One of the commonest member of this genus, found on woodland tracks, thin soil, meadow borders and similar. Quite variable in colour from light brown to deep chocolate brown

References: 
Hansen & Knudsen (2000) Nordic Macromycetes, Vol.1: Ascomycetes
Overall (2017) Fungi: Mushroom & Toadstools of parks, gardens, heaths and woodlands
O'Reilly (2016) Fascinated by Fungi