| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera |
| Barcode(s) | 01122170 |
| Collector | H. C. Greene |
| Collector number | HCG 1020 |
| Country | United States of America |
| State | Wisconsin |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wisconsin: Dane County: Madison |
| Locality | [no additional data] |
| Date Collected | 1945-09-21 |
| Host | On Desmodium illinoense |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9863a145-3d72-47bb-92cd-b07c45e904c4 |
| Harvard University Herbaria Barcode | 01122170 |
| Herbarium | FH |
| Previous ownership | From the Herbarium of the University of Wisconsin |
| Family | Erysiphaceae |
| Determination | Erysiphe diffusa (Cooke & Peck) U. Braun & S. Takamatsu |
| Determination Remarks | [current name] |
| Family | Erysiphaceae |
| Determination | Microsphaera diffusa Cooke & Peck |
| Determined by | Greene, Henry Campbell |
| Determination Remarks | [filed under] [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |