with close up of one seed

Sycamore Acer pseudoplatanus winged seeds showing ripe and unripe paired seeds

Guelder rose Viburnum opulus leaf and fruit showing shiny red berries

Spindle Euonymus europaeus bright coloured autumn leaf and berries

Norway spruce Picea abies cone and individual seed

London plane Platanus × acerifolia leaf and seeds, with details of individual seeds

Hornbeam Carpinus betulus mature dry seed with bracts

Field maple Acer campestre sprig showing leaves and developing seeds and close up of mature seeds

Walnut Juglans regia nut in shell and loose nut

Walnut Juglans regia tree showing typical growth habit

Sweet chestnut Castanea sativa chestnut flowers and duts in spiky seed case

Sweet chestnut Castanea sativa tree showing growth form

Hazel showing hazelnut selection and iconic catkins

Hazel tree showing typical shrubby growth pattern and habit

Almond Prunus dulcis in blossom with almond nut revealed

Almond tree illustration showing typical wide growth pattern

Sweet chestnut Castanea sativa pen and ink line drawing with details of nut and prickly seed case

Sweet chestnut Castanea sativa sketchbook study with colour details of an individual chestnut,  seed case, and leaf