| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera |
| Harvard University Herbaria Barcode(s) | 01122156 |
| Collector | R. Zuck & F. Zuck |
| Collector number | 11879 |
| Country | United States of America |
| State | Tennessee |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Tennessee: Knox County |
| Locality | Cherokee Drive |
| Date Collected | 1938-10-** |
| Container | Flora of Tennessee, Fungi |
| Host | Quercus velutina |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/de911658-98c3-436c-a080-63325784e6d4 |
| Harvard University Herbaria Barcode | 01122156 |
| Herbarium | FH |
| Previous ownership | [ex] Herbarium of the University of Tennessee |
| Family | Erysiphaceae |
| Determination | Erysiphe extensa (Cooke & Peck) U. Braun & S. Takamatsu |
| Date Determined | 2025 |
| Determination Remarks | [current name] |
| Family | Erysiphaceae |
| Determination | Microsphaera extensa Cooke & Peck |
| Determination Remarks | [filed under] |
| Family | Erysiphaceae |
| Determination | Microsphaera calocladophora G. F. Atkinson |
| Family | Erysiphaceae |
| Determination | Erysiphe calocladophora (G. F. Atkinson) U. Braun & S. Takamatsu |
| Family | Erysiphaceae |
| Determination | Microsphaera alni var. calocladophora (G. F. Atkinson) E. S. Salmon |
| Determined by | Zuck, R. |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
