How to Differentiate Between Large white Leucopaxallus and St. George's mushroom?
St. George's mushroom: Gills are adnate (broadly attached) to slightly emarginate (notched).
Large white Leucopaxallus: Gills are decurrent, running down the stem.
St. George's mushroom: It has a distinctive pleasant, floury smell.
Large white Leucopaxallus: Lacks a distinctive smell, often mild or not noticeable.
St. George's mushroom: Prefers grassy areas, often found in meadows.
Large white Leucopaxallus: Favors wooded areas, typically found under conifers.