| Name | Cystoderma amianthinum var. sublongispora Singer | 
| Authorship | Singer | 
| Rank | Variety | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Cystoderma amianthinum (Scopoli) Fayod | 
| Citation | 1945 ["1944"] Pap. Michigan Acad. Sci. 30: 112 | 
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Cystoderma amianthinum var. sublongispora Singer | 
| Identification made in | [no date] (3) |