Phylum: Basidiomycota Family: Agaricaceae
Lycoperdon excipuliforme (Scop.) Pers.
Widespread and common in both woodland and grassland, usually found as single specimens
Pelger, Laessoe & Spooner (1995) British Puffballs, Earthstars and Stinkhorns
Wood & Dunkelman (2017) Grassland Fungi: a field guide
Breitenbach & Kranzlin (1986) Fungi of Switzerland, Volume 2, Non-gilled Fungi