| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Aecidium |
| Harvard University Herbaria Barcode(s) | 01012834 |
| Collector | A. B. Seymour |
| Collector number | 4803 |
| Country | United States of America |
| State | Illinois |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Illinois: McLean County |
| Locality | Lexington |
| Date Collected | 1882-05-29 |
| Container | Illinois Fungi |
| Host | Lactuca |
| Project | Microfungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bd92dd91-0707-484f-9699-d9e984fed1b3 |
| Harvard University Herbaria Barcode | 01012834 |
| Herbarium | FH |
| Previous ownership | ex Herb. State Laboratory of Natural History |
| Family | Pucciniaceae |
| Determination | Aecidium compositarium Martius |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
