| Strain No. | LE-BIN 1851 |
| Scientific name of the strain | Gymnopus impudicus (Fries 1838) Antonin et al. 1997 |
| Synonym | Collybia impudica (Fries 1838) Singer 1944 |
| History | Psurtseva N.V. BIN |
| Received as | Collybia impudica (Fries, 1838) Singer, 1944 |
| Source of isolation | basidiospores |
| Location | North-western part of European Russia, shore of Otradnoe lake vic. Plodovoe village Otradnoye dendrological park of the Komarov Botanical Institute RAS |
| Geographics | Leningrad Region, Lodeynoye Pole District |
| Country | Russia |
| Medium | 446 |
| Incubation temp. (C) | 25 |
| Storage methods | S-4, W-1 |
| Pathogenicity group (SanPin 3.3686-21, 28.01.2021, Russia) | no |