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Hydrilla | Hydrilla verticillata

May contain: clothing, vest, lifejacket, person, boat, transportation, vehicle, watercraft, and dinghy
Photo Credit: Stephen Ausmus
May contain: leaf, plant, moss, and tree
Photo Credit: Robert Videki
May contain: moss, plant, and leaf
Photo Credit: Robert Videki
May contain: clothing, vest, lifejacket, person, boat, transportation, vehicle, watercraft, and dinghy
May contain: leaf, plant, moss, and tree
May contain: moss, plant, and leaf

Perennial; forest green, whorled, small, linear to lanceolate leaves (6-8mm long). Leaves have saw-tooth margins; usually visible without magnification. Mats os stems are formed above and belowground. Whitish to brown-black tubers are tough, and egg-shaped. Small flowers on long stalks have white petals that are translucent.

 

Plant Details

Habitat NotesSlow flowing or still water in rivers, lakes, ponds, ditches and canals.
Mature Height25’