| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Aecidium |
| Harvard University Herbaria Barcode(s) | 01012840 |
| Collector | C. E. Bessey |
| Collector number | 105 |
| Country | United States of America |
| State | Iowa |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Iowa: Story County: Ames |
| Locality | [no additional data] |
| Date Collected | 1878-10-19 |
| Host | silphium laciniatum |
| Project | Microfungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c6d8727d-cc71-427e-9990-4f9896579b45 |
| Harvard University Herbaria Barcode | 01012840 |
| Herbarium | FH |
| Previous ownership | ex Herb. Ellis; ex Herb. W. G. Farlow |
| Family | Pucciniaceae |
| Determination | Aecidium compositarium Martius |
| Determined by | Ellis, Job Bicknell |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |