Ageratina nelsonii R.M.King & H.Rob.
Ageratina costaricensis R.M.King & H.Rob.
Kyrstenia donnell-smithii (J.M.Coult.) Greene
Kyrstenia rufa Greene
Eupatorium morelense B.L.Rob.
Ageratina rufa (Greene) R.M.King & H.Rob.
Ageratina herrerae R.M.King & H.Rob.
Ageratina sinaloensis R.M.King & H.Rob.
Ageratina croatii R.M.King & H.Rob.
Ageratina subcordata (Benth. ex Oerst.) R.M.King & H.Rob.
Ageratina almedae R.M.King & H.Rob.
Eupatorium bustamenta DC.
Eupatorium subcordatum Benth.
Ageratina pichinchensis var. bustamenta (DC.) R.M.King & H.Rob.
Eupatorium ixiocladon Benth.
Eupatorium donnell-smithii J.M.Coult.
Ageratina ixiocladon (Benth.) R.M.King & H.Rob.