herb plant motherwort in the herb garden, used as cardiotonic medicine. leonurus cardiaca green leaves, close up

background beautiful beauty bloom blooming blossom botanical botany cardiaca cardio closeup color drink drug farm field flora floral flower foliage food fresh garden gastrointestinal grass green growth healing heart herb herbaceous herbs leaves leonurus meadow medical medicinal medicine medicines natural nature perennial petal pharmacy plant spring stem summer thrombosis valuable