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

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

For more than 150 years, scientists have debated whether Prototaxites—which stood roughly 24 feet tall and 3 feet wide—were an early lichen or fungus, like a “giant mushroom” ...

I often receive calls from concerned individuals about gray, fuzzy growths appearing on plants that seem to be causing harm.

Scientists discover a third fungus that is widespread in lichens, but it’s not clear yet whether it’s a partner in the algal-fungal symbiosis or a bystander. Kerry served as The Scientist’s news ...

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.

Lichens are a unique life form made up of a fungus paired with one or two algae ... from loss of habitat when forests they inhabit and trees they grow on are cut down. They thrive in old-growth ...

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 ...