Waterhyacinth forms large floating mats
Waterhyacinth flower: right before blooming (A), in full bloom (B), the day after the full bloom (C).
Bulbous petioles contain air, acting as floats
Common Name: Waterhyacinth
Wetland Indicator Category: OBL
Growth Form: Floating
Grows in freshwater lakes, ponds, marshes, ditches, canals, slow-moving streams
Introduced/Invasive, Native to South America