Fungus · GBIF taxon 5243374
Pavement Mushroom
Agaricus bitorquisAlso known as Band Agaric, Spring Agaric, Urban Agaric, Torq
Pavement mushrooms are remarkably sturdy fungi famous for their ability to push directly through asphalt, cracked concrete, and heavily compacted soil. They feature a smooth to slightly scaly white cap, pinkish-to-brown gills, and a distinct double-banded ring around the stocky stem. Emerging primarily in spring and summer after warm rains, these adaptable saprotrophs help break down buried organic material in urban settings.
UrbanSpringSaprotrophic
1 / 7—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & prey
- Saprotrophic (decomposes organic matter in soil)
Predators
- Fungus gnats
- Slugs
- Rodents
ThreatsPervasive soil contamination in heavy traffic zones
HabitatsUrban areas, roadsides, compacted dirt paths, lawns, parks
Life spanMushrooms persist 3–7 days; underground mycelium lives perennially
Size / weightNot available
Classification
- OrderAgaricales
- FamilyAgaricaceae
- GenusAgaricus
- SpeciesAgaricus bitorquis
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Many wild mushrooms have toxic look-alikes; never eat wild fungi based on app identification alone.
Responsible observation
- Observation: Look for firm white caps pushing up asphalt near sidewalk edges and paved paths.
- Stem Ring: Examine the stalk for a distinct double-edged ring formed by the collapsing veil.
- Spore Print: Press the cap onto white paper to produce a dark chocolate-brown spore print.
Toxic Look-Alike Velella / CC BY-SA 3.0 · cc-by-sa
Deadly Look-Alike Dan Molter (shroomydan) / CC BY-SA 3.0 · cc-by-sa
Close Relative (c) Adam J. Searcy, some rights reserved (CC BY), uploaded by Adam J. Searcy · cc-by
Close Relative (c) anonymous, some rights reserved (CC BY-SA) · cc-by-sa
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