| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Harvard University Herbaria Barcode(s) | 01085000 |
| Collector | |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Woburn |
| Locality | [no additional data] |
| Date Collected | 1894-10-27 |
| Substrate | on fruit of ... |
| Host | Alnus |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6385c4ab-b30a-4861-9eba-a23a43a734d2 |
| Harvard University Herbaria Barcode | 01085000 |
| Herbarium | FH |
| Previous ownership | Ex Herb. H. L. Jones; [ex] Burt Herb. |
| Family | Erysiphaceae |
| Determination | Erysiphe aggregata (Peck) Farlow |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
