Mark Powell (@obfuscans3) 's Twitter Profile
Mark Powell

@obfuscans3

Lichens. Anyone with a hand lens can make discoveries. Add a microscope and a couple of chemicals and you can help rewrite the books.

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calendar_today15-03-2017 21:57:06

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Mark Powell (@obfuscans3) 's Twitter Profile Photo
Mark Powell
@obfuscans3

3 years ago

William Borrer's description of the thallus of Catillaria chalybeia, written in the 1830s, captures its appearance better perhaps than any other account that I have seen.

William Borrer's description of the thallus of Catillaria chalybeia, written in the 1830s, captures its appearance better perhaps than any other account that I have seen.