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Cross section of fruiting body, showing pigment under skin and free gills. A large, conspicuous mushroom, Amanita muscaria is generally common and numerous where it grows, and is often found in groups with basidiocarps in all stages of development. Fly agaric fruiting bodies emerge from the soil looking like white eggs.
Amatoxins, the class of toxins found in these mushrooms, are thermostable: they resist changes due to heat, so their toxic effects are not reduced by cooking. Amanita phalloides is the most poisonous of all known mushrooms. [6] [7] [8] It is estimated that as little as half a mushroom contains enough toxin to kill an adult human. [9]
The genus Amanita was first published with its current meaning by Christian Hendrik Persoon in 1797. [1] Under the International Code of Botanical Nomenclature, Persoon's concept of Amanita, with Amanita muscaria (L.) Pers. as the type species, has been officially conserved against the older Amanita Boehm (1760), which is considered a synonym of Agaricus L. [2]
Amanita atkinsoniana, also known as the Atkinson's amanita, [3] is a species of fungus in the family Amanitaceae. The fruit body is white to brownish, with caps up to 12.5 centimetres (5 inches) in diameter, and stems up to 20 cm (7 + 3 ⁄ 4 in) long. The surface of the cap is covered with brownish conical warts.
Amanita frostiana, ... is a small yellow-to-red fungus found in eastern North America ... The other characteristics of the other parts of its body are as follows:
Amanita aestivalis, commonly known as the white American star-footed amanita, [2] is a species of fungus in the mushroom family Amanitaceae. The cap of the white fruit body is 5 to 8.5 centimetres (2 to 3 + 1 ⁄ 4 inches) in diameter. It sits atop a stem that is 8.5 to 16 cm (3 + 1 ⁄ 4 to 6 + 1 ⁄ 4 in) long. The entire fruit body will ...
In L.A., two products did not contain any tryptamines but tested positive for muscimol, one of the compounds found in Amanita muscaria, a legal kind of hallucinogenic mushroom linked to ...
Amanita ocreata was first described by American mycologist Charles Horton Peck in 1909 from material collected by Charles Fuller Baker in Claremont, California. [5] The specific epithet is derived from the Latin ocrěātus 'wearing greaves' from ocrea 'greave', [6] referring to its loose, baggy volva. [7] Amanita bivolvata is a botanical synonym.