White king oyster mushroom
Agaricus augustus
Edible
★★★★☆
Taste rating: 4 out of 5
How to identify it
Cap
Large Agaricus with a white to cream-coloured cap often covered with large brownish scales. The cap can become very large.
Underside
The gills are initially light, then pink and finally dark brown as the spores mature.
Stem
Strong white stem with a distinct ring. The stem is often long and thick relative to the cap.
Smell
Mild to pleasant mushroom smell.
Occurrence and habitat
Grows on the ground in deciduous and mixed forest, parks, roadsides and other nutrient-rich soil.
Look-alike species
These mushrooms can resemble White king oyster mushroom. Look closely at features, habitat and images to see the differences.

Yellow-staining mushroom
Agaricus xanthodermus
Poisonous
The yellow-staining mushroom often yellows when pressed and has an unpleasant phenolic smell.
Read more about Yellow-staining mushroom ›Preparation
Use young and firm specimens. Clean and fry thoroughly. Large caps can be divided or sliced before cooking.
Recipe suggestions
Oven-baked king mushroom: fill large caps with butter-fried onion, parsley and breadcrumbs. Bake until the mushroom is thoroughly cooked.
Images – study the mushroom from several angles
Click an image to display it as the main image.

⚠ Important safety information
Säker identifiering är viktig eftersom vita champinjoner kan förväxlas med giftiga arter. Kontrollera skivor, ring, lukt och missfärgning.
Säker identifiering är viktig eftersom vita champinjoner kan förväxlas med giftiga arter. Kontrollera skivor, ring, lukt och missfärgning.
Facts and sources
Sources
Svampguiden; SLU Artdatabanken/Artfakta.
Svampguiden; SLU Artdatabanken/Artfakta.
Batch 12 supplemented – should be finally checked against a