Water Purslane Definition

A red-stemmed trailing plant (Ludwigia palustris) of the evening-primrose family, found in watery or muddy places.

A small aquatic plant (Peplis diandra) of the loosestrife family, with linear leaves.

Any of various aquatic annual herbs of the genus Didiplis, especially D. diandra, of the eastern and central United States, having small greenish flowers.

Any of various other aquatic plants.