According to the 2007 Outline of Ascomycota, the placement of this genus within the family is uncertain.

Also, the placement of this genus within the Dothideomycetes is uncertain.

According to the 2007 Outline of Ascomycota, the placement of this genus in the Diapthorales order is uncertain.

Sources disagree on the current placement of this genus.

There is some debate of the placement of this genus.

The exact placement of this genus has long been contested.

Taxonomic placement of this genus has proven difficult because it possesses characters in common with both the Araliaceae and Cornaceae.

Odd as it may sound, the placement of this genus within Cimolodontidae is tentative.

The placement of this genus is uncertain and it is likely to be polyphyletic.

The placement of this genus has been debated.