Basionym Name:Uromyces sparsus var. lychnidicola Speg., Anal. Mus. nac. Hist. nat. B. Aires 6: 216 (1898)
Homotypic synonyms:Uromyces lychnidicola (Speg.) Speg., Anal. Mus. nac. Hist. nat. B. Aires 20(12): 313 (1910)