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Agaricus diminutivus.   Click a photo to enlarge it.   back to list

Agaricus diminutivus Mushroom
Ref No: 6841
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location: North America
edibility: Inedible
fungus colour: White to cream, Yellow, Grey to beige
normal size: Less than 5cm
cap type: Convex to shield shaped
stem type: Ring on stem, Bulbous base of stem
flesh: Flesh discolours when cut, bruised or damaged
spore colour: Purplish to black
habitat: Grows on the ground

Agaricus diminutivus Pk. Cap 1-4cm across, ovate then expanded-umbonate; pinky-buff, darker in the center, bruising yellowish; smooth to slightly fibrillose, dry; fibrils pinkish brown to purplish. Gills free; dull pink then brown. Stem 30-60 x 3-6mm, equal, often with basal bulb; white bruising yellowish; smooth to slightly floccose fibrillose below the ring; ring single, thin, white. Flesh thin; white. Odor pleasant. Taste pleasant. Spores broadly ellipsoid, 4.5-5.5 x 3.5-5,. Deposit deep brown. Habitat scattered on soil and leaf litter. Found throughout northern North America. Season July-September. Probably edible but too small to eat.

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Scott Mudge (United States) - 15 March 2009

Spore print and cross sections. The card is 3x5in (7.6cm x 12.7cm).
Agaricus diminutivus
Scott Mudge (United States) - 15 March 2009

A group of specimens found in my backyard, in some mulch and leafy debris.
Agaricus diminutivus
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