| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Cronartium |
| Harvard University Herbaria Barcode(s) | 00806862 |
| Collector | G. G. Hedgcock |
| Country | United States of America |
| State | District of Columbia |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: District of Columbia: Washington |
| Locality | Pathological Greenhouse 5 |
| Date Collected | 1920-05-25 |
| Habitat | potted trees |
| Substrate | leaves |
| Host | Quercus gambelii |
| Frequency | sparse to medium |
| Project | Microfungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6a9a153f-691a-4e15-9130-76b3446ce83e |
| Harvard University Herbaria Barcode | 00806862 |
| Herbarium | FH |
| Previous ownership | ex Herbarium J. H. Faull 9782; F.P. 36021 |
| Family | Melampsoraceae |
| Determination | Cronartium quercuum (Berkeley) Miyabe ex Shirai |
| Determined by | Hedgcock, George Grant |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
