| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Podosphaera |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Sphaerotheca |
| Barcode(s) | 01085200 |
| Collector | A. Nelson |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming |
| Locality | Wheatland |
| Date Collected | 1905-09-02 |
| Container | Plants of Wyoming |
| Host | On Senecio perplexus A. Nels. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8e364a44-e6a4-4fa2-b612-2234838fb1b1 |
| Harvard University Herbaria Barcode | 01085200 |
| Herbarium | FH |
| Previous ownership | From the Rocky Mountain Herbarium. University of Wyoming, Laramie. No. 8997 |
| Family | Erysiphaceae |
| Determination | Podosphaera senecionis U. Braun |
| Determination Remarks | [filed under] [current name] |
| Family | Erysiphaceae |
| Determination | Sphaerotheca humuli var. fuliginea (Schlechtendal: Fries) E. S. Salmon |
| Determination Remarks | [label name] |
| Family | Erysiphaceae |
| Determination | Sphaerotheca fusca (Fries) S. Blumer: Fries |
| Determined by | Braun, Uwe |
| Date Determined | 1987-04-02 |
| Annotation Text | em. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |