| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Uredinopsis |
| Barcode(s) | 01004437 |
| Collector | G. D. Darker |
| Collector number | 5440 |
| Country | Canada |
| State | Ontario |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Ontario: York County |
| Locality | Weston |
| Date Collected | 1935-09-10 |
| Host | On Dryopteris thelypteris (L.) A. Gray |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/eac93d23-290b-4159-a829-9f8f347d6394 |
| Harvard University Herbaria Barcode | 01004437 |
| Herbarium | FH |
| Family | Melampsoraceae |
| Determination | Uredinopsis atkinsonii Magnus |
| Determined by | Darker, Grant Dooks |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |