Common Madia (Madia elegans) is a native North American wildflower. It is also known by several other names, including Tarweed, Madia Oil Plant, Pineappleweed, and Madia elegans. The flowers of this plant are small, yellow, and disk-shaped, and they bloom in late summer to early fall. The plant's oil has been used for medicinal purposes. In addition to its uses in traditional medicine, Common Madia is also grown as an ornamental plant in gardens and is used in wildflower seed mixes. Despite the plant's various names, it remains a popular choice for those seeking to promote biodiversity in their gardens or natural areas.