| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Harvard University Herbaria Barcode(s) | 01131067 |
| Collector | M. J. Bradshaw |
| Collector number | MJB H30 |
| 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 | Arnold Arboretum; BBM5 quadrant, blackwell foot path |
| Date Collected | 2021-09-01 |
| Host | On Juglans nigra |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7b7761f7-e051-43d3-98ac-b1a574c83376 |
| Harvard University Herbaria Barcode | 01131067 |
| Herbarium | FH |
| Family | Erysiphaceae |
| Determination | Erysiphe juglandis-nigrae (U. Braun) U. Braun & S. Takamatsu |
| Determined by | Bradshaw, Michael James |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
