Biology:Phaeotremella roseotincta

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Short description: Species of fungus

Phaeotremella roseotincta
Scientific classification edit
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Tremellomycetes
Order: Tremellales
Family: Phaeotremellaceae
Genus: Phaeotremella
Species:
P. roseotincta
Binomial name
Phaeotremella roseotincta
(Lloyd) Malysheva (2018)
Synonyms
  • Tremella roseotincta Lloyd (1923)

Phaeotremella roseotincta is a species of fungus in the family Phaeotremellaceae. It produces pinkish to pale pinkish brown, frondose, gelatinous basidiocarps (fruit bodies) and grows on dead attached and recently fallen branches of broad-leaved trees. It was originally described from Japan and has also been recorded from far eastern Russia.

Description

Fruit bodies are gelatinous, pinkish to pale pinkish brown, up to 4 cm (1.5 in) across, and seaweed-like (with branched, undulating fronds). Microscopically, the hyphae are clamped and occur in a dense gelatinous matrix. The basidia are tremelloid (globose to ellipsoid, with oblique to vertical septa), 16 to 20 by 11 to 18 μm. The basidiospores are globose to ellipsoid, smooth, 7 to 10 by 7 to 9 μm.[1]

Similar species

Phaeotremella frondosa is a widespread species parasitizing Stereum hirsutum and other Stereum species on broad-leaved trees. It produces brown to pale brown fruit bodies without pink tints. Phaeotremella fuscosuccinea occurs in eastern Asia, but is darker and grows on conifers.[2]

Habitat and distribution

Like all Phaeotremella species, P. roseotincta is a parasite of other fungi. Its host species is, however, currently unknown. It occurs on broad-leaved trees in north-eastern Asia (Japan and Russia).[1][2]

References

  1. 1.0 1.1 "The genus Tremella (Tremellales, Basidiomycota) in Russia with description of two new species and proposal of one nomenclatural combination". Phytotaxa 238: 40–70. 2015. doi:10.11646/phytotaxa.238.1.2. 
  2. 2.0 2.1 "Studies in the Phaeotremella foliacea group (Tremellomycetes, Basidiomycota)". Mycological Progress 17 (4): 451–466. 2018. doi:10.1007/s11557-017-1371-4. 

Wikidata ☰ Q108176741 entry