Limniris brevicaulis
| Limniris brevicaulis (Rafinesque) Rodionenko, Bot. Zhurn. (Moscow & Leningrad) 92: 553. 2007. | BASIONYM: Iris brevicaulis Rafinesque 1817. | |
Phaeiris brevicaulis
| Phaeiris brevicaulis (Rafinesque) M. B. Crespo et al., Phytotaxa 232(1): 59. 2015. | BASIONYM: Iris brevicaulis Rafinesque 1817. | |
Iris acleantha
| Iris acleantha Small, in Small & Alexander, Contr. New York Bot. Gard. 327: 338. 1931. | | TYPE: LOUISIANA: |
Iris alabamensis
| Iris alabamensis Small, in Small & Alexander, Contr. New York Bot. Gard. 327: 354. 1931. | | TYPE: ALABAMA: |
Iris atrocyanea
| Iris atrocyanea Small, Addisonia 14: 13, pl. 455. 1929. | | TYPE: LOUISIANA |
Iris brevicaulis forma boonensis
| Iris brevicaulis Rafinesque, forma boonensis (Daniels) R. C. Foster, Contr. Gray Herb. 119: 53. 1937. | BASIONYM: Iris foliosa Mackenzie & Bush, var. boonensis Daniels 1907. | |
Iris brevipes
| Iris brevipes Small, in Small & Alexander, Contr. New York Bot. Gard. 327: 335. 1931. | | TYPE: LOUISIANA: |
Iris callilopha
| Iris callilopha Alexander, in Small & Alexander, Contr. New York Bot. Gard. 327: 350. 1931. | | TYPE: LOUISIANA: |
Iris chrysaeola
| Iris chrysaeola Small, Addisonia 14: 11, pl. 454. 1929. | | TYPE: LOUISIANA |
Iris flexicaulis
| Iris flexicaulis Small, Addisonia 12: 9, pl. 389. 1927. | | TYPE: TEXAS: Along the Nueces River, s.d., Tharp s.n. (holotype: NY?). |
Iris foliosa
| Iris foliosa Mackenzie & Bush, Trans. Acad. Sci. St. Louis 12: 80. 1902. | | MISSOURI: Jackson Co.: Little Blue Tank, 6 Jun 1897, Mackenzie s.n. (holotype: NY; isotype: MO). |
Iris foliosa var boonensis
| Iris foliosa Mackenzie & Bush, var. boonensis Daniels, Univ. Missouri Stud., Sci. Ser. 1: 147. 1907. | | TYPE: MISSOURI: |
Iris fourchiana
| Iris fourchiana Small, in Small & Alexander, Contr. New York Bot. Gard. 327: 344. 1931. | | TYPE: LOUISIANA: |
Iris hexagona var. flexicaulis
| Iris hexagona Walter, var. flexicaulis (Small) R. C. Foster, Contr. Gray Herb. 119: 50. 1937. | BASIONYM: Iris flexicaulis Small 1927. | |
Iris hexagona var. lamancei
| Iris hexagona Walter, var. lamancei J. N. Gerard, Gard. & Forest 8: 286. 1895. | | TYPE: ARKANSAS: |
Iris lamancei
| Iris lamancei (J. N. Gerard) Lynch, Book of the Iris 81. 1904. | BASIONYM: Iris hexagona Walter, var. lamancei J. N. Gerard 1895. | |
Iris mississippiensis
| Iris mississippiensis Alexander, in Small & Alexander, Contr. New York Bot. Gard. 327: 355. 1931. | | TYPE: LOUISIANA: |