| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Melampsora |
| Harvard University Herbaria Barcode(s) | 00989400 |
| Collector | G. G. Hedgcock |
| Country | United States of America |
| State | Rhode Island |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island: Washington County: Block Island (Rhode Island) |
| Locality | South side Old Harbor |
| Date Collected | 1919-07-15 |
| Substrate | leaves and stems |
| Host | Populus alba |
| Project | Microfungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/198a0671-9381-4788-b026-667c5ffc419a |
| Harvard University Herbaria Barcode | 00989400 |
| Herbarium | FH |
| Family | Melampsoraceae |
| Determination | Melampsora abietis-canadensis C. A. Ludwig |
| Determination Remarks | [filed under] [current name] |
| Annotation Text | I |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |