''Rhodocyphella'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of cyphelloid

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

in the family Tricholomataceae. The Global Biodiversity Information Facility gives it as having two species, ''R. cupuliformis'' and ''R. grisea''. The well-established species ''Rhodocyphella cupuliformis'' (Berkeley & Ravenel) W.B. Cooke (1961) grows on

Juniper Junipers are coniferous trees and shrubs in the genus ''Juniperus'' () of the cypress family Cupressaceae. Depending on the taxonomy, between 50 and 67 species of junipers are widely distributed throughout the Northern Hemisphere, from the Arcti ...

trunks. The type specimen was found in McIntosh County, Georgia and it has also been found in New Zealand. ''R. grisea'' is the same as '' Cyphella grisea'' Petch (1922), which was found on tree bark in

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

. It is not recognized as a current species name in Species Fungorum. The paper by Bodensteiner et al. indicates that ''Rhodocyphella'' is closely linked to ''

Resupinatus ''Resupinatus'' is a genus of fungi in the family Tricholomataceae. Species are saprobic, and often found growing on the underside of decaying wood or sides of decaying woody substrates. The generic name is derived from the Latin ''resupinus'' (b ...

'' and ''Stigmatolemma''. But the latter genus is already merged with ''Resupinatus'' according t
Index Fungorum
and it seems likely that ''Rhodocyphella'' should also be merged into the same taxon. ''Rhodocyphella'' is not to be confused with ''

Rhodocybella ''Rhodocybella'' is a genus of cyphelloid fungi in the Entolomataceae family. It contains just one known species, ''Rhodocybella rhododendri'', which is found in North America on ''Rhododendron'' stems after heavy rain. The white fruit bodies a ...

'', which is also a small genus of cyphelloid fungi growing on bark, but which belongs to family

Entolomataceae The Entolomataceae, also known as Rhodophyllaceae, are a large family of pink-spored terrestrial gilled mushrooms which includes the genera ''Entoloma'', '' Rhodocybe'', and ''Clitopilus''. The family collectively contains over 1500 species, the ...

References

Tricholomataceae {{Tricholomataceae-stub