How to identify Dung Roundhead

To correctly identify Dung Roundhead (Stropharia semiglobata), check each of these features in order. Misidentification is the most common cause of mushroom poisoning, so cross-reference multiple sources.

Step-by-step identification

1. 1

   Cap

   Shape, color, surface texture, and diameter.

   The cap is typically hemispherical to convex, with a smooth, slimy surface. Its color ranges from yellowish-brown to tan, often fading to pale yellow as it matures. The cap diameter is usually between 1 to 3 cm.

2. 2

   Gills

   Attachment to stem, color, and spacing.

   The gills are adnate to adnexed, closely spaced, and initially pale gray, turning purplish-brown as the spores mature.

3. 3

   Stem

   Length, shape, surface, and any ring.

   The stem is slender, cylindrical, and typically 4 to 10 cm long and 2 to 4 mm thick. It is smooth, slimy, and yellowish-brown in color, often darker towards the base. A ring is absent.

4. 4

   Flesh

   Color, texture, and bruising reaction.

   The flesh is thin and yellowish.

5. 5

   Fruiting body

   Overall growth pattern.

   The fruiting body of Stropharia semiglobata is small and delicate.

6. 6

   Habitat

   Where it grows and on what substrate.

   This mushroom is commonly found growing on dung, especially horse or cow dung, in pastures, meadows, and grassy areas. It is widely distributed and can be found in many parts of the world.

Key Facts

Cap surfaces

Smooth, slimy

Growth Form

Solitary to scattered

Spore Print

Purplish-brown

Body color

Yellowish-brown to tan

Odor

Not distinctive

Flesh bruises

No bruising

Height

4-10 cm

Cap Diameter

1-3 cm

Fruit body characteristics

• Gill attachment: Adnate to adnexed
• Stem shape: Cylindrical
• Stem surface: Smooth, slimy
• Ring: Absent
• Stem cross-section: Solid

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