Lichens are a complex life form that consists of a partnership (a symbiosis) between two different organisms — a fungus and a photosynthetic organism — usually an alga or a cyanobacteria ...

There are thousands of species of lichens that grow in many different forms. Some are flat and crusty, some have leaflike ...

I know many of us want winter to come to an end, but I would like just one more good snowstorm. I love all seasons, but I need a little more of that winter bleakness in the woods, primarily to help me ...

Question: There is a bluish green substance growing on my trees. Is it harming them and is there something I can use to get rid of it? Answer: From your description it sounds like you have lichens ...

The genitalia of moths isn’t something many people spend much time thinking about, but they are a big deal to James Hayden. Hayden is an entomologist with the Florida Department of Agriculture and ...

Lichens survive in a very wide range of habitats worldwide. Amazingly, more than 400 species can be found in Maryland.

Now that deciduous trees are bare, trunks and branches have taken center stage, and you might be noticing nuances and irregularities that evaded your attention over the summer. For instance, what are ...

Before last month, I had never given much thought to lichen. Now I see it everywhere. “Lichen will be found on almost anything — even plastic,” said Ryan Towe, an AmeriCorps program specialist at Lone ...