Aristolochia is a genus of flowering plants known for its unique, often tubular flowers. These plants are commonly found in tropical and subtropical regions around the world. They belong to the family Aristolochiaceae and can be climbing vines, herbs, or shrubs. Some species are used in traditional medicine, while others are valued for their ornamental appeal. Many Aristolochia species contain compounds that can be toxic to humans and animals, leading to potential health risks. Due to these toxic properties, some species are considered invasive in certain areas, impacting local ecosystems. Care should be taken when handling or planting these plants.