Marasmius cohaerens

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Marasmius cohaerens
Scientific classification Edit this classification
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Marasmiaceae
Genus: Marasmius
Species:
M. cohaerens
Binomial name
Marasmius cohaerens
(Pers.) Cooke & Quél. (1878)
Marasmius cohaerens
View the Mycomorphbox template that generates the following list
Gills on hymenium
Cap is convex or campanulate
Hymenium is adnexed
Stipe is bare
Spore print is white
Ecology is saprotrophic
Edibility is inedible

Marasmius cohaerens is a species of gilled mushroom which is fairly common in European woods.

This section uses the given references throughout.[1][2][3][4]

The matt or slightly felted cap grows from about 1 cm to 3.5 cm, and can be pale brown, yellow brown or chocolate brown, sometimes also with a pink tinge. The shape develops with age from campanulate to flat.

There is no ring or other veil remnant. The stem is about 5 to 9 cm long and up to 0.5 cm in diameter and varies from dark brown at the base to whitish at the top with some ochraceous to reddish colour in the middle. It has a distinctive shiny and horny consistency.

The adnate to almost free gills are quite distant and have a cream to brownish colour with a darker brown edge and there are tiny hairs on the edge which can be seen with a hand-lens. The taste is mild and there is little smell.

The spores are ellipsoid to almond-shaped and are around 8-10.5 μm by 4–5.5 μm. There are cheilocystidia which take a broadly club-shaped form with finger-like protrusions at the far end; such cells are known as "broom cells of the siccus type" (see Marasmius siccus).

Distribution, habitat, ecology and human impact

This saprobic mushroom grows singly or in small groups on humus and litter in beech forests or with other deciduous trees and (only occasionally) in coniferous forests.

It is widely distributed and fairly common in Europe, and in eastern Asia. It also occurs though rarely in North America, and there other varieties have been identified (the European one being M. cohaerens var. cohaerens).[1]

Naming

References

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