Summary ²

Umbilicaria americana, commonly known as Frosted Rock Tripe, is a foliose lichen of rock faces.

Sources and Credits

1. (c) 2013 Scot Loring, some rights reserved (CC BY-NC), http://calphotos.berkeley.edu/cgi/img_query?seq_num=562688&one=T
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Umbilicaria_americana

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

iNat Map