| Classification | Russulaceae: Lactarius |
| Harvard University Herbaria Barcode(s) | 00590240 |
| Collector | R. Singer |
| Collector number | s.n. |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Cambridge |
| Locality | Observatory Park |
| Date Collected | 1942-07-** |
| Project | Macrofungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d8e2fe86-b984-4f9e-a3fc-e8bb241fa031 |
| Harvard University Herbaria Barcode | 00590240 |
| Herbarium | FH |
| Family | Russulaceae |
| Determination | Lactarius luteolus Peck |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |