A tropical floating aquatic plant having spikes of large blue flowers; troublesome in clogging waterways especially in southern United States.

synoniemen: Eichhornia crassipes, Eichhornia spesiosa, water orchid.

Nederlands: waterhyacint
Pools: hiacynt wodny, eichornia gruboogonkowa, pontederia gruboogonkowa, hiacynt pływający