Very small whitish downy cap,gills at first white becoming pallid buff on Beech twigs,seem's to fit C.epibryus but not 100% sure.
Caution: Do NOT use iSpot to identify fungi to eat!
Some fungi are very poisonous so a mistaken ID could have serious consequences.
No interactions present.
compared to this http://www.leifgoodwin.co.uk/Fungi/Crepidotus%20epibryus.html
Perhaps it is C. variabilis/cesatii?
Lat/Lng: 55.0587, -2.2158
OS grid ref: NY863738