Summary ²

Pleopsidium flavum (gold cobblestone lichen):27 is a distinctively colored, bright lemon-yellow to chartreuse crustose lichen that grows in high elevations (montane to alpine) on vertical or overhanging hard felsic rock (e.g. granite) in western North America.:186 Its thallus grows in a circular outwardly radiating pattern (crustose placoidioid), with 1mm wide lobed edges.:186 It was formerly classified as Acaraspora chlorophana.:186 It is in the Pleopsidium gen

Sources and Credits

1. (c) Ivan Rodriguez, some rights reserved (CC BY-SA), https://images.mushroomobserver.org/640/231014.jpg
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Pleopsidium_flavum

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• CalPhotos
• Global Biodiversity Information Facility (GBIF)
• Mushroom Observer
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• USDA PLANTS database
• Ways of Enlichenment

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