Eichhornia heterosperma Alexander Eichhornia heterosperma Alexander in Lloydia 2: 170. 1939 sec. Espejo-Serna & López-Ferrari 2008=Eichhornia venezuelensis Velásquez in Acta Bot. Venez. 6: 367. 1972 syn. sec. Espejo-Serna & López-Ferrari 2008