| Name | Botryoconis tumefaciens (G. Winter) Sydow & P. Sydow |
| Authorship | (G. Winter) Sydow & P. Sydow |
| Rank | Species |
| Placed in | Botryoconis |
| Citation | 1919 Ann. Mycol. 16(3/6): 248 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Botryoconis tumefaciens (G. Winter) Sydow & P. Sydow |
| Identification made in | 2000 (1) |