| 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 |