| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera |
| Barcode(s) | 01122147 |
| Collector | J. J. Davis |
| Country | United States of America |
| State | Wisconsin |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wisconsin |
| Locality | Chippewa Falls |
| Date Collected | 1922-09-21 |
| Host | on Quercus bicolor |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/05f79280-eb37-4a9c-8068-37080ff711ae |
| Harvard University Herbaria Barcode | 01122147 |
| Herbarium | FH |
| Previous ownership | From the Herbarium of the University of Wisconsin |
| Family | Erysiphaceae |
| Determination | Erysiphe abbreviata (Peck) U. Braun & S. Takamatsu |
| Determination Remarks | [current name] |
| Family | Erysiphaceae |
| Determination | Microsphaera abbreviata Peck |
| Determined by | Braun, Uwe |
| Date Determined | 1982 |
| Determination Remarks | [filed under] |
| Family | Erysiphaceae |
| Determination | Microsphaera alni (de Candolle) G. Winter |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
