| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Harvard University Herbaria Barcode(s) | 01122093 |
| Collector | J. Dearness |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: San Bernardino County: Ontario |
| Locality | [South end of shore of Lake Huron] |
| Host | on Parnassia |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/11e967c4-4ebc-40b4-a5d4-c8c931dc36e9 |
| Harvard University Herbaria Barcode | 01122093 |
| Herbarium | FH |
| Family | Erysiphaceae |
| Determination | Erysiphe polygoni de Candolle |
| Determination Remarks | [0] [is label name] |
| Family | Erysiphaceae |
| Determination | Erysiphe parnassiae (Halsted) Jaczewski |
| Determined by | Braun, Uwe |
| Date Determined | 1983-05-05 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
