Eichhornia crassipes (Mart.) Solms, Monogr. phan. 4: 527. 1883 sec. Espejo-Serna & López-Ferrari 2008
- ≡Pontederia crassipes Mart., Nov. Gen. sp. pl. 1: 9. t. 4. 1823 syn. sec. Espejo-Serna & López-Ferrari 2008
- =Piaropus crassipes (Mart.) Raf., Fl. tellur. 2: 81. 1837 syn. sec. Espejo-Serna & López-Ferrari 2008
- =Heteranthera formosa Miq. in Linnaea 17: 61-62. 1843 syn. sec. Espejo-Serna & López-Ferrari 2008