Knotgrass

Last updated May 27, 2025

Knotgrass or knot grass is the common name for several plants and a moth and may refer to:

Paspalum distichum , a species of grass
Polygonum , a genus of plants in the buckwheat family, more often known as knot weed
Acronicta rumicis , a moth of the family Noctuidae

See also

Knotweed

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