Omphalotus oilseed (Omphalotus olearius) photo and description

Omphalotus oleifera (Omphalotus olearius)

  • Department: Basidiomycota (Basidiomycetes)
  • Subdivision: Agaricomycotina (Agaricomycetes)
  • Class: Agaricomycetes (Agaricomycetes)
  • Subclass: Agaricomycetidae (Agaricomycetes)
  • Order: Agaricales (Agaric or Lamellar)
  • Family: Omphalotaceae (Omphalot)
  • Genus: Omphalotus (Omphalot)
  • Species: Omphalotus olearius (Omphalotus oleifera)


  • Omphalot olive

  • Omphalotus oil

Omphalotus oilseed

Olive omphalot is a species of lamellar mushrooms from the Marasmiaceae family.

Olive omphalot hat:

the cap of the mushroom is rather dense and fleshy. In a young mushroom, the cap has a convex shape, then it becomes prostrate. In a fully ripe mushroom, the cap is depressed in the central part, even slightly funnel-shaped with strongly bent edges. There is a noticeable tubercle in the center. The skin of the cap is shiny, smooth, with radial thin veins. The diameter of the cap is from 8 to 14 centimeters. The surface is colored orange-yellow, reddish-yellow or yellowish-brown. Ripe mushrooms, in dry weather, turn brown with wavy, cracking edges.


high, strong stem of the mushroom is covered with longitudinal grooves. The leg is pointed at the base. The leg is slightly eccentric in relation to the cap. Sometimes located in the center of the cap. The leg is dense, of the same color as the cap or slightly lighter.


frequent, interspersed with a large number of short plates, wide, often branched, descending along the pedicle. It happens that a light glow emanates from the plates in the dark. The plates are colored yellowish or orange-yellow.

Olive omphalot pulp:

fibrous, firm flesh, yellowish. At the base, the flesh is slightly darker. It has an unpleasant odor and practically no taste.


smooth, transparent, spherical. Spore powder, also has no color.


The color of the cap can vary from yellow-orange to reddish-brown dark color. The hat is often covered with dark spots of various shapes. Mushrooms growing in olives are completely reddish-brown. The leg is the same color as the cap. The plates are golden, yellow with a light or intense shade of orange. The pulp may have light or dark spots.


Omphalotus oleifera grows in colonies on stumps of olives and other deciduous trees. Occurs in low mountains and plains. Fruiting from summer to late autumn. In olive and oak groves, bears fruit from October to February.


the mushroom is poisonous, but not fatal. Its use leads to severe gastrointestinal upset. Symptoms of poisoning appear about a couple of hours after eating the mushrooms. The main signs of poisoning are nausea, headache, dizziness, convulsions, colic, diarrhea and vomiting.