| Species name | Panaeolus papilionaceus |
| Common name | Petticoat mottlegill |
| Cap | 1-5cm, hemispherical > broadly bell-shaped, colour varies from white to brown (often with olive tint), silky > fibrous and cracked, partial veiler remnant “teeth” on cap edge, |
| Gills | Adnate, grey > mottled > black with white gill edge |
| Stipe | 4-10cm, hairy, brittle, darkens towards base or upon handling |
| Growth form | Solitary or gregarious |
| Spore print | Black |
| Spore features | Lemon-shaped, smooth, germ-pore |
| Habitat | In pastures on dung |
| Season | Summer-Winter |
| Distribution | Widespread, common |
| Identifying feature | Teeth at cap edge |
| Similar species | Older specimens without cap “teeth” may appear similar to other coprophilous Panaeolus species. |
Irish Grassland Fungi 