Tree identification using a tree leaf key. Find trees by name or sight. Learn everything about the leaf margin, shape, venation, fruit, inflorescence, use and medical value of a tree and its leaf. Our trees: Common Beech, White/Black Poplar, American/English/Sessile Oak, Silver Birch, Common Hawthorn, Black Alder, Common Ash, Norway Spruce, Sycamore Maple, Ginkgo, Scots Pine, European Hornbeam, Common Hazel, Holly, Field Elm, European Rowan, Lime, European Larch, Norway Marple, Common Walnut, Horse-Chestnut, Black/Wild Cherry, Elder, Weeping Gold/White Willow, Yew, Sweet Chestnut, Alder Buckthorn, Black Locust, Plane Tree and many more.