| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Harvard University Herbaria Barcode(s) | 01122099 |
| Collector | J. M. Grant |
| Country | United States of America |
| State | Washington |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Washington |
| Locality | Marysville |
| Date Collected | 1928-06-** |
| Host | on Hosackia parviflora |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/29df9965-7dcb-43e4-9d7a-28d7856befcb |
| Harvard University Herbaria Barcode | 01122099 |
| Herbarium | FH |
| Previous ownership | [ex] Herb. J. M. Grant; E. Bartholomew Herb. |
| Family | Erysiphaceae |
| Determination | Erysiphe polygoni de Candolle |
| Determination Remarks | [0] [is label name] |
| Family | Erysiphaceae |
| Determination | Erysiphe pisi de Candolle |
| Determined by | Braun, Uwe |
| Date Determined | 1983 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
