Synonymy
Iris versicolor L., Sp. Pl.: 39. 1753
- ≡Xiphion versicolor (L.) Alef. in Bot. Zeitung (Berlin) 21: 297. 1863
- ≡Limniris versicolor (L.) Rodion. in Bot. Zhurn. (Moscow & Leningrad) 92: 552. 2007
- =Iris picta Mill., Gard. Dict. Ed. 8: 16. 1768
- =Iris versicolor var. communis Torr., Fl. N. Middle United States 1: 36. 1824
- =Iris versicolor var. sulcata Torr., Fl. N. Middle United States 1: 35. 1824
- =Iris caurina Herb. ex Hook., Fl. Bor.-Amer. 2: 206. 1839
- =Iris flaccida Spach in Hist. Nat. Vég. 13: 41. 1846
- ≡Xiphion flaccidum (Spach) Alef. in Bot. Zeitung (Berlin) 21: 297. 1863
- ≡Iris versicolor var. flaccida (Spach) Baker in J. Linn. Soc., Bot. 16: 141. 1877
- =Iris dierinckii K. Koch in Braun & al., Index Sem. Hort. Bot. Berol. 1853, App: 7. 1853
- =Iris pulchella Regel in Gartenflora 8: 310. 1859
- =Iris boltoniana Regel in Index Sem. Hort. Petrop. 1860: 31. 1860, nom. illeg.
- =Iris versicolor var. blandescens Nieuwl. in Amer. Midl. Naturalist 3: 115. 1913
- =Iris versicolor var. robusta Farw. in Amer. Midl. Naturalist 12: 55. 1930
- =Iris versicolor f. murrayana Fernald in Rhodora 38: 52. 1936
- =Iris versicolor f. albocaerulea Rousseau in Canad. J. Res., Sect. C, Bot. Sci. 28: 241. 1952