Southwest Oklahoma is not known for its large selection of trees for the landscape.However, with the right selection of the ...

Here are five of the more unusual trees you might want to spot on your travels. The national tree of Yemen is so called because of the deep red resin in its bark which appears to bleed when cut.

The hummingbird tree, Sesbania grandiflora, is a most unusual tree. With vibrant blooms that appear bird-like, hence the name ...

Unusual species are included such as the dawn redwood, the copper beech, the Lombardy poplar, the Italian alder, and the tree of heaven which is native to China. The 22-tree walk also includes an ...

This means that what looks like "bleeding" is actually a survival strategy. The Dragon Blood Tree is not just strange, it’s also ancient. Scientists estimate that this species has existed for ...

Trees and shrubs change colors, too, taking on a special blue tinge after they are sampled and stained. That’s according to a new study in Frontiers in Plant Science, which found strange blue rings in ...