| Name | Platysma lacunosum (Acharius) Nylander | 
| Authorship | (Acharius) Nylander | 
| Rank | Species | 
| Placed in | Platysma Hill | 
| Citation | 1857 Mém. Soc. Imp. Sci. Nat. Cherbourg 5: 100 | 
| Holdings | 34 Specimens held in the Harvard University Herbaria identified as Platysma lacunosum (Acharius) Nylander | 
| Identification made in | [no date] (34) |