Taxa Count: 13

UMBILICARIACEAE

Gyrophora dillenii

Lasallia pensylvanica

Omphalodiscus virginis

Umbilicaria americana

Umbilicaria caroliniana

Umbilicaria decussata

Umbilicaria hyperborea

Umbilicaria mammulata

Umbilicaria phaea

Umbilicaria polaris

Umbilicaria polyrrhiza

Umbilicaria virginis