Jerusalem Artichoke, a native species, has been added to the USWildflowers database (10/13/2011.) Scientific name is Helianthus tuberosus. It is also known by the common names Jerusalem Sunflower, Sunchoke, and Girasole . Photo below was taken in Walker County, Ga on September 24, 2011. Go to the Jerusalem Artichoke detail page for more photos and information.