The Rhytismatales are an order

Order (biology)

In scientific classification used in biology, the order is# a taxonomic rank used in the classification of organisms. Other well-known ranks are life, domain, kingdom, phylum, class, family, genus, and species, with order fitting in between class and family...

 of the class Leotiomycetes

Leotiomycetes

The Leotiomycetes are a class of ascomycete fungi. Many of them cause serious plant diseases.-Systematics:The class Leotiomycetes contains numerous species with an anamorph placed within the fungi imperfecti , that have only recently found their place in the phylogenetic system...

 within the phylum Ascomycota

Ascomycota

The Ascomycota are a Division/Phylum of the kingdom Fungi, and subkingdom Dikarya. Its members are commonly known as the Sac fungi. They are the largest phylum of Fungi, with over 64,000 species...

.

Genera incertae sedis

The following genera

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 within the Rhytismatales have not been placed with any certainty into a family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 (incertae sedis

Incertae sedis

, is a term used to define a taxonomic group where its broader relationships are unknown or undefined. Uncertainty at specific taxonomic levels is attributed by , , and similar terms.-Examples:*The fossil plant Paradinandra suecica could not be assigned to any...

). For those genera with a question mark preceding the name, their placement in this order is tentative.

?Apiodiscus

Apiodiscus

Apiodiscus is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Apiodiscus gillii....

—
?Bonanseja

Bonanseja

Bonanseja is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Bonanseja mexicana....

—
Brunaudia

Brunaudia

Brunaudia is a genus of fungi in the order Patellariales. The genus was circumscribed by mycologist Otto Kuntze in 1898....

—
Cavaraella

Cavaraella

Cavaraella is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Cavaraella micraspis.-External links:*...

—
?Didymascus

Didymascus

Didymascus is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Didymascus metkinoffi.-External links:*...

—
Gelineostroma

Gelineostroma

Gelineostroma is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-External links:*...

—
?Haplophyse

Haplophyse

Haplophyse is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Haplophyse oahuensis.-External links:*...

—
Heufleria

Heufleria

Heufleria is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-Species:*Heufleria alpina...

—
Hypodermellina

Hypodermellina

Hypodermellina is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Hypodermellina ruborum.-External links:*...

—
?Irydyonia

Irydyonia

Irydyonia is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Irydyonia filicis.-External links:*...

—
?Karstenia

Karstenia

Karstenia is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-External links:*...

—
?Laquearia

Laquearia

Laquearia is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-External links:*...

—
Lasiostictella

Lasiostictella

Lasiostictella is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Lasiostictella bambusae.-External links:*...

—
?Melittosporiella

Melittosporiella

Melittosporiella is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family....

—
Mellitiosporium

Mellitiosporium

Mellitiosporium is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-External links:*...

—
Metadothis —
Neophacidium

Neophacidium

Neophacidium is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-External links:*...

—
Ocotomyces

Ocotomyces

Ocotomyces is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Ocotomyces parasiticus.-External links:*...

—
Phaeophacidium

Phaeophacidium

Phaeophacidium is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-External links:*...

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Propolidium

Propolidium

Propolidium is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family.-External links:*...

—
?Pseudotrochila

Pseudotrochila

Pseudotrochila is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family. This is a monotypic genus, containing the single species Pseudotrochila rhododendri.-External...

—
?Tridens

Tridens

Tridens is a genus of fungi in the Rhytismatales order. The relationship of this taxon to other taxa within the order is unknown , and it has not yet been placed with certainty into any family....