Spiny cupules containing nuts of Sweet chestnut (Castanea sativa) lying on the forest floor, BelgiumTrees in yellow autumn coloursHazelnuts (Corylus avellana), Belgium Norway maple tree (Acer platanoides) in autumn colours, BelgiumSweet chestnut (Castanea sativa) autumn leaves, BelgiumTourists visiting Japanese garden in autumn at Hasselt, BelgiumFly agaric mushroom (Amanita muscaria) in autumn forestMixed forest with Oak (Quercus robur), Birches (Betula sp.) and pool in autumn from the air, BelgiumFallen Sycamore leaf (Acer pseudoplatanus) among European beech (Fagus sylvatica) leaves in autumn colours, Ardennes, Belgium