| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Blumeria |
| Harvard University Herbaria Barcode(s) | 00972829 |
| Collector | T. A. Williams |
| Country | United States of America |
| State | South Dakota |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: South Dakota |
| Locality | Lake Hendricks |
| Date Collected | 1891-08-** |
| Host | on Poa nemoralis |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8c699751-2519-4833-932f-80ee89c0ffa6 |
| Harvard University Herbaria Barcode | 00972829 |
| Herbarium | FH |
| Previous ownership | Ex Herbarium of David Griffiths |
| Family | Erysiphaceae |
| Determination | Erysiphe graminis de Candolle |
| Determination Remarks | [0] [is label name] |
| Family | Erysiphaceae |
| Determination | Blumeria graminis (de Candolle) Speer |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
