| Name | Gymnosporangium cornutum (J. F. Gmelin: Persoon) Arthur | 
| Authorship | (J. F. Gmelin: Persoon) Arthur | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Gymnosporangium | 
| Citation | 1910 Mycologia 1 (6): 240 | 
| Holdings | 11 Specimens held in the Harvard University Herbaria identified as Gymnosporangium cornutum (J. F. Gmelin: Persoon) Arthur | 
| Identification made in | [no date] (11) |