| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Blumeria |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Barcode(s) | 00972839 |
| Collector | W. B. Cooke & V. G. Cooke |
| Collector number | 18433 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Siskiyou County: Mount Shasta |
| Locality | Horse Camp |
| Date Collected | 1946-09-04 [9-4-46] |
| Verbatim Elevation | 8000 ft. |
| Host | on Poa pratensis L. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ffbc667c-f6c0-4d4e-907b-aa30f1724f2a |
| Harvard University Herbaria Barcode | 00972839 |
| Herbarium | FH |
| Previous ownership | ex Herbario Wm. Bridge Cooke |
| Family | Erysiphaceae |
| Determination | Blumeria graminis (de Candolle) Speer |
| Determined by | Braun, Uwe |
| Date Determined | 1986-05-28 |
| Determination Remarks | [filed under] [current name] |
| Family | Erysiphaceae |
| Determination | Erysiphe graminis de Candolle |
| Determined by | Cooke, William Bridge |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |