knotweed bird, polygonum aviculare. annual herbaceous plant

alternative antiinflammatory antimicrobial antiseptic aroma astringent authentic aviculare background birdweed botanical botany bundle carotene color creeps crowl edible extract flora foliage folliage grass green growth healing healthy herb herbal homeopathy infusion knotgrass knotweed life lowgrass medical medicinal medicine nature oil physiotherapy phytotherapy plant polygonum remedy science tannins tincture wooden