| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera | 
| Harvard University Herbaria Barcode(s) | 01122264 | 
| Collector | R. Thaxter | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Lunenburg | 
| Locality | [no additional data] | 
| Date Collected | 1884-07-21 | 
| Host | On Vaccinium vacillans | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e653e31e-0f51-47c6-b1d4-7fd161783965 | 
| Harvard University Herbaria Barcode | 01122264 | 
| Herbarium | FH | 
| Family | Erysiphaceae | 
| Determination | Microsphaera vaccinii Cooke & Peck | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |