Английская Википедия:Amanita crocea

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Версия от 01:54, 30 января 2024; EducationBot (обсуждение | вклад) (Новая страница: «{{Английская Википедия/Панель перехода}} {{Short description|Species of fungus}} {{stack begin}} {{Speciesbox | name = Saffron ringless amanita | image =Amanita_crocea_-_Lindsey.jpg | image_caption = ''Amanita crocea'' from Commanster, Belgium | genus = Amanita | species = crocea | authority = (Quél. in Bourd.) Singer ex Singer | synonyms_ref = <ref>{{cite web|title=Amanita crocea (Quél.) Singer 1951 |url=http://www.mycoba...»)
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Amanita crocea, the saffron ringless amanita,[1] is a species of Amanita widely distributed in Europe. It is not recommended for consumption due to its similarity to poisonous species of the genus.

Description

Файл:Amanita.crocea2.-.lindsey.jpg
Amanita crocea from Commanster, Belgium
  • Cap: The cap is free of rings with the volva and has a diameter of Шаблон:Convert, yellow-orange in colour with an apricot tinge at the centre. It expands to become flat or sometimes convex at the umbo, a small raised central area.
  • Volva: Thick, white, at least Шаблон:Convert wide, saffron orange or a little browner than that in colour in the centre when fresh and paler at the margin.
  • Gills: Gills are free and cream in mass (sometimes with a slight salmon or pinkish reflection, and 2–3± millimetres broad.)
  • Stem/stipe: The stem or stipe is Шаблон:Convert long and 1–1.5 cm in diameter, tapering, decorated with paler fibrils in a "flame" pattern, with the decoration later becoming orange or brown-orange (darker than the underlying stipe surface) with a membranous sack-like volva at the base.
  • Spores: The white spores measure (8.0-) 9.4 - 11.8 (-18.8) x (7.5-) 8.5 - 11.0 (-16.0) µm.[2][3]

Similar species

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It is similar to Amanita fulva (orange-brown ringless amanita or tawny grisette) and A. caesarea (Caesar's mushroom), belonging to the Vaginatae and Caesareae sections of the Amanita genus, respectively.

The edible tawny grisette is a basidiomycete mushroom located in North America and Europe.[4] It is easily confused with the 'death cap', though is not as substantial. The structure is relatively flimsy and the hollow stem often breaks, even when handled very gently.[5] It has fibres on its stalk usually.[6]

The second similar species, the Caesar's mushroom, is the type species (a species to which the name of a genus is permanently linked) of the Caesareae section of the genus Amanita. It has a distinctive orange cap, yellow gills and stem. Similar orange-capped species occur in North America and India.[7][8]

Ecology

The fungi can occur infrequently between July and October in mycorrhizal with hardwood trees, particularly birch and beech in clearings. Its odour is sweet-smelling and it has a mildly nutty sweet taste.[9] It has also been reported from Iran.[10]

Uses

While edible, guides advise not to eat it as many similar-looking Amanitas are very poisonous.[11]

See also

References

Шаблон:Reflist Шаблон:Amanitas Шаблон:Taxonbar