Amanita arenicola

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Amanita arenicola
Amanita arenicola O.K. Mill. & Lodge 871438.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Amanitaceae
Genus: Amanita
Species:
A. arenicola
Binomial name
Amanita arenicola
Amanita arenicola
Information icon.svg
Gills icon.png Gills on hymenium
Depressed cap icon.svgInfundibuliform cap icon.svg Cap is depressed or infundibuliform
Free gills icon2.svg Hymenium is free
Volva stipe icon.svg Stipe has a volva
Transparent spore print icon.svg
Spore print is yellow
Mycorrhizal fungus.svgEcology is mycorrhizal
Mycomorphbox Question.pngEdibility is unknown

Amanita arenicola, commonly known as the beach-loving ringless amanita, is a species of mushroom-forming fungus in the family Amanitaceae. [2] It is characterized by its gray cap, white stipe with wart-like protrusions, and affinity for sandy shores. Similar to A. vaginata , it lacks a ring on its stem. It can be found on America's Atlantic coastlines.

Contents

Taxonomy

Amanita arenicola was first described by mycologists Orson K. Miller Jr. and Jean D. Lodge in 2000, based on a series of specimens found along the coast of Puerto Rico and the Virgin Islands. They were placed in the Amanita sect. Vaginatae due to the absence of a partial veil and the plicate-striate margin present along the cap. [3] [ circular reference ]

The specific epithet arenicola means 'beach' and 'dweller'. A. arenicola is commonly known as the 'beach-loving ringless amanita', due to its distinctive lack of a ring and its presence in coastal areas.

Description

The cap is initially convex, similarly to many other species of Amanita , and grows flatter until it eventually becomes strongly depressed or completely infundibuliform. One source describes fully grown specimens as "moist to sticky, sand covered, smooth, [and] [d]rab [g]ray". [2]

The basidiospores are described as 9-12.5 by 7-10  μm in size and "subglobose to broadly elliptic" in shape [2]

Distribution and habitat

It is distributed along the Atlantic coastlines of the Americas. More recently, specimens have been confirmed throughout Southern Florida and Mexico. [3] [ circular reference ]

As a mycorrhizal species, A. arenicola can usually be found growing around species of Coccoloba uvifera , particularly near the tropics.

Conservation

A. arenicola has been suggested to be an endangered species [1] due to increases in sea level threatening its ecosystem.

See also

Related Research Articles

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<i>Amanita pachycolea</i> Species of fungus

Amanita pachycolea, commonly known as the western grisette or the Stuntz's great ringless amanita, is a species of agaric fungus in the family Amanitaceae.

References

  1. 1 2 "Amanita arenicola". redlist.info. The Global Fungal Red List Initiative.
  2. 1 2 3 Miller, Orson K.; Lodge, D. Jean; Baroni, Timothy J. (May 2000). "New and interesting ectomycorrhizal fungi from Puerto Rico, Mona, and Guana Islands". Mycologia. 92 (3): 558–570. doi:10.1080/00275514.2000.12061193. JSTOR   3761516. S2CID   85085197 . Retrieved 12 July 2023.
  3. 1 2 "Beach-loving Ringless Amanita (Amanita arenicola)". iNaturalist. Retrieved 12 July 2023.