Chrysogonum virginianum, the golden-knee, green and gold, or goldenstar, is a North American species of plants in the sunflower family. It is native to the eastern United States from New York State and Rhode Island south to Louisiana and the Florida Panhandle. The species is sometimes grown as a perennial ornamental because of its showy flowers. It is usually propagated by root cuttings. Varieties Formal botanical varieties of wild populations: \n* Leaf closeup \n* A picture of Chrysogonum virginianum var. australe