| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera |
| Classification 2 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe |
| Harvard University Herbaria Barcode(s) | 00972717 |
| Type Status | Possible Isolectotype |
| Collector | |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania |
| Locality | Bethlehem |
| Substrate | fol. |
| Host | V. prunifolii [Viburnum prunifolium] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/98578cb8-343b-42c3-b0ba-6efa0db805b8 |
| Harvard University Herbaria Barcode | 00972717 |
| Herbarium | FH |
| Previous ownership | [ex] Herb. Schw. |
| Family | Erysiphaceae |
| Determination | Erysiphe viburni Schweinitz |
| Determination Remarks | [is filed under name] [is label name] |
| Family | Erysiphaceae |
| Determination | Microsphaera sparsa Howe |
| Determined by | Braun, Uwe |
| Date Determined | 1984-12-04 |
| Determination Remarks | [0] [is Current name] |
| Annotation Text | Erysiphe viburni Schw. (=Microsphaera sparsa Howe) Isotypus! |
| Family | Erysiphaceae |
| Type Status | Possible Isolectotype |
| Possible Isolectotype of | Erysiphe viburni Schweinitz |
| Determination Remarks | [0] |
| Taxon Reference | (for Erysiphe viburni Schweinitz) Trans. Amer. Philos. Soc. 1832 ["1834"]. n.s. 4(2): 269. |
| Subcollection | Curtis Herbarium |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
