Eupatorium conyzoides subsp. margaritense var. mucronatum (Gardner) Baker accepted as Chromolaena mucronata (Gardner) R.M.King & H.Rob. (original description)
Eupatorium conyzoides subsp. margaritense var. phyllocephalum Sch.Bip. ex Baker accepted as Chromolaena odorata (L.) R.M.King & H.Rob. (original description)
Eupatorium conyzoides var. affine Baker accepted as Chromolaena ivifolia (L.) R.M.King & H.Rob. (original description)
Eupatorium conyzoides var. foliatum Sch.Bip. ex Baker accepted as Chromolaena pedunculosa (Hook. & Arn.) R.M.King & H.Rob. (original description)
Eupatorium conyzoides var. incanum Baker accepted as Chromolaena odorata (L.) R.M.King & H.Rob. (original description)
Eupatorium conyzoides var. paucidentatum Baker accepted as Chromolaena odorata (L.) R.M.King & H.Rob. (original description)
Eupatorium conyzoides var. pauciflorum Baker accepted as Chromolaena odorata (L.) R.M.King & H.Rob. (original description)