Taxa Count: 13

UMBILICARIACEAE

Umbilicaria americana

Umbilicaria deusta

Umbilicaria hirsuta

Umbilicaria hyperborea

Umbilicaria krascheninnikovii

Umbilicaria mammulata

Umbilicaria papulosa

Umbilicaria pensylvanica

Umbilicaria polyrrhiza

Umbilicaria pustulata

Umbilicaria vellea

Umbilicaria virginis