| Caliciales | |
|---|---|
| The shrub stubble lichen (Allocalicium adaequatum) | |
| Scientific classification | |
| Kingdom: | Fungi |
| Division: | Ascomycota |
| Class: | Lecanoromycetes |
| Subclass: | Lecanoromycetidae |
| Order: | Caliciales Bessey (1907) |
| Families | |
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.
As of October 2022[update], Species Fungorum (in the Catalogue of Life) accepts 2 families, 56 genera, and 910 species in the Caliciales.