| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera |
| Harvard University Herbaria Barcode(s) | 01122192 |
| Collector | E. Bartholomew |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas |
| Locality | Texarkana |
| Date Collected | 1913-10-20 |
| Container | North American Fungi |
| Host | Quercus marylandica |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2692358e-8454-4491-aaa3-76e968533f73 |
| Harvard University Herbaria Barcode | 01122192 |
| Herbarium | FH |
| Family | Erysiphaceae |
| Determination | Erysiphe densissima Schweinitz |
| Date Determined | 2025 |
| Determination Remarks | [current name] |
| Family | Erysiphaceae |
| Determination | Microsphaera extensa var. curta U. Braun |
| Determined by | Braun, Uwe |
| Date Determined | 1982-02-08 |
| Determination Remarks | [filed under] |
| Family | Erysiphaceae |
| Determination | Erysiphe extensa var. curta (U. Braun) U. Braun & S. Takamatsu |
| Family | Erysiphaceae |
| Determination | Microsphaera alni (de Candolle) G. Winter |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
