''Efibula'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of 16 species of

crust fungi The corticioid fungi are a group of fungi in the Basidiomycota typically having effused, smooth basidiocarps (fruit bodies) that are formed on the undersides of dead tree trunks or branches. They are sometimes colloquially called crust fungi or pa ...

in the family

Irpicaceae The Irpicaceae are a family of mostly polypores and crust fungi in the order Polyporales. Taxonomy The family was circumscribed in 2003 by mycologists Viacheslav Spirin and Ivan Zmitrovich. The type genus is '' Irpex''. Later multi-gene phylogen ...

Taxonomy

The genus was

circumscribed In geometry, a circumscribed circle for a set of points is a circle passing through each of them. Such a circle is said to ''circumscribe'' the points or a polygon formed from them; such a polygon is said to be ''inscribed'' in the circle. * Circum ...

by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the

type species In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...

. ''Efibula'' contains ''

Phlebia ''Phlebia'' is a genus of mostly crust fungi in the family Meruliaceae. The genus has a widespread distribution. ''Phlebia'' species cause white rot. Taxonomy ''Phlebia'' was circumscribed by Swedish mycologist Elias Fries in his 1821 work ...

''-like fungi without

clamp connection A clamp connection is a hook-like structure formed by growing hyphal cells of certain fungi. It is a characteristic feature of basidiomycete fungi. It is created to ensure that each cell, or segment of hypha separated by septa (cross walls), rece ...

s. Although traditionally classified in the family

Phanerochaetaceae The Phanerochaetaceae are a family of mostly crust fungi in the order Polyporales. Taxonomy Phanerochaetaceae was first conceived by Swedish mycologist John Eriksson in 1958 as the subfamily Phanerochaetoideae of the Corticiaceae. It was later ...

, recent

molecular phylogenetic 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 ...

analysis supports the placement of ''Efibula '' in the

Species

Index Fungorum ''Index Fungorum'' is an international project to index all formal names (scientific names) in the fungus kingdom. As of 2015, the project is based at the Royal Botanic Gardens, Kew, one of three partners along with Landcare Research and th ...

accepts 16 species in ''Efibula'': *'' Efibula americana'' Floudas & Hibbett (2015) *'' Efibula aurata'' (Bourdot & Galzin) Zmitr. & Spirin (2006) *'' Efibula avellanea'' (Bres.) Sheng H.Wu (1990) *'' Efibula bubalina'' (Burds.) Zmitr. & Spirin (2006) *''

Efibula clarkii ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' Floudas & Hibbett (2015) *'' Efibula cordylines'' (G.Cunn.) Zmitr. & Spirin (2006) *'' Efibula corymbata'' (G.Cunn.) Zmitr. & Spirin (2006) *''

Efibula deflectens ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' (P.Karst.) Sheng H.Wu (1990) *''

Efibula ginnsii ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' (Sheng H.Wu) Zmitr. & Spirin (2006) *''

Efibula gracilis ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' Floudas & Hibbett (2015) *''

Efibula lutea ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscription (taxonomy), circumscribed by Sheng-Hua Wu in 1990 with ''Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia'' ...

'' Sheng H.Wu (1990) *''

Efibula pallidovirens ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' (Bourdot & Galzin) Sheng H.Wu (1990) *''

Efibula subodontoidea ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' (Sheng H.Wu) Zmitr. & Spirin (2006) *''

Efibula subquercina ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' (Henn.) Zmitr. & Spirin (2006) *'' Efibula tropica'' Sheng H.Wu (1990) *''

Efibula tuberculata ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' (P.Karst.) Zmitr. & Spirin (2006) *''

Efibula verruculosa ''Efibula'' is a genus of 16 species of crust fungi in the family Irpicaceae. Taxonomy The genus was circumscribed by Sheng-Hua Wu in 1990 with '' Efibula tropica'' as the type species. ''Efibula'' contains ''Phlebia''-like fungi without clamp ...

'' (Hjortstam & Ryvarden) Kotir. & Saaren. (1993) The genus ''

Roseograndinia ''Roseograndinia'' is a fungal genus in the family Phanerochaetaceae. It is a monotypic genus, containing the single crust fungus species ''Roseograndinia rosea'', recorded from tropical east Africa and from New Zealand. Taxonomy Paul Christoph ...

'' was created in 2005 to contain the fungus once proposed for transfer into ''Efibula'' as ''Efibula rosea''.

References

Irpicaceae Polyporales genera Taxa described in 1990 {{Polyporales-stub