Swaziland's Alien Plants Database

Polygonum aviculare L.
wireweed, prostrate knotweed
Unknown, Potential minor problem species
Origin: Europe
Growth Form: Herb
Plant Description: Sometimes erect, but mostly sprawling annual or short-lived perennial with a thick taproot. It has lanceolate leaves with clusters of small pink flowers in their axils.
Key Features:
Comments: Suspected/Possible

Photo - flowers/leaves

The Weeds Society of Western Australia


Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database / USDA NRCS. 1992. Western wetland flora: Field office guide to plant species. West Region, Sacramento, CA.


USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada.

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