| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Barcode(s) | 01085010 |
| Collector | C. R. Quick |
| Collector number | 41-42 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Plumas County |
| Locality | Big Bar Mt., S. of Lake Almanor |
| Date Collected | 1941-09-02 |
| Container | California Fungi |
| Host | On Artemisia tridentata Nutt. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d3c8c8d5-961d-4631-93e6-c0f4438e9bef |
| Harvard University Herbaria Barcode | 01085010 |
| Herbarium | FH |
| Previous ownership | [ex] Herbarium of the University of California |
| Family | Erysiphaceae |
| Determination | Erysiphe artemisiae Greville |
| Determined by | Braun, Uwe |
| Date Determined | 1984-01-24 |
| Determination Remarks | [filed under] [current name] |
| Annotation Text | rev. |
| Family | Erysiphaceae |
| Determination | Erysiphe cichoracearum de Candolle |
| Determined by | Bonar, Lee |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |