This site contains no information about the edibility or toxicity of mushrooms.
Agaricus arvensis, commonly known as the horse mushroom, is a sometimes massive agaric that has a white cap, ringed stem, pink or chocolate-coloured gills and no volva. It grows on soil (often heavily fertilized) or on vegetable debris.
white or cream-coloured, may have fine scales, first hemispherical in shape before flattening out with maturity. The flesh is white, firm and thick. The cap turns yellowish where bruised, and old caps often take on a yellow-brown tinge. Gills
are at first pale pink, becoming pink, then chocolate brown or blackish, free and crowded. Stem
is white or cream, slightly club-shaped and smooth or finely scaly below the ring. The ring is white or cream, pendulous and superior. Viewed from below, on a closed-cap specimen, it may have a well-developed 'cogwheel' pattern around the stem. Spore print
The spores are ellipsoidal in shape, with a smooth surface and measuring approximately 6-9µm in length and 4-6µm in width.
The mushroom called Horse mushroom in the USA is actually the closely related Agaricus fissuratus, which from a technical, scientific standpoint is a separate species. See Agaricus fissuratus
on the MushroomExpert.Com web site.
on the www.first-nature.com web site.
Many mushrooms are poisonous and some are lethally poisonous. It can be very difficult to distinguish between an edible and a poisonous mushroom. Because of that, we recommend that you never eat wild mushrooms, and this site does not contain any information about the edibility or toxicity of mushrooms.
Although efforts have been made to ensure accuracy on this website, the information may contain errors and omissions. Therefore, the information presented here is for informational purposes only and should not be relied upon as any basis for consuming any plants or mushrooms.
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