The Papulosaceae are a

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

fungi A fungus (: fungi , , , or ; or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified as one ...

in the class

Sordariomycetes Sordariomycetes is a class of fungi in the subdivision Pezizomycotina (Ascomycota). It is the second-largest class of Ascomycota, with a worldwide distribution that mostly accommodates terrestrial based taxa, although several can also be found in ...

and in the subclass

Diaporthomycetidae Diaporthomycetidae is a subclass of sac fungi under the class Sordariomycetes. The subclass was formed in 2015 for some fungi taxa that were already placed within Sordariomycetidae subclass but that were phylogenetically and morphologically di ...

. The family has not been assigned to any

order Order, ORDER or Orders may refer to: * A socio-political or established or existing order, e.g. World order, Ancien Regime, Pax Britannica * Categorization, the process in which ideas and objects are recognized, differentiated, and understood ...

(''

incertae sedis or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...

''). A

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...

taxon, the Papulosaceae contained the single genus ''Papulosa'', which in turn contains the single species ''Papulosa amerospora''. This species, found in the eastern USA, grows in ''

Juncus ''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species. Description Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...

'' stems. In 2020, 3 other fungal genera joined the taxon of ''Papulosa''.

Genera

* ''

Brunneosporella ''Brunneosporella'' is a fungal genus in the Annulatascaceae family of the Ascomycota. The relationship of this taxon to other taxa within the Sordariomycetes class is unknown (''incertae sedis''), and it has not yet been placed with certainty in ...

'' (1) * '' Fluminicola'' (5) * ''Papulosa'' (1) * '' Wongia'' (3)

References

Enigmatic Sordariomycetes taxa Ascomycota families {{Sordariomycetes-stub