closeup of a poisonous marsh marigold cowslip, king-cup flowers

backwater blooming blossom bog botanical botany bright colorful cowslip damp daylight early environment flora flower flowers foliage forest freshness grass grassland green grow growth herbal herbs homeopathic kingcup marigold marsh meadows medical medicinal morass nature outdoor petal plant poisoning poisonous quagmire rural season spring springtime swamp toxic uncultivated wild wildflower woodland yellow