Willow trees are known as being 'nature's aspirin.' This is a good tree to be familiar with if you're in a wilderness survival situation. Here's what you need to know.

Willow trees are in the Salix genus, along with pussy willow and more than 20 other species of woody plants native to our region. Black willow ( Salix nigra ) grows throughout the eastern United ...

Willow bark has similar properties to aspirin and has been used historically for pain relief. It’s available as a supplement in various forms, but it isn’t regulated. The research on its ...

Salix nigra Marshall National Museum of Natural History. Click to open image viewer. CC0 Usage Conditions Apply Click for more information. Click to view download files. Click to view IIIF info. This ...

It resembles the black willow, although its branches form a graceful arch that touches the ground. Before North America was settled, Native Americans used the bark of some Salix species to ease pain.