''Chroodiscus'' 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 leaf-dwelling lichens in the family

Graphidaceae The Graphidaceae are a family of lichens in the order Ostropales. Distribution and ecology The vast majority of Graphidaceae species are restricted to the tropics. Most Graphidaceae species are epiphytic (i.e. they grow only on plants). Gener ...

. It was first introduced by Swiss lichenologist

Johannes Müller Argoviensis Johann Müller (9 May 1828 - 28 January 1896) was a Swiss botanist who was a specialist in lichens. He published under the name Johannes Müller Argoviensis to distinguish himself from other naturalists with similar names. Biography Müller w ...

in 1883 as a section of the genus '' Ocellularia''. In 1890 he promoted it to generic status.

Species

*'' Chroodiscus africanus'' *'' Chroodiscus anomalus'' *'' Chroodiscus argillaceus'' *'' Chroodiscus australiensis'' *'' Chroodiscus australis'' *'' Chroodiscus coccineus'' *''

Chroodiscus defectus ''Chroodiscus'' is a genus of leaf-dwelling lichens in the family Graphidaceae. It was first introduced by Swiss lichenologist Johannes Müller Argoviensis Johann Müller (9 May 1828 - 28 January 1896) was a Swiss botanist who was a speciali ...

'' *'' Chroodiscus graphideus'' *'' Chroodiscus homchantarae'' *'' Chroodiscus khaolungensis'' *'' Chroodiscus khaosokensis'' *'' Chroodiscus mirificus'' *'' Chroodiscus neotropicus'' *'' Chroodiscus parvisporus'' *'' Chroodiscus subhimalayanus'' – India *'' Chroodiscus submuralis'' *''

Chroodiscus verrucosus ''Chroodiscus'' is a genus of leaf-dwelling lichens in the family Graphidaceae. It was first introduced by Swiss lichenologist Johannes Müller Argoviensis in 1883 as a section of the genus '' Ocellularia''. In 1890 he promoted it to generic st ...

References

Graphidaceae Taxa described in 1883 Ostropales genera Taxa named by Johannes Müller Argoviensis {{Ostropales-stub