| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera |
| Barcode(s) | 01122206 |
| Collector | J. S. Boyce |
| Collector number | 1113 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon: Lincoln County |
| Locality | Near Waldport |
| Date Collected | 1923-10-10 |
| Verbatim Elevation | 300' |
| Host | on Alnus oregona, Nutt. |
| Frequency | Rare |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/46c29a31-a279-4071-873b-1d0250b9ae0e |
| Harvard University Herbaria Barcode | 01122206 |
| Herbarium | FH |
| Family | Erysiphaceae |
| Determination | Erysiphe penicillata (Wallroth) Link |
| Determination Remarks | [current name] |
| Family | Erysiphaceae |
| Determination | SensuStricto Microsphaera penicillata (Wallroth) Léveillé |
| Determined by | Braun, Uwe |
| Date Determined | 1982 |
| Determination Remarks | [filed under] |
| Family | Erysiphaceae |
| Determination | Microsphaera alni (de Candolle) G. Winter |
| Determined by | Reed, George Matthew |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |