unitendifies large gill mushroom- field blewit?

unitendifies large gill mushroom- field blewit?

Observation - unitendifies large gill mushroom- field blewit? - UK and Ireland. Description: Gill mushroom- very fleshy, broadly convex cap, mid brown with no scales, smooth, slightly greasy, very firm texture. Gills crowded, not of equal length, pale colour and sinute, I think adnexed Stipe, short and stubby, cylindrical. Fibrous, and soli

Gill mushroom- very fleshy, broadly convex cap, mid brown with no scales, smooth, slightly greasy, very firm texture.
Gills crowded, not of equal length, pale colour and sinute, I think adnexed
Stipe, short and stubby, cylindrical. Fibrous, and solid when cut ion cross section. pale colour
habitat, mown grassland - grass verge, near sycamore trees
thought it maybe field blewit, but stipe not lilac an or club shaped?