The Umbilicariales are an

order Order, ORDER or Orders may refer to: * Categorization, the process in which ideas and objects are recognized, differentiated, and understood * Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of d ...

lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.Lecanoromycetes Lecanoromycetes is the largest class of lichenized fungi. It belongs to the subphylum Pezizomycotina in the phylum Ascomycota. The asci (spore-bearing cells) of the Lecanoromycetes most often release spores by rostrate dehiscence. Genera of unc ...

. It contains five

families 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. Ideall ...

Elixiaceae The Elixiaceae are a family of lichen-forming fungi in the order Umbilicariales. It contains two genera, '' Meridianelia'', and the type genus, ''Elixia'', which together have a total of three species. The family was circumscribed by lichenologi ...

Fuscideaceae Fuscideaceae is a family of fungi in the order Umbilicariales The Umbilicariales are an order of lichenized fungi in the subclass Umbilicariomycetidae, class Lecanoromycetes. It contains five families: Elixiaceae, Fuscideaceae, Ophioparm ...

Ophioparmaceae The Ophioparmaceae are a small family of lichen-forming fungi in the order Umbilicariales. The family was circumscribed in 1988 by lichenologists Roderick Westgarth Rogers and H. Thorsten Lumbsch Helge Thorsten Lumbsch (born 1964) is a Germa ...

, Ropalosporaceae, and

Umbilicariaceae The Umbilicariaceae are a family of lichenized fungi in the Ascomycota. Species of this family are known from a variety of climates, including temperate, boreal, austral, and warmer montane Montane ecosystems are found on the slopes of m ...

. Umbilicariales was proposed as a new order in 2007, while the subclass Umbilicariomycetidae was proposed in 2013.

Families and genera

Species Fungorum ''Index Fungorum'' is an international project to index all formal names (scientific names) in the fungus kingdom. the project is based at the Royal Botanic Gardens, Kew, one of three partners along with Landcare Research and the Institute of Mi ...

accepts 5 families, 18

genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...

, and 107 species in the order Umbilicariales: *

::'' Elixia'' – 2 spp. ::'' Meridianelia'' – 1 sp. *

::'' Albemarlea'' – 1 sp. ::''

Fuscidea ''Fuscidea'' is a genus of crustose lichens in the family Fuscideaceae. It has about 40 species. The genus was circumscribed in 1972 by lichenologists Volkmar Wirth and Antonín Vězda, with '' Fuscidea aggregatilis'' assigned as the type specie ...

'' – 31 spp. ::''

Hueidea ''Hueidea'' is a single-species fungal genus in the family Fuscideaceae. It contains the species ''Hueidea australiensis'', a saxicolous (rock-dwelling), crustose lichen found on granite rocks in the Mount Kosciuszko area of New South Wales, Aust ...

'' – 1 sp. ::'' Lettauia'' – 2 sp. ::'' Maronea'' – 2 spp. ::'' Maronora'' – 1 sp. ::''

Orphniospora ''Orphniospora'' is a genus of lichenized fungi within the Fuscideaceae family. Species Species within this genus include: * ''Orphniospora groenlandica'' Körb. 1874 * ''Orphniospora moriopsis'' (A. Massal.) D. Hawksw. 1982 * ''Orphniospora m ...

'' – 2 spp. *

::'' Boreoplaca'' – 1 sp. ::''

Hypocenomyce ''Hypocenomyce'' is a genus of lichen-forming fungi in the family Ophioparmaceae. Species in the genus grow on bark and on wood, especially on burned tree stumps and trunks in coniferous forest. ''Hypocenomyce'' lichens are widely distributed i ...

'' – 5 spp. ::''

Ophioparma ''Ophioparma'' is a genus of crustose lichens in the family Ophioparmaceae The Ophioparmaceae are a small family of lichen-forming fungi in the order Umbilicariales. The family was circumscribed in 1988 by lichenologists Roderick Westgarth R ...

'' – 4 spp. ::'' Rhizoplacopsis'' – 1 sp. * Ropalosporaceae ::''

Ropalospora ''Ropalospora'' is a genus of lichen-forming fungi, and the sole member of the monogeneric family Ropalosporaceae. The genus was circumscribed by Italian lichenologist Abramo Bartolommeo Massalongo in 1860. The family was proposed by Josef Hafel ...

'' – 8 spp. *

::'' Fulgidea'' – 2 spp. ::''

Lasallia ''Lasallia'' is a genus of lichenized fungi in the family Umbilicariaceae. The genus name of ''Lasallia'' is in honour of Mr. Lasalle (around 1820), who was a French gardener and botanist, who worked in Fontainebleau. It was circumscribed b ...

'' – 5 spp. ::''

Umbilicaria Rock tripe is the List of common names of lichen genera, common name for various lichens of the genus ''Umbilicaria'' that grow on rocks. They are widely distributed, including on bare rock in Antarctica, and throughout northern parts of North Am ...

'' – 35 spp. ::'' Xylopsora'' – 3 spp.

External links

* Lichen orders Lecanoromycetes orders Taxa described in 2007 {{Lecanoromycetes-stub