smartweed
nounEtymology From smart + weed.
1
Usually Any of a number of plants in the genus Persicaria (formerly Polygonum).
- Derived terms
- Bellard's smartweed, bellflower smartweed, bog smartweed, Bunge's smartweed, Carey's smartweed, dotted smartweed, field smartweed, longroot smartweed, Pennsylvania smartweed, pygmy smartweed, stout smartweed, swamp smartweed, tapertip smartweed, water smartweed