very poisonous plant raven's eye four-leaf paris quadrifolia also known, berry or true lovers knot growing in the wild

paris wild plant poisonous quadrifolia herb berry four knot leaf true nature one rare green horizontal lily head land outside poisoning remedy shades single melanthiaceae flower grow wildlife england wildflower woodland flora gloucestershire britain british upper wood like dangerous illustration medicine growth magic photography figure life sunshine stem grassland very raven 39aph39 eye fourleaf also known lovers growing fores forest