Lasallia pustulata is a lichen in the family Umbilicariaceae, within the order Umbilicariales and the class Lecanoromycetes. It is the type species of the genus Lasallia, the species against which that genus name is anchored.
Distribution and Habitat
Presence of Lasallia pustulata peaks in July, and the lichen is most often found from late spring through the warm months. This seasonal pattern shows when it is most commonly seen, not how abundant it is.

Photos
Photographs from by Alexis Tinker-Tsavalas via iNaturalist, licensed under CC BY 4.0., via iNaturalist, licensed under CC0 1.0., by Harold Smith via iNaturalist, licensed under CC BY 4.0., by Alina Martin via iNaturalist, licensed under CC BY 4.0., by Steven Lamonde via iNaturalist, licensed under CC BY 4.0., by Tanner Barnharst via iNaturalist, licensed under CC BY 4.0., by Charlie Pavlisich via iNaturalist, licensed under CC BY 4.0., by Brandon Corder via iNaturalist, licensed under CC BY 4.0., by Peter Quakenbush via iNaturalist, licensed under CC BY 4.0., by Deana Tempest Thomas via iNaturalist, licensed under CC BY 4.0., by Alexander Diaz via iNaturalist, licensed under CC BY 4.0., by Annie Evankow via iNaturalist, licensed under CC BY 4.0., and by Amanda Semenuk via iNaturalist, licensed under CC BY 4.0., credited on each photo.
Ecology and classification
Classification
- Phylum
- Ascomycota
- Class
- Lecanoromycetes
- Order
- Umbilicariales
- Family
- Umbilicariaceae
- Genus
- Lasallia
- Species
- Lasallia pustulata
Sources
- GBIF Species names and classification
- iNaturalist Photos
- Wikidata Common names and conservation status
- Wikipedia Summary extract



