Austroeupatorium apensis (Chodat) R.M.King & H.Rob. (original description)
Austroeupatorium silphiifolium (Mart.) R.M.King & H.Rob. (original description)
Chlorocrepis albiflora (Hook.) W.A.Weber accepted as Hieracium albiflorum Hook. (original description)
Chlorocrepis fendleri (Sch.Bip.) W.A.Weber accepted as Hieracium fendleri Sch.Bip. (original description)
Chlorocrepis tristis subsp. gracilis (Hook.) W.A.Weber accepted as Hieracium triste Willd. ex Spreng. (original description)
Chromolaena beckii R.M.King & H.Rob. (original description)
Chrysanthellum indicum subsp. afroamericanum B.L.Turner (original description)
Chrysanthellum indicum subsp. mexicanum (Greenm.) B.L.Turner accepted as Chrysanthellum indicum var. mexicanum (Greenm.) B.L.Turner (original description)
Chrysanthellum indicum var. mexicanum (Greenm.) B.L.Turner (original description)
Chrysanthellum michoacanum B.L.Turner (original description)
Chrysanthellum perennans B.L.Turner (original description)
Chrysanthellum tamaulipense B.L.Turner (original description)
Cronquistianthus celendinensis R.M.King & H.Rob. (original description)
Cronquistianthus chachapoyensis R.M.King & H.Rob. (original description)
Cronquistianthus determinatus (B.L.Rob.) R.M.King & H.Rob. (original description)
Cronquistianthus infantesii R.M.King & H.Rob. (original description)
Cronquistianthus macbridei R.M.King & H.Rob. (original description)
Cronquistianthus rosei R.M.King & H.Rob. (original description)
Eucephalus perelegans (A.Nelson & J.F.Macbr.) W.A.Weber accepted as Eucephalus elegans Nutt. (original description)
Ferreyranthus fruticosus (Muschl.) H.Rob. (original description)
Ferreyranthus ramonii H.Rob. (original description)