common birthwort on a ground.

aristolochiaceae asarabacca asarum birthwort bloom blossom botany cathartic creeping cultivated documentary dull emetic europaeum europe european evergreen family flora floral flowering flowers fresh fused garden gardens ginger hazelwort healing healthy herb herbal hidden kidney leaves like long medical medicinal medicinally medicine natural nature pepper perennial petioles photo plant plants prostrate purple reniform shaped smell spikenard stems taste tea tepals wild