| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Phyllactinia | 
| Barcode(s) | 01122120 | 
| Collector | C. T. Rogerson | 
| Country | United States of America | 
| State | New York | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Suffolk County | 
| Locality | Hither Hills State Park | 
| Date Collected | 1964-10-11 | 
| Container | Fungi of New York | 
| Substrate | on leaves | 
| Host | Quercus velutina Lam. | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ab4823a9-1921-4450-9f28-a3ab19b9a467 | 
| Harvard University Herbaria Barcode | 01122120 | 
| Herbarium | FH | 
| Previous ownership | [ex] Herbarium of the New York Botanical Garden | 
| Family | Erysiphaceae | 
| Determination |  Phyllactinia angulata (E. S. Salmon) S. Blumer | 
| Determined by | Braun, Uwe | 
| Date Determined | 1987-01-29 | 
| Determination Remarks |  [filed under] [current name] | 
| Family | Erysiphaceae | 
| Determination |  Phyllactinia guttata (Wallroth) Léveillé | 
| Determined by | Rogerson, Clark Thomas | 
| Determination Remarks |  [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |