| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Pucciniastrum | 
| Harvard University Herbaria Barcode(s) | 00956706 | 
| Collector | M. S. Clemens | 
| Collector number | 12022b | 
| Country | United States of America | 
| State | Pennsylvania | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Lycoming County | 
| Locality | Cogan Valley | 
| Date Collected | 1918-08-21 | 
| Host | On Hydrangea arborescens L. | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c7360688-bec4-40ca-a17d-ecf1124ba441 | 
| Harvard University Herbaria Barcode | 00956706 | 
| Herbarium | FH | 
| Family | Melampsoraceae | 
| Determination | Pucciniastrum hydrangeae (Magnus) Arthur | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |