| Name | Malvastrum bicuspidatum subsp. tumidum S. R. Hill |
| Authorship | S. R. Hill |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Malvastrum bicuspidatum (S. Watson) Rose |
| GUID | urn:lsid:ipni.org:names:916456-1 |
| Citation | 1980 Brittonia 32: 474 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Malvastrum bicuspidatum subsp. tumidum S. R. Hill |
| Identification made in | [no date] (1) |