Polygonum aviculare   common or prostrate knotweed, doorweed
           Polygonaceae
                      herbaceous           
Distribution: Oregon Trail, Foothills, Conifer Zone, Greenbelt, Lucky Peak, South Boise, West Valley

UW Burke Herbarium Link: Polygonum aviculare
USDA Plants Link: Polygonum aviculare   (POAV)



Walks that mention Polygonum aviculare