Capnodiales » Extremaceae


Extremopsis G. Delgado & Maciá-Vicente, in Crous et al., Persoonia 46: 463 (2021).

Index Fungorum number: IF 838931; Facesoffungi number: FoF 11116, 1 morphological species (Species Fungorum 2022), 1 species with molecular data.

Mycelium colonizing root-associated soil and isolated on culture media from surface-sterilized roots of living plants. Sexual morph: Unknown. Asexual morph: Chlamydospores present, terminal or intercalary, solitary, in chains or forming clusters, variable in shape, 0–1-septate (adapted from Crous et al. 2021).


Type species: Extremopsis radicicola G. Delgado & Maciá-Vicente


Notes: Extremopsis is characterised by terminal or intercalary chlamydospores, which are solitary, in chains or forming clusters, variable in shape, 0–1-septate. Extremopsis forms a strongly monophyletic clade in Extremaceae sister to Extremus but with low statistical support. Molecular markers available for Extremopsis are ITS and LSU.



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