| Name | Lactarius xanthydrorheus Singer |
| Authorship | Singer |
| Rank | Species |
| Placed in | Lactarius |
| GUID | urn:lsid:indexfungorum.org:names:287479 |
| Citation | 1945 Mycologia 37(4): 426 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Lactarius xanthydrorheus Singer |
| Identification made in | [no date] (7) |