Frosted Rock Tripe

Umbilicaria americana Poelt & Nash

Also called: Frosted Rock Tripe Lichen

Edibility

Edibility unknown — do not eat

Never eat a wild mushroom based on this site or any app.

Lookalikes

No lookalikes are recorded for this species yet. That does not mean there are none. Many mushrooms look alike, so never rely on appearance alone.

Season

When this species has been recorded, by month, from open-licensed US and Canada observations. It shows when people report it, not a guarantee it is fruiting.

The highlighted bar is the current month.

View season data as a table
Recorded observations of Frosted Rock Tripe by month
MonthRecords
January7
February24
March54
April26
May79
June90
July139
August116
September76
October37
November18
December9

Where it is found

States and provinces with the most records. Check the foraging rules for the place you plan to visit.

Show 19 more
  • New York8 records
  • Maine7 records
  • Alberta7 records
  • Alaska5 records
  • California5 records
  • Northwest Territories5 records
  • Virginia4 records
  • Oregon3 records
  • North Carolina3 records
  • New Brunswick2 records
  • Manitoba2 records
  • West Virginia2 records
  • Wisconsin1 records
  • Yukon1 records
  • Newfoundland and Labrador1 records
  • Nevada1 records
  • Nova Scotia1 records
  • Texas1 records
  • Massachusetts1 records

All state and province foraging laws

Recent finds

No community finds tagged with this species yet. Log a find.

More in the genus Umbilicaria

Never eat a wild mushroom based on this site or any app. See safety basics and the disclaimer.