Pleurisy root is a common medicinal herb that is known for its anti-inflammatory and pain-relieving properties. However, it is also known by a number of other names depending on the region and culture. Some of the common synonyms for pleurisy root include butterfly weed, orange milkweed, Indian paintbrush, and windroot. These names reflect the diverse uses and beliefs associated with the plant in different parts of the world. Whether called pleurisy root or by any other name, this herb remains a popular choice for treating respiratory conditions, chest pains, and promoting overall health and wellness.