| VKM No. | Ac-1256 |
| Scientific name of the strain | Frankia sp. |
| History | J.G.Torrey USA |
| Source of isolation | rhizosphera of the alder, Alnus viridis subsp.crispa, root nodules |
| Geographics | Ontario |
| Country | Canada |
| Medium | 131 |
| Incubation temp. (C) | 28 |
| Storage methods | F-1, C-1 |
| Risk group | no |