| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe | 
| Barcode(s) | 00456661 | 
| Collector | P. L. Ricker | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Penobscot County: Orono | 
| Locality | [no additional data] | 
| Date Collected | 1898 | 
| Container | Flora of Maine | 
| Substrate | On cultivated peas [Pisum sativum] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cf9c0556-3bc3-4741-a436-ddb40d1b3d75 | 
| Harvard University Herbaria Barcode | 00456661 | 
| Herbarium | NEBC | 
| Previous ownership | [ex] Herb. E. D. Merrill | 
| Family | Erysiphaceae | 
| Determination |  Erysiphe pisi de Candolle | 
| Determination Remarks |  [filed under] [current name] | 
| Family | Erysiphaceae | 
| Determination |  Erysiphe communis (Wallroth) Schlechtendal: Fries | 
| Determination Remarks |  [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |