Agaricus xanthodermus

Agaricus xanthodermus
Scientific classification
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Agaricaceae
Genus: Agaricus
Species:
A. xanthodermus
Binomial name
Agaricus xanthodermus
Genev. (1876)
Synonyms
  • Pratella xanthoderma (Genev.) Gillet (1884)
  • Psalliota xanthoderma (Genev.) Richon & Roze (1885)
  • Fungus xanthodermus (Genev.) Kuntze (1898)
Agaricus xanthodermus
Gills on hymenium
Cap is convex
Hymenium is free
Stipe has a ring
Spore print is brown
Ecology is saprotrophic
Edibility is not recommended or poisonous

Agaricus xanthodermus, commonly known as the yellow-staining agaricus, yellow-staining mushroom or yellow-stainer, is a species of fungus in the genus Agaricus. It displays a strong yellow colouration at the base of the stem when cut. It has a phenolic smell. It is poisonous for most people, causing gastric upset, but can be eaten by some without apparent negative effect.