| Barcode(s) | 01085178 | 
| Collector | F. J. Seaver | 
| Country | United States of America | 
| State | North Dakota | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: North Dakota: Cass County: Fargo | 
| Locality | [no additional data] | 
| Date Collected | 1907-08-** | 
| Container | North Dakota Fungi | 
| Substrate | On leaves | 
| Host | Corylus americana | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/41691553-ad4b-48da-b8e4-ca56f1b5a60f | 
| Harvard University Herbaria Barcode | 01085178 | 
| Herbarium | FH | 
| Previous ownership | [ex] E. Bartholemew Herb.; [ex] Agricultural College and Experiment Station | 
| Determination |  Erysiphe coryli-americanae M. Bradshaw | 
| Determined by | Mitchell, James Kameron | 
| Date Determined | 2025-03-18 | 
| Determination Remarks |  [filed under] [current name] | 
| Determination |  Microsphaera alni (de Candolle) G. Winter | 
| Determination Remarks |  [label name] | 
| Determination |  Microsphaera ellisii U. Braun | 
| Determined by | Braun, Uwe | 
| Date Determined | 1982-02-10 | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |