Agaricus argyropotamicus
Described by Spegazzini in 1898 from the Rio de la Plata region of Argentina (the name means 'of the silver river'). GBIF records from Africa, Australia, the Americas and the Caribbean suggest it is used for a widespread warm-climate grassland mushroom, but those identifications are unverified.
Where it grows wild
Presumably a soil saprotroph of grassland and disturbed ground in warm climates.
Few records carry an elevation.
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The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:
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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.