| Name | Pleuropus appressifolium R. S. Williams |
| Authorship | R. S. Williams |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Pleuropus |
| Citation | 1914 Bull. New York Bot. Gard. 8(31): 373 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Pleuropus appressifolium R. S. Williams |
| Identification made in | 1992 (1), 1995 (1) |