water orchid

Thesaurus

Noun

1.

water orchid - a tropical floating aquatic plant having spikes of large blue flowers; troublesome in clogging waterways especially in southern United StatesEichhornia crassipes, Eichhornia spesiosa, water hyacinthEichhornia, genus Eichhornia - water hyacinth; water orchidaquatic plant, hydrophyte, hydrophytic plant, water plant - a plant that grows partly or wholly in water whether rooted in the mud, as a lotus, or floating without anchorage, as the water hyacinth