noun
: any of various mostly perennial smartweeds ( Polygonum punctatum ) having lanceolate to lance-oblong leaves with a short petiole gradually broadened at the base
noun
: any of various mostly perennial smartweeds ( Polygonum punctatum ) having lanceolate to lance-oblong leaves with a short petiole gradually broadened at the base
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012