PLANT PROFILE

Polygonum punctatum
dotted smartweed



Polygonum punctatum

Polygonum punctatum
Photo Courtesy Renee Brecht
USDA-NRCS PLANTS Database
Botanical name: Polygonum punctatum
Common name: dotted smartweed
Group: dicot
Family: Polygonaceae
Growth type: forb/herb
Duration: perennial
Origin: native
Plant height: 1 - 3'
Foliage: alternate, lanceolate to elliptic
Flower: white, in slender racemes
Flowering time: bloom mid July to October, most in September; fruits a 3 angled achene in early September to November
Habitat: wet, open ground or shallow water of swamps, marshes, alluvial woods
Range in New Jersey: statewide outside the Pine Barrens
Heritage ranking, if any: n/a
Distribution: