| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Melampsora |
| Harvard University Herbaria Barcode(s) | 00990495 |
| Collector | J. S. Boyce |
| Collector number | 923 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon: Lane County: Eugene |
| Locality | [no additional data] |
| Date Collected | 1921-12-03 |
| Verbatim Elevation | 1200' |
| Host | Populus trichocarpa |
| Project | Microfungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/de977c96-c7cb-478a-9e0e-c3e3b4b1365b |
| Harvard University Herbaria Barcode | 00990495 |
| Herbarium | FH |
| Family | Melampsoraceae |
| Determination | Melampsora occidentalis H. S. Jackson |
| Determined by | Boyce, John Shaw |
| Determination Remarks | [is filed under name] [is Current name] |
| Annotation Text | III |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
