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Arrhenia spathulata

From Wikipedia, the free encyclopedia

Arrhenia spathulata
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Hygrophoraceae
Genus: Arrhenia
Species:
A. spathulata
Binomial name
Arrhenia spathulata
(Fr.) Redhead (1984)
Synonyms
  • Cantharellus spathulatus Fr. (1828)
  • Arrhenia muscigena (Bull.) Kühner & Lamoure (1972)
  • Arrhenia muscigenum (Bull.) Honrubia & Folgado (1972)
  • Arrhenia retiruga var. spathulata (Fr.) Gminder (2001)
Arrhenia spathulata
View the Mycomorphbox template that generates the following list
Ridges on hymenium
Cap is infundibuliform
Hymenium is decurrent
Stipe is bare or lacks a stipe
Spore print is white
Ecology is saprotrophic
Edibility is inedible

Arrhenia spathulata is a mushroom-forming fungus in the family Hygrophoraceae. Found in Europe, it is widespread along the Atlantic coast.[1]

Description

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Its cap is 5-20 mm and hygrophanous, becoming dark grey and translucently striped when wet, and paling to a grey-brown when dry. It is spatula or funnel shaped and its texture is smooth.[2] The hymenophore has branched grey veins, that with age anastomose. They are adnexed to the stipe. The stipe is 2-3 x .5-1.5 mm. The flesh smells like geranium leaves. [3]

The spore print is white. The spores measure 7-10 by 4-6.5 μm. and teardrop shaped. The basidia have 4 spores each and measure 28-34 x 7-10 μm. They have straight to curved sterigmata. Cheilocystidia are absent. Clamp connections are absent in all tissues. [1]

Ecology

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Arrhenia spathulata grows on Tortula ruralis var. ruraliformis. It is common on coastal dunes in the Netherlands. It grows from October to January. [1]

References

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  1. ^ a b c Bas C, Kuyper TW, Noordeloos ME (1995). Flora Agaricina Neerlandica – 3. CRC Press. p. 40. ISBN 978-90-5410-616-6.
  2. ^ "MycoDB : Fiche de Arrhenia spathulata". www.mycodb.fr. Retrieved 2024-02-21.
  3. ^ Laux, Hans E. (July 18, 2022). Der große Kosmos Pilzführer (in German). Franckh-Kosmos Verlags-GmbH & Company KG (published 2022-07-18). p. 164. ISBN 9783440505885.
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