Phylum: Basidiomycota Family: Lycoperdaceae
Bovista plumbea Pers.
Round, smooth and white when young but soon shedding the outer covering (ectoperidium) to reveal the spore sac (endoperidium). This is silvery-grey with an asymmetrical spore opening. On maturity it breaks from the substrate and rolls around in the wind, assisting spore release. In grassland with some humus, such as from grazing livestock
Pelger, Laessoe & Spooner (1995) British Puffballs, Earthstars and Stinkhorns
Overall (2017) Fungi: Mushroom & Toadstools of parks, gardens, heaths and woodlands