Despite their potential shortcomings for phylogenetic inference, sometimes only morphological data are available for systematic classification. Computational methods are used to determine ...

The "Clinical Snapshot" series provides a concise examination of a clinical presentation including history, treatment, patient education, and nursing measures. Using the format here, you are invited ...

In an investigation of Peltigera species in montane forests of northern China, a new species, P. isidiophora was identified based on morphological characteristics and DNA sequence data. It differs ...

The discovery of unknown yeasts hiding in lichens from six continents could shake up a basic idea of what makes up a lichen partnership. For more than a century, biologists have described a lichen as ...

If you find a stripe-like rash on your child’s arm or leg, you might be concerned. But it might be a harmless rash called lichen striatus. This type of rash usually forms one or two lines of pink, ...

Answer: That orange growth is lichen, not a rust pathogen. Lichen do not harm the tree or shrub in any way. They tend to grow only on that outer bark and stay there, not growing deeper into live ...

After exploration by millions of visitors over the past 100 years, it is hard to imagine anything left to discover amid the majesty of Yosemite's glacier-cut granite cliffs and giant Sequoia groves.

As increasingly hot and severe wildfires scorch the West, some lichen communities integral to conifer forests aren't returning, even years after the flames have been extinguished, according to a study ...

Lichens cover about 6% of the world’s land surface. You’ve probably noticed them growing in the shade on rocks. The thallus of a lichen is considered the lichen’s body, not including the parts ...

Jack Knudson is an assistant editor for Discover Magazine who writes articles on space, ancient humans, animals, and sustainability, and manages the Planet Earth column of the print issue. View Full ...