Heliantheae is the most well known tribe of the sunflower family (Asteraceae). The name comes from the Greek word for "sun flower". The Heliantheae is the third largest tribe in the sunflower family, which has 190 genera and about 2500 species. Only the tribes Senecioneae and Astereae are larger. Most Heliantheae come from North America and South America, and Mexico. A few genera come from tropical areas.