Isnardia intermedia
| Isnardia intermedia Small & Alexander ex Small, Man. S.E. Fl. 940, 1506 (as 'media'). 1933. | | FLORIDA: Miami-Dade Co.: Between Homestead and Cross Key, 21-22 Nov 1906, Small & Carter 2626 (holotype: NY; isotypes: SMU, TENN). |
Isnardia natans
| Isnardia natans (Elliott) Kuntze, Revis. Gen. Pl. 1: 251. 1891. | Ludwigia natans Elliott 1821. | |
Isnardia repens var. rotundata
| Isnardia repens de Candolle, var. rotundata Grisebach, Cat. Pl. Cub. 107. 1866. | | CUBA: Without data, Wright 2553 (holotype: GOET; isotypes: G, GH). |
Isnardia repens
| Isnardia repens de Candolle, Prodr. 3: 60. 1828. | Ludwigia repens Swartz 1788, non J. R. Forster 1771. | |
Ludwigia fluitans
| Ludwigia fluitans Scheele, Linnaea 21: 580. 1848. | | TEXAS: Comal Co.: Comal Springs, Aug 1846, Lindheimer III: 395 (lectotype: MO; isolectotypes: MO(2 shts), US). Lectotypified by C. I. Peng et al., Ann. Missouri Bot. Gard. 92: 350. 2005. |
Ludwigia natans var. rotundata
| Ludwigia natans Elliott, var. rotundata (Grisebach) Fernald & Griscom, Rhodora 37: 175. 1935. | Isnardia repens de Candolle, var. rotundata Grisebach 1866. | |
Ludwigia natans var. stipitata
| Ludwigia natans Elliott, var. stipitata Fernald & Griscom, Rhodora 37: 175. 1935. | | CALIFORNIA: San Bernardino Co.: San Bernardino, Aug 1881, Parish & Parish 682 (holotype: GH; isotypes: CAS, F, MO(2 shts)). |
Ludwigia natans var. typica
| Ludwigia natans Elliott, var. typica Fernald & Griscom, Rhodora 37: 175. 1935, nom. inadmiss. | Ludwigia natans Elliott 1821. | |
Ludwigia repens
| Ludwigia repens Swartz, Prodr. 33. 1788, non J. R. Forster 1771. | | JAMAICA: Without data, Swartz s.n. (holotype: S; isotype: C). |
Ludwigia repens var. rotundata
| Ludwigia repens Swartz, var. rotundata (Grisebach) Gómez de la Maza y Jiménez, Anales Soc. Esp. Hist. Nat. 23: 66. 1894. | Isnardia repens de Candolle, var. rotundata Grisebach 1866. | |
Ludwigia natans
| Ludwigia natans Elliott, Sketch Bot. S. Carolina 1: 581. 1821. | | SOUTH CAROLINA: Barnwell Co.: Barnwell Distr., s.d., Elliott s.n. (holotype: CHARL?). |