Compositae Working Group (CWG) (2021). Global Compositae Database. Calea scabra (Lag.) B.L.Rob.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1177334 on 2025-03-19
original descriptionRobinson, B.L. (1909). Diagnoses and transfers of tropical American phanerogams. <em>Proc. Amer. Acad. Arts.</em> 44: 613-626. page(s): 625 [details]