| Name | Uromyces proeminens var. euphorbiicola (Tranzschel) Arthur |
| Authorship | (Tranzschel) Arthur |
| Rank | Variety |
| Placed in | Uromyces proeminens (de Candolle) Léveillé |
| Citation | 1934 Man. Rusts 309 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Uromyces proeminens var. euphorbiicola (Tranzschel) Arthur |
| Identification made in | [no date] (22) |