MTPR

Toby Spribille

Flickr user, Jason Hollinger (CC-BY-2.0)

Recently, the work of lichenologist Toby Spribille, a research professor based part-year at the University of Montana-Missoula, has upended the idea that lichen are an alliance between just one fungus and one algae. In many lichens, a mysterious yeast is the third player in this symbiosis.