Taxa Count: 15

UMBILICARIACEAE

Lasallia papulosa

Lasallia pensylvanica

Lasallia pustulata

Umbilicaria americana

Umbilicaria decussata

Umbilicaria deusta

Umbilicaria hirsuta

Umbilicaria hyperborea

Umbilicaria muehlenbergii

Umbilicaria phaea

Umbilicaria polyphylla

Umbilicaria torrefacta

Umbilicaria vellea

Umbilicaria virginis