The only accepted species is Rhynchospermum verticillatum, native to China, Japan, the Indian Subcontinent, and Southeast Asia (Myanmar, Thailand, Vietnam, Malaysia, Maluku) Flann, C (ed) 2009+ Global Compositae Checklist Flora of China Vol. 20-21 Page 608 秋分草 qiu fen cao Aster verticillatus (Reinwardt) Brouillet, Semple & Y. L. Chen, Fl. China. 20-21: 608. 2011
