Caliciales

Caliciales
The shrub stubble lichen (Allocalicium adaequatum)
Scientific classification
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Subclass: Lecanoromycetidae
Order: Caliciales
Bessey (1907)
Families

Caliciaceae
Physciaceae

Caliciales is an order of mostly lichenized fungi in the class Lecanoromycetes. It consists of two families: Caliciaceae and Physciaceae, which together contain 54 genera and more than 1200 species. The order was circumscribed by American botanist Charles Edwin Bessey in 1907.