On-line Winter Twig Key with Photographs from Virginia Tech

General twig key

Photos of winter twigs for various species:
Black ash (Fraxinus nigra)
White ash (Fraxinus americana)
Sugar maple (Acer saccharum)
Red maple (Acer rubrum)
Hawthorn (Crataegus sp.)
Striped maple (Acer pensylvanicum)
Shagbark hickory (Carya ovata)
Butternut (Juglans cinerea)
Black walnut (Juglans nigra)
Common apple (Malus sp.)
Elm (Ulnus americana)
Paper birch (Betula papyrifera)
Black birch (river birch, Betula nigra)
Yellow birch (Betula alleghaniensis)
White oak (Quercus alba.)
Northern red oak (Quercus rubra)
Beech (Fagus grandifolia)
Basswood (Tilia americana)
Black cherry (Prunus serotina)
Poplar (Populus tremuloides)
Box elder (Acer negundo)
Witch hazel (Hamamelis virginiana)
Black willow (Salix nigra)
Speckled alder (Alnus rugosa)

Return to Winter Twigs page