| Name | Tylopilus tabacinus var. dubius Singer |
| Authorship | Singer |
| Rank | Variety |
| Placed in | Tylopilus tabacinus (Peck) Singer |
| GUID | urn:lsid:indexfungorum.org:names:351856 |
| Citation | 1945 Mycologia 37(6): 7999 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Tylopilus tabacinus var. dubius Singer |
| Identification made in | [no date] (2) |
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