Species details

Gemmed Amanita

Amanita gemmata

Poisonous
Gemmed Amanita – Amanita gemmata

Photo: JovanaKoturov · CC BY-SA 4.0 · Photo source · License

Description

A yellow to ochre Amanita with white veil patches on the cap, white gills and a ring.

Identification features

The base is bulbous with veil remnants; the species may contain ibotenic acid and muscimol.

Identification checklist

Check the entire fruitbody for identification. A yellow to ochre Amanita with white veil patches on the cap, white gills and a ring. The base is bulbous with veil remnants; the species may contain ibotenic acid and muscimol. Typical habitat: Coniferous and mixed woodland, often on sandy or acidic soils.

Detailed features

Cap
5–11 cm, hemispherical to expanded, pale to stronger yellow, often with sparse white veil remnants; margin striate.
Hymenophore
Gills white, crowded, broad and free from the stem.
Stem
6–12 × 1–2 cm, white, with a ring around mid-stem; base bulbous with veil remnants.
Flesh
White, delicate and brittle; yellowish beneath the cap skin.
Smell
Indistinct.
Taste
Do not taste.
Spore print
White.

Size

Cap diameter
5–11 cm
Stem height
6–12 cm
Stem diameter
1–2 cm

Habitat

Coniferous and mixed woodland, often on sandy or acidic soils.

Fruiting period

May, June, July, August, September, October

Ecology

Trophic mode
Mycorrhizal
Substrate
Forest soil
Notes
A mycorrhizal species of various woodland types, fruiting from late spring into autumn.

How to separate similar species

Compare especially with these similar species: Amanita muscaria, Amanita citrina, Amanita pantherina. Check the combination of cap shape and colour, spore-bearing surface, stem, flesh changes and habitat. A single feature or photograph is not enough; if the key characters do not match the description, do not treat the identification as confirmed.

Similar species

Interesting facts

Did you know? The species can cause pantherina syndrome and should therefore be treated as a poisonous amanita.

Extended-description sources