Ever walk past a beautiful, white-flowered tree and then notice an unpleasant smell? You probably stumbled upon the Bradford ...

Callery (also known as Bradford) pear trees are a pretty sight, but produce a pretty foul odor. They're also illegal in Ohio.

Bradford pear trees are known to be an invasive species, growing at a rapid rate and outcompeting native plants.

From white flowers in the spring to purple leaves ... but they also produce a pretty bad smell. Callery pear and Bradford pear trees are considered malodorous, according to the Spruce ...

You may have noticed the trees by the delicate white ... during bad weather. And, of course, OSU Extension notes that the flowers that bloom in the spring produce an unpleasant smell of rotting ...