Trypetheliales » Trypetheliaceae » Dictyomeridium

Dictyomeridium proponens

Dictyomeridium proponens (Nyl.) Aptroot, M.P. Nelsen & Lücking, in Lücking et al., Lichenologist 48(6): 757 (2016).

Verrucaria proponens Nyl., Bull. Soc. linn. Normandie, sér. 2 2: 130 (1868).

           Index Fungorum number: IF 816880; Facesoffungi number: FoF 12013, Fig. 1

Description: see Aptroot and Lucking (2016).

Material considered: see Aptroot and Lucking (2016).

 

Fig. 1 Dictyomeridium proponens (Cuba, Buck 23544) a–c Habitus of Dictyomeridium species. Scale bars = 1000 μm.

Importance and distribution

Dictyomeridium comprises seven species. Dictyomeridium amylosporum is pantropical (reported from Africa (Seychelles, South Africa), Asia (Hong Kong, India), Central America (Costa Rica), Europe (France (New Caledonia), North America (Caribbean (Puerto Rico), Mexico, The United States), Oceania (Australia, Fiji) and South America (Brazil). Dictyomeridium campylothelioides is Asian (previously reported from China (Taiwan) and Papua New Guinea). Dictyomeridium immersum and D. isohypocrellinum are neotropical (South America (Brazil)), D. lueckingii is reported on bark in South America (Bolivia), D. paraproponens is neotropical, was found on bark in South America (Rondônia, Brazil). Dictyomeridium proponens is pantropical (reported from Africa (Canary Islands), Australia (Papua New Guinea), Caribbean (Puerto Rico), South America (Brazil) and the United States (Costa Rica, Guyana, Hawaii, Mexico, Venezuela).

 

References

Aptroot A, Lücking R. 2016 – A revisionary synopsis of the Trypetheliaceae (Ascomycota: Trypetheliales). Lichenologist 48, 763–982.

Lücking R, Nelsen MP, Aptroot A, Barillas de Klee R et al. 2016 – A phylogenetic framework for reassessing generic concepts and species delimitation in the lichenized family Trypetheliaceae (Ascomycota: Dothideomycetes). Lichenologist 48, 739–762.

 

About Dothideomycetes

The website Dothideomycetes.org provides an up-to-date classification and account of all genera of the class Dothideomycetes.

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