Rhizocarpon

Rarity: Common

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At a glance

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Knowledge cost

2

Influence

2

Resistance

4

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What Wikipedia says

Rhizocarpon is a genus of crustose, saxicolous (or sometimes lichenicolous), lecideoid lichens in the family Rhizocarpaceae. The genus is common in arctic-alpine environments, but also occurs throughout temperate, subtropical, and even tropical regions.

Excerpt from the Wikipedia article “Rhizocarpon”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Auteur inconnu, CC BY-SA 3.0, via Wikimedia Commons.