| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe | 
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Uncinula | 
| Barcode(s) | 01085379 | 
| Collector | J. F. Collins | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine | 
| Locality | Waterville | 
| Date Collected | 1917-09-04 | 
| Host | on Populus candicans | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/54ae7d83-5b35-4d51-8cca-06975edb9164 | 
| Harvard University Herbaria Barcode | 01085379 | 
| Herbarium | FH | 
| Previous ownership | [ex] Herbarium of J. Franklin Collins, Donated, 1939; [ex] Forest Pathology No. 17431, Providence, R.I. | 
| Family | Erysiphaceae | 
| Determination |  Erysiphe adunca (Wallroth) Fries: Fries | 
| Determination Remarks |  [current name] | 
| Family | Erysiphaceae | 
| Determination |  Uncinula adunca (Wallroth) Léveillé | 
| Determined by | Rathbun-Gravatt, Anne Evelyn | 
| Determination Remarks |  [filed under] [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |