| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Pucciniastrum |
| Barcode(s) | 00956709 |
| Collector | J. R. Weir |
| Country | United States of America |
| State | Maryland |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maryland |
| Locality | Cabin John |
| Date Collected | 1921-10-02 |
| Host | Hydrangea arborescens |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/59a9c115-3cb4-41d6-9543-3a936b510ae4 |
| Harvard University Herbaria Barcode | 00956709 |
| Herbarium | FH |
| Previous ownership | Ex-Herbarium of James R. Weir |
| Family | Melampsoraceae |
| Determination | Pucciniastrum hydrangeae (Magnus) Arthur |
| Determined by | Weir, James Robert |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |