| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Melampsoraceae: Cronartium | 
| Harvard University Herbaria Barcode(s) | 00806739 | 
| Collector | A. B. Seymour | 
| Collector number | 1428 | 
| Country | United States of America | 
| State | Illinois | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Illinois | 
| Locality | Belvidere | 
| Date Collected | 1881-09-02 | 
| Host | Comandrae umbellatae | 
| Project | Microfungi TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a14e9bc1-b8ff-42ce-a091-1e04cc7db052 | 
| Harvard University Herbaria Barcode | 00806739 | 
| Herbarium | FH | 
| Previous ownership | ex Herb. State Laboratory of Natural History | 
| Family | Melampsoraceae | 
| Determination | Cronartium comandrae Peck | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |