That being said, having them on your tree may be a sign that you should inspect your bark closely. Because lichens can live ...

The three major types of lichens -- crustose, foliose and fruticose -- all grow on this tree branch. (Photo by MSU ...

As a forester, I often get asked tree health questions, and one involves flat blotches stuff growing on well-established yard ...

For more than 150 years, scientists have debated whether Prototaxites—which stood roughly 24 feet tall and 3 feet wide—were ...

the fungus offers protection, water and nutrients. The partner produces energy through photosynthesis. Cyanobacteria in lichens may also contribute significant amounts of nitrogen to the forest.

A rare lichen has been transplanted by hand after the Lake District tree it was living in blew over. Lungwort - Lobaria pulmonaria - used to be widespread in England but is now found in only a few ...

The fungus provides a structure for lichen to anchor itself to trees and rocks. The algae perform photosynthesis, supplying energy for growth. Yeasts and bacteria help protect lichens from disease.

Where: Whatcom County Please join me for an engaging outdoor adventure exploring the fascinating world of symbiosis.

Found on every continent, lichen is an extraordinary organism adapted to survive in every habitat except seawater. More than just curious growths on rocks and trees, lichen can endure extreme ...