Narukila cordata
| Narukila cordata (Linnaeus) Nieuwland, Amer. Midl. Naturalist 3: 101. 1913. | BASIONYM: Pontederia cordata Linnaeus 1753. | |
Narukila cordata var. lancifolia
| Narukila cordata (Linnaeus) Nieuwland, var. lancifolia (Muhlenberg ex Elliott) Nieuwland, Amer. Midl. Naturalist 3: 101. 1913. | BASIONYM: Pontederia lancifolia Muhlenberg ex Elliott 1817. | |
Pontederia cordata forma brasiliensis
| Pontederia cordata Linnaeus, forma brasiliensis Solms-Laubach, in Alph. de Candolle, Monogr. Phan. 4: 533. 1883. | | |
Pontederia cordata forma latifolia
| Pontederia cordata Linnaeus, forma latifolia (Rafinesque) House, Bull. New York State Mus. 243/244: 62. 1923. | BASIONYM: Unisema latifolia Rafinesque 1830. | |
Pontederia cordata var. lanceolata
| Pontederia cordata Linnaeus, var. lanceolata (Nuttall) Nuttall ex Grisebach, Cat. Pl. Cub. 252. 1866. | BASIONYM: Pontederia lanceolata Nuttall 1818. | |
Pontederia cordata var. lancifolia
| Pontederia cordata Linnaeus, var. lancifolia (Muhlenberg ex Elliott) Morong, Mem. Torrey Bot. Club 5: 105. 1894. | BASIONYM: Pontederia lancifolia Muhlenberg ex Elliott 1817. | |
Pontederia cordata var. typica
| Pontederia cordata Linnaeus, var. typica Solms-Laubach, in Alph. de Candolle, Monogr. Phan. 4: 532. 1883, nom. inadmiss. | BASIONYM: Pontederia cordata Linnaeus 1753. | |
Pontederia lanceolata
| Pontederia lanceolata Nuttall, Gen. N. Amer. Pl. 1: 216. 1818. | | TYPE: GEORGIA: Chatham Co.: Near Savannah, s.d., Baldwin s.n. (holotype: PH?). |
Pontederia lanceolata forma brasiliensis
| Pontederia lanceolata Nuttall, forma brasiliensis (Solms-Laubach) Fernald, Rhodora 27: 81. 1925. | BASIONYM: Pontederia cordata Linnaeus, forma brasiliensis Solms-Laubach 1883. | |
Pontederia lanceolata forma trullifolia
| Pontederia lanceolata Nuttall, forma trullifolia Fernald, Rhodora 27: 81. 1925. | | TYPE: FLORIDA: Brevard Co.: Okeechobee Region, 3 Aug 1903, Fredholm 5927 (holotype: GH). |
Pontederia lancifolia
| Pontederia lancifolia Muhlenberg ex Elliott, Sketch Bot. S. Carolina 1: 382. 1817. | | |
Unisema cordata
| Unisema cordata (Linnaeus) Farwell, Pap. Michigan Acad. Sci. 3: 92. 1924. | BASIONYM: Pontederia cordata Linnaeus 1753. | |
Unisema deltifolia
| Unisema deltifolia Rafinesque, Med. Fl. 2: 105. 1830. | | |
Unisema lancifolia
| Unisema lancifolia (Muhlenberg ex Elliott) Rafinesque, Atl. J. 178. 1833. | BASIONYM: Pontederia lancifolia Muhlenberg ex Elliott 1817. | |
Unisema lancifolia forma trullifolia
| Unisema lancifolia (Muhlenberg ex Elliott) Rafinesque, forma trullifolia (Fernald) Farwell, Amer. Midl. Naturalist 11: 73. 1928. | BASIONYM: Pontederia lanceolata Nuttall, forma trullifolia Fernald 1925. | |
Unisema latifolia
| Unisema latifolia Rafinesque, Med. Fl. 2: 107. 1830. | | |
Unisema mucronata
| Unisema mucronata Rafinesque, Med. Repos., ser. 2. 5: 352. 1808, nom. illegit. | BASIONYM: Pontederia cordata Linnaeus 1753. | |
Unisema obtusifolia
| Unisema obtusifolia Rafinesque, Med. Repos., ser. 2. 5: 352. 1808, nom. illegit. | BASIONYM: Pontederia cordata Linnaeus 1753. | |
Unisema peduncularis
| Unisema peduncularis Rafinesque, New Fl. 1: 75. 1836. | | TYPE: "Carolina to Florida", |
Pontederia angustifolia
| Pontederia angustifolia Pursh, Fl. Amer. Sept. 224. 1814. | | |
Pontederia coerulea
| Pontederia coerulea Maund, Bot. Gard. pl. 551 (?). 1836. | | |
Pontederia cordata forma albiflora
| Pontederia cordata Linnaeus, forma albiflora (Rafinesque) House, Bull. New York State Mus. 243/244: 62. 1923. | BASIONYM: Unisema media Rafinesque, var. albiflora Rafinesque 1836. | |
Pontederia cordata forma angustifolia
| Pontederia cordata Linnaeus, forma angustifolia (Pursh) Solms-Laubach, in Alph. de Candolle, Monogr. Phan. 4: 532. 1883. | BASIONYM: Pontederia angustifolia Pursh 1814. | |
Pontederia cordata var. angustifolia
| Pontederia cordata Linnaeus, var. angustifolia (Pursh) Torrey, Fl. N. Middle United States 343. 1824. | BASIONYM: Pontederia angustifolia Pursh 1814. | |
Sagittaria cerulea
| Sagittaria cerulea Rafinesque, Fl. Ludov. 18. 1817. | | |
Unbisema acutifolia
| Unisema acutifolia Rafinesque, Med. Fl. 2: 107. 1830. | | |
Unisema cordata forma angustifolia
| Unisema cordata (Linnaeus) Farwell, forma angustifolia (Pursh) Farwell, Pap. Michigan Acad. Sci. 3: 92. 1924. | BASIONYM: Pontederia angustifolia Pursh 1814. | |
Unisema cordata forma latifolia
| Unisema cordata (Linnaeus) Farwell, forma latifolia Farwell, Pap. Michigan Acad. Sci. 3: 92. 1924. | | TYPE: NEW JERSEY: Hudson Co.: Secaucus, 15 Sep 1890, Rusby s.n. (lectotype: MICH). Lectotypified by McVaugh et al., Cranbrook Inst. Sci. Bull. 34: 78. 1953. |
Unisema heterophylla
| Unisema heterophylla Rafinesque, Med. Fl. 2: 108. 1830. | | |
Unisema media
| Unisema media Rafinesque, Med. Fl. 2: 107. 1830. | | TYPE: "New York to Carolina", without data, Rafinesque (?) s.n. (holotype: NY). |
Unisema media var. albiflora
| Unisema media Rafinesque, var. albiflora Rafinesque, New Fl. 1: 76. 1836. | | |
Unisema media var. angustifolia
| Unisema media Rafinesque, var. angustifolia Rafinesque, New Fl. 1: 76. 1836. | | |
Unisema obliquata
| Unisema obliquata Rafinesque, Med. Fl. 2: 107. 1830. | | |
Unisema peduncularis var. parvifolia
| Unisema peduncularis Rafinesque, var. parvifolia Rafinesque, New Fl. 1: 75. 1836. | | |
Unisema purshiana
| Unisema purshiana Rafinesque, Med. Fl. 2: 107. 1830, nom. illegit. | BASIONYM: Pontederia angustifolia Pursh 1814. | |
Unisema rotundifolia
| Unisema rotundifolia Rafinesque, Med. Fl. 2: 108. 1830. | | TYPE: ILLINOIS/KENTUCKY: |
Unisema sagitata
| Unisema sagitata Rafinesque, Fl. Ludov. 18. 1817. | BASIONYM: Sagittaria cerulea Rafinesque 1817. | |