| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Harvard University Herbaria Barcode(s) | 00941196 |
| Collector | M. J. Bradshaw |
| Collector number | MJB H67 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Suffolk County: Boston |
| Locality | Collected from the Arnold Arboretum nursery on accession number 65-2021, Boston, MA 02932 |
| Date Collected | 2021-09-21 |
| Host | On Quercus robur |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ea35b98e-2f49-4d93-b427-36b0090acb12 |
| Harvard University Herbaria Barcode | 00941196 |
| Herbarium | FH |
| Family | Erysiphaceae |
| Determination | Erysiphe alphitoides (Griffon & Maublanc) U. Braun & S. Takamatsu |
| Determined by | Bradshaw, Michael James |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
