Months observed
Wrinkled fieldcap
Agrocybe rivulosa
An informal survey of the plant and animal life living in or visiting the grounds of Pointfield, Kelso since 2015
Fungi
Large fungus up to 10 cm in diameter. Cap initially conical becoming convex; off-white with yellow-staining apex; consistently and distinctly wrinkled towards margins which are inturned. Gills turning darker brown. Stalk long and moderately slender, smooth with prominent floppy ring.
Appeared in, and restricted to, deep pile of hardwood woodchips in June, 2018 deposited in wooded corner of garden. Formed a large mushroom ring about 1 m radius.