| Name | Cystoderma fallax A. H. Smith & Singer |
| Authorship | A. H. Smith & Singer |
| Rank | Species |
| Placed in | Cystoderma |
| Citation | 1945 ["1944"] Pap. Michigan Acad. Sci. 30: 116 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Cystoderma fallax A. H. Smith & Singer |
| Identification made in | [no date] (5) |