| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Podosphaera |
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Sphaerotheca |
| Harvard University Herbaria Barcode(s) | 01122046 |
| Collector | J. P. Tracy |
| Collector number | 13442 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Humboldt County |
| Locality | Grouse Mountain |
| Date Collected | 1934-07-18 |
| Verbatim Elevation | 5000 feet |
| Container | California Fungi |
| Host | On Navarretia divaricata (Torr.) Greene |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/43f53d29-3b14-4306-b83b-d4f24eb4520c |
| Harvard University Herbaria Barcode | 01122046 |
| Herbarium | FH |
| Previous ownership | Distributed by the Herbarium of the University of California |
| Family | Erysiphaceae |
| Determination | Podosphaera collomiae (U. Braun) U. Braun & S. Takamatsu |
| Determination Remarks | [current name] |
| Family | Erysiphaceae |
| Determination | Sphaerotheca collomiae U. Braun |
| Determined by | Braun, Uwe |
| Date Determined | 1987-04-02 |
| Determination Remarks | [filed under] |
| Family | Erysiphaceae |
| Determination | Sphaerotheca humuli (de Candolle) Burrill |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
