Taxa Count: 20

UMBILICARIACEAE

Fulgidea sierrae

Lasallia papulosa

Lasallia pensylvanica

Umbilicaria americana

Umbilicaria angulata

Umbilicaria cylindrica

Umbilicaria decussata

Umbilicaria deusta

Umbilicaria havaasii

Umbilicaria hyperborea

Umbilicaria mammulata

Umbilicaria muhlenbergii

Umbilicaria phaea

Umbilicaria polaris

Umbilicaria polyphylla

Umbilicaria polyrrhiza

Umbilicaria torrefacta

Umbilicaria vellea

Umbilicaria virginis