Marasmius
sp.
KW [Darwin] 56636. Place of collection: Ukraine; Sumy Oblast; Lebedyn District; Mikhailivs’ka Tsilina Nature Reserve (N50°45' E34°12'). Date of collection: 11 September 1957. Associated organism: Galium ruthenicum (debris). Collector: Saricheva, Z.A.. Identifier: Zerova, M.Ya..