Phylogenies are a fundamental tool for organizing our knowledge of the biological diversity we observe on our planet. But how exactly do we understand and use these devices?

Besides providing their tasty, versatile fruit, native plum trees are a keystone species, which means they provide critical ...

In nature, you’ll see several types of spruce trees (Picea spp.) that are beautiful, rugged evergreens capable of lasting ...

Trees in savannas are usually drought deciduous. Several savanna types associated with differing rainfall patterns, height of the water table and soil depth can be distinguished by their relative ...

Here are eight kinds of trees that should not be pruned in spring. Cutting back trees when they are actively growing in spring can cause extra suckers to appear. Pruning at this time also weakens ...

In Louisiana, many flowering trees bloom during the months of February, March and April. Once these types of trees bloom, flowers and blooms of a wide variety of color will be visible throughout ...