Watershield is a floating perennial weed with purple stems and leaf undersurfaces. The parts of the plant which are below the water surface are coated with a jelly-like substance. Most commonly found in water up to about 5 feet deep in the eastern United States from Florida to Canada, and also in Oregon and California.
Watershield (Brasenia schreberi)
Leaves: leaves are broad ovals approximately 4 1/2 inches long and 2 1/2 inches wide. Leaves are green and shiny on the upper surface and purple on the lower surface. The undersides of the leaves are covered with a thick, jelly-like substance. Leaves usually grow together in bunches from 4 to 12 inches in length.
Stems: Purple, branched, and may reach 6 feet in length. All submerged stems are covered with a jelly-like substance.
Roots: Watershield is rooted in the soil below.
Fruit: The fruit of watershield is club-shaped, leathery, and containing 1 or 2 seeds.