Frosted Rock Tripe, Navel Lichen: Umbilicaria americana
Navel Lichen, Rock Tripe: Umbilicaria deusta
Blistered Rock Tripe, Navel Lichen: Umbilicaria hyperborea
Krascheninnikov's Navel Lichen, Salty Rock Tripe: Umbilicaria krascheninnikovii
Navel Lichen: Umbilicaria phaea (Synonym: Gyrophora phaea)
Manyleaf Navel Lichen: Umbilicaria polyphylla (Synonym: Gyrophora polyphylla)
Manyroot Navel Lichen: Umbilicaria polyrhiza
Navel Lichen: Umbilicaria proboscidea
Navel Lichen: Umbilicaria torrefacta
Alpine Rock Tripe, Navel Lichen: Umbilicaria vellea
Blushing Rock Tripe: Umbilicaria virginis