The Physciaceae are a
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
of mostly
lichen-forming
fungi
A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...
belonging to the
class Lecanoromycetes in the
division
Division or divider may refer to:
Mathematics
*Division (mathematics), the inverse of multiplication
*Division algorithm, a method for computing the result of mathematical division
Military
*Division (military), a formation typically consisting ...
Ascomycota. A 2016 estimate placed 19
genera and 601 species in the family.
Genera
This is a list of the genera contained within the Physciaceae, based on a 2020 review and summary of ascomycete classification.
Following the genus name is the
taxonomic authority
In biology, taxonomy () is the scientific study of naming, defining ( circumscribing) and classifying groups of biological organisms based on shared characteristics. Organisms are grouped into taxa (singular: taxon) and these groups are given ...
, year of publication, and the number of species:
*''
Anaptychia'' – about 15 spp.
*''
Coscinocladium'' – 2 spp.
*''
Heterodermia'' – about 90 spp.
*''
Hyperphyscia'' – 9 spp.
*''
Kashiwadia'' – 1 sp.
*''
Leucodermia'' – 10 spp.
*''
Mischoblastia'' – 3 spp.
*''
Mobergia'' – 1 sp.
*''
Oxnerella'' – 1 spp.
*''
Phaeophyscia'' – 66 spp.
*''
Phaeorrhiza'' – 2 spp.
*''
Physcia'' – about 80 spp.
*''
Physciella'' – 4 spp.
*''
Physconia'' – about 25 spp.
*''
Polyblastidium'' – 18 spp.
*''
Rinodina'' – about 300 spp
*''
Rinodinella'' – 6 spp.
*''
Tornabea'' – 1 spp.
The genus ''
Culbersonia
''Culbersonia'' is a fungal genus in the family Caliciaceae. This is a monotypic genus, containing the single foliose lichen ''Culbersonia nubila'' (formerly called ''Culbersonia americana''). This species, which grows on trees and rocks, is foun ...
'', previously classified in the Physciaceae due to its morphological features, has been shown with
molecular phylogenetics
Molecular phylogenetics () is the branch of phylogeny that analyzes genetic, hereditary molecular differences, predominantly in DNA sequences, to gain information on an organism's evolutionary relationships. From these analyses, it is possible to ...
to belong to the
Caliciaceae
The Caliciaceae are a family of mostly lichen-forming fungi belonging to the class Lecanoromycetes in the division Ascomycota. Although the family has had its classification changed several times throughout its taxonomic history, the use of mo ...
.
References
Caliciales
Lichen families
Lecanoromycetes families
Taxa named by Alexander Zahlbruckner
Taxa described in 1898
{{Caliciales-stub