Stereocaulon

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Figure

Domain

Nature

Knowledge cost

1

Influence

1

Resistance

3

In collections

Nobody has pulled it yet.

What Wikipedia says

Stereocaulon is a genus of lichens. Members of Stereocaulon are commonly called rock foam lichens. Photobiont partners of Stereocaulon include green algae from the genera Asterochloris, Chloroidium, and Vulcanochloris.

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

Image: Jason Hollinger, CC BY 2.0, via Wikimedia Commons.