''Gyalectidium'' is a genus of

lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.fungi in the family

Gomphillaceae The Gomphillaceae are a family of lichens in the order Ostropales. Species in this family are found mostly in tropical regions. Genera According to a recent (2020) estimate, the Gomphillaceae comprise 26 genera and about 420 species. The followi ...

. A 2020 estimates placed 52 species in the genus. The genus was

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every polyg ...

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 1881. He included 3 species: ''G. xantholeucum'', ''G. dispersum'', and ''G. filicinum''; the last of these is now the type species of the genus.

Species

*'' Gyalectidium appendiculatum'' *'' Gyalectidium areolatum'' *'' Gyalectidium atrosquamulatum'' *'' Gyalectidium aurelii'' *''

Gyalectidium australe ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *'' Gyalectidium barbatum'' – Mexico *'' Gyalectidium catenulatum'' *''

Gyalectidium caucasicum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium chilense ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium ciliatum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium cinereodiscus ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium conchiferum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium denticulatum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium fantasticum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium filicinum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium flabellatum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium floridense ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' – Florida, USA *''

Gyalectidium fuscum ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *''

Gyalectidium gahavisukanam ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: ''G. ...

'' *'' Gyalectidium imperfectum'' *'' Gyalectidium kenyanum'' *'' Gyalectidium laciniatum'' *'' Gyalectidium macaronesicum'' *''

Gyalectidium maracae ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: '' ...

'' *'' Gyalectidium membranaceum'' *'' Gyalectidium microcarpum'' *'' Gyalectidium minus'' *'' Gyalectidium nashii'' *'' Gyalectidium novoguineense'' *'' Gyalectidium pallidum'' *'' Gyalectidium paolae'' *'' Gyalectidium plicatum'' *'' Gyalectidium puntilloi'' *'' Gyalectidium radiatum'' *'' Gyalectidium rosae-emiliae'' *'' Gyalectidium sanmartinense'' *'' Gyalectidium shimanense'' – Japan *'' Gyalectidium tuckerae'' – Louisiana, USA *''

Gyalectidium ulloae ''Gyalectidium'' is a genus of lichen-forming fungi in the family Gomphillaceae. A 2020 estimates placed 52 species in the genus. The genus was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1881. He included 3 species: '' ...

'' – Mexico *'' Gyalectidium verruculosum'' *'' Gyalectidium viride'' – Alabama, USA *'' Gyalectidium yahriae'' – Florida, USA

References

Ostropales Lichen genera Ostropales genera Taxa described in 1881 Taxa named by Johannes Müller Argoviensis {{Ostropales-stub