Ageratum rugosum Coult. ex Donn.Sm. accepted as Ageratum corymbosum Zucc. ex Pers. (original description)
Ageratum rugosum J.M.Coult. accepted as Ageratum corymbosum Zucc. ex Pers. (original description)
Calais submembranacea Fernald (original description)
Calea integrifolia var. dentata J.M.Coult. accepted as Alloispermum integrifolium (DC.) H.Rob. (original description)
Calea submembranacea Fernald accepted as Alloispermum scabrifolium (Hook. & Arn.) H.Rob. (original description)
Coleosanthus pacayensis (J.M.Coult.) J.M.Coult. accepted as Brickellia glandulosa (La Llave) McVaugh (original description)
Eupatorium griseum J.M.Coult. (original description)
Eupatorium vernonioides J.M.Coult. accepted as Chromolaena glaberrima (DC.) R.M.King & H.Rob. (original description)
Lagascea glandulosa Fernald accepted as Lagascea decipiens var. glandulosa (Fernald) Stuessy (original description)
Laphamia ciliata L.H.Dewey accepted as Perityle ciliata (L.H.Dewey) Rydb. (original description)
Mallinoa J.M.Coult. accepted as Ageratina Spach (original description)
Mallinoa corymbosa J.M.Coult. accepted as Ageratina muelleri (Sch.Bip. ex Klatt) R.M.King & H.Rob. (original description)
Mikania globosa J.M.Coult. accepted as Mikania guaco Humb. & Bonpl. (original description)
Montanoa samalensis Coult (original description)
Montanoa samalensis J.M.Coult. accepted as Montanoa hibiscifolia Benth. (original description)
Otopappus curviflorus var. glabratus J.M.Coult. accepted as Otopappus brevipes B.L.Rob. (original description)
Pectis canescens var. villosior J.M.Coult. accepted as Pectis canescens Kunth (original description)
Pereziopsis J.M.Coult. accepted as Onoseris Willd. (original description)
Pereziopsis donnell-smithii J.M.Coult. accepted as Onoseris donnell-smithii (J.M.Coult.) Ferreyra (original description)
Polymnia quichensis J.M.Coult. (original description)
Senecio ghiesbreghtii var. uspantanensis J.M.Coult. accepted as Senecio uspantanensis (J.M.Coult.) Greenm. (original description)
Verbesina donnell-smithii J.M.Coult. accepted as Verbesina pleistocephala (Donn.Sm.) B.L.Rob. (original description)
Vernonia heydeana J.M.Coult. accepted as Eremosis heydeana (J.M.Coult.) Gleason (original description)
Vernonia luxensis J.M.Coult. accepted as Vernonia triflosculosa var. triflosculosa Kunth (original description)
Vernonia shannonii J.M.Coult. accepted as Critoniopsis shannonii (J.M.Coult.) H.Rob. (original description)
Willoughbya globosa J.M.Coult. accepted as Mikania guaco Humb. & Bonpl. (original description)