Panellus longinquus

Species of fungus From Wikipedia, the free encyclopedia

Panellus longinquus is a saprotrophic fungus in the family Porotheleaceae, known for its delicate, pink to grey fruiting bodies. It grows on decaying wood in temperate forests and is distributed across the Southern Hemisphere and parts of North America.[2]

Quick facts Scientific classification, Binomial name ...
Panellus longinquus
Scientific classification Edit this classification
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Mycenaceae
Genus: Panellus
Species:
P. longinquus
Binomial name
Panellus longinquus
(Berk.) Singer[1]
Synonyms[1]
  • Agaricus longinquus Berk.
  • Panellus longinquus subsp. pacificus Lib.-Barnes & Redhead
  • Panellus longinquus var. pacificus (Lib.-Barnes & Redhead) Blanco-Dios
  • Pleurotopsis longinqua (Berk.) E.Horak
  • Pleurotus longinquus (Berk.) Sacc.
  • Scytinotus longinquus (Berk.) Thorn
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Taxonomy

The species was first described as Agaricus longinquus by Miles Joseph Berkeley in 1847. It has since undergone several taxonomic revisions, including placements in the genera Panellus and Pleurotopsis.[3] In 2012, it was reclassified into the genus Scytinotus,[4] before returning to Panellus.

Description

The fruiting bodies of Panellus longinquus are small and delicate, with caps ranging from 30–50 mm (1.2–2.0 inches) in width. The coloration varies from grey to pink as the mushroom ages. Its gelatinous texture suggests an adaptation to moist environments, which are characteristic of its native habitats. The stipe is short and stout, with a velvety to fibrillose surface. The pileus is cream to pale orange-brown, typically growing on the underside of decaying logs. The gills are decurrent, translucent, and widely spaced. Spores are white, smooth, and amyloid, measuring approximately 6.5–9.4 × 3.3–4.5 μm.[5] The spore print is dingy yellowish-cream.

Habitat and distribution

Panellus longinquus is found in temperate forests, growing on decaying wood. It has been recorded in New Zealand, Australia, Chile, Argentina, and parts of North America including British Columbia and Minnesota.[6][2]

In New Zealand, it is considered indigenous but not endemic.[5]

Ecology

As a saprotrophic fungus, Panellus longinquus plays a role in decomposing dead wood, contributing to nutrient cycling in forest ecosystems.

References

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