Bark textures are relatively uniform by tree species and make a great visual marker for broad tree identification. Textures are divided into at least 18 types, from smooth (beech) to spiny (locust).

It’s the branch of a tree, but this tree is no good for a tree house. Take a look at the thorns, which can be found up and down the trunk, and also potently arming the branches. You won’t be ...

Bradford pear trees are banned in a few states. More are looking to replace, eradicate them. Bradford pear trees, which can help spread wild, thorny Callery pear trees, are becoming a target of ...

DR. VAUGHAJST CORNISH in his interesting study of historic thorn trees shows that their distribution in England coincides strikingly with the areas invaded in the south by the Belgic tribes from ...

Several ant species make their homes in the hollow swellings at the base of some of Acacia drepanolobium’s thorns, feeding on nectar that oozes from the trees’ leaf glands. Image by GRID ...

The classic and trusted book “Fifty Common Trees of Indiana” by T.E. Shaw was published in 1956 as a user-friendly guide to local species. Nearly 70 years later, the publication has been updated ...