Umbilicaria altaiensis
Umbilicaria aprina
Umbilicaria caroliniana
Umbilicaria cinerascens
Umbilicaria cinereorufescens
Umbilicaria cylindrica
Umbilicaria decussata
Umbilicaria deusta
Umbilicaria hirsuta
Umbilicaria krascheninnikovii
Umbilicaria lyngei
Umbilicaria muehlenbergii
Umbilicaria nylanderiana
Umbilicaria polyphylla
Umbilicaria proboscidea
Umbilicaria subglabra
Umbilicaria torrefacta
Umbilicaria vellea
Umbilicaria virginis