| Classification | Polyporaceae: Irpex |
| Harvard University Herbaria Barcode(s) | 00532361 |
| Collector | E. T. Harper & S. A. Harper |
| Collector number | 184 |
| Country | United States of America |
| State | Illinois |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Illinois: Cook County: River Forest |
| Locality | [no additional data] |
| Date Collected | 1899-04-16 |
| Project | Macrofungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/536dfcbf-2008-4ebb-978b-5edaff52d70c |
| Harvard University Herbaria Barcode | 00532361 |
| Herbarium | FH |
| Family | Polyporaceae |
| Determination | Irpex lacteus (Fries) Fries: Fries |
| Determined by | Nakasone, Karen K. |
| Date Determined | 2016-10-20 |
| Determination Remarks | [current name] |
| Annotation Text | young fruit body |
| Family | Polyporaceae |
| Determination | Irpex nodulosus Peck |
| Determination Remarks | [filed under] |
| Subcollection | Burt Fungus Herbarium |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |