| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera |
| Harvard University Herbaria Barcode(s) | 01122158 |
| Collector | F. A. Wolf et al. |
| Collector number | 268 |
| Country | United States of America |
| State | North Carolina |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: North Carolina |
| Locality | Hollow Rock |
| Date Collected | 1928-10-06 |
| Host | On Quercus Phellos L. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cac391de-c7b1-4f20-a282-40c7e6f627e0 |
| Harvard University Herbaria Barcode | 01122158 |
| Herbarium | FH |
| Previous ownership | Gift of F. A. Wolf |
| Family | Erysiphaceae |
| Determination | Erysiphe phellos M. Bradshaw, U. Braun & Quijada |
| Date Determined | 2025 |
| Determination Remarks | [filed under] [current name] |
| Family | Erysiphaceae |
| Determination | Compare Microsphaera calocladophora G. F. Atkinson |
| Determined by | Braun, Uwe |
| Date Determined | 1987-03-24 |
| Annotation Text | Immature! |
| Family | Erysiphaceae |
| Determination | Erysiphe calocladophora (G. F. Atkinson) U. Braun & S. Takamatsu |
| Family | Erysiphaceae |
| Determination | Microsphaera alni (de Candolle) G. Winter |
| Determined by | Wolf, Frederick Adolph |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
