Archaeorhizomycetes

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Archaeorhizomycetes
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Subdivision: Taphrinomycotina
Class: Archaeorhizomycetes
Rosling and T.James
Order: Archaeorhizomycetales
Rosling and T.James
Family: Archaeorhizomycetaceae
Rosling and T.James
Genus: Archaeorhizomyces
Rosling and T.James
Type species
Archaeorhizomyces finlayi
Rosling and T.James (2011)

Archaeorhizomycetes is a

genus, Archaeorhizomyces. The class was first described by a team led by Anna Rosling in 2011. Species in the class are globally distributed, and grow in soil and around roots.[1][2] Specific known host trees of various Archaeorhizomyces species include hemlock, spruce, pine and heather, but other species colonise hardwoods generally.[1]

The precise ecological role of the taxa is uncertain. While originally found to be seasonal, suggesting it was dependent on carbon compounds from the roots, when grown in culture, Archaeorhizomyces finlayi, was shown to be able to grow using either

Prior to the description by Rosling and colleagues, Archaeorhizomycetes was referred to as Soil Clone Group 1 or SCGI after it was originally discovered tundra soils and reported in 2003 by Schadt et al.

spores had been observed.[1]

The name Archaeorhizomyces comes from the Greek arkhaio-, meaning ancient, which is in reference to the basality of the fungus, rhiza, in reference to roots, and mykes, in reference to fungi. Archaeorhizomyces finlayi, (named in honour of Roger D. Finlay) was the first species described. It is known from Scandinavia and North America.[1] A second species Archaeorhizomyces borealis was described in 2014 together with an estimate that the class may consist of close to 500 species based on sequences available in public databases.[6]

References