Discoveries in little-known fungi: Adventures in looking at lichens

Opegrapha parmeliiperda, cross section of one fruiting body showing four-celled spores developing inside spore sacs; blue colour result of treatment with potassium hydroxide followed by Lugol’s iodine solution. (Photo courtesy of Kendra Driscoll)

Opegrapha parmeliiperda, cross section of one fruiting body showing four-celled spores developing inside spore sacs; blue colour result of treatment with potassium hydroxide followed by Lugol’s iodine solution. (Photo courtesy of Kendra Driscoll)

I used to think that scientists understood the basics about most living things on Earth, that new species were all discovered long ago by people like Linnaeus and Darwin. Maybe you could find new species in the most remote corners of the planet,...

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