What is "wireweed"

n. Any member of the genus (taxlink Polygonella genus noshow=1) of knotweeds and smartweeds.

Wireweed may refer to several organisms, including:

• Amphibolis, a genus of marine flowering plants in the family Cymodoceaceae
• Polygonella, a genus of flowering plants in the knotweed and smartweed family, Polygonaceae.
• Rigiopappus leptocladus, a species of flowering plant in the daisy family, Asteraceae.
• Sargassum muticum, also known as the Japanese wireweed, is a large brown seaweed of the genus Sargassum.
• Sida (plant), a genus of flowering herbs and subshrubs in the mallow family, Malvaceae.