| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Hyalopsora |
| Harvard University Herbaria Barcode(s) | 00990101 |
| Collector | W. B. Cooke & V. G. Cooke |
| Collector number | 23546 |
| Country | United States of America |
| State | Idaho |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Idaho: Nez Perce County |
| Locality | north facing slope in the bottom of Clearwater Canyon, 4-8 miles east of S. R. Lenormandore on south side of State Route 9, T36N, R1W, S4 |
| Date Collected | 1948-06-05 |
| Verbatim Elevation | 9900 ft. |
| Habitat | Pseudotsuga taxifolia association, douglas fir zone, dense near-climax forest |
| Host | Cystopteris fragilis |
| Project | Microfungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7527f9e4-b47b-46f0-beab-d526c8b4e9ca |
| Harvard University Herbaria Barcode | 00990101 |
| Herbarium | FH |
| Previous ownership | ex Herbario Wm. Bridge Cooke |
| Family | Melampsoraceae |
| Determination | Hyalopsora polypodii (Persoon) Magnus |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
