Eupatorium lanigerum var. aureo-viride (Chodat) B.L.Rob. (original description)
Eupatorium lanigerum var. burchellii (Baker ex Mart.) B.L.Rob. accepted as Gyptis crassipes (Hieron.) R.M.King & H.Rob. (original description)
Eupatorium lanigerum var. crassipes (Hieron.) B.L.Rob. accepted as Gyptis crassipes (Hieron.) R.M.King & H.Rob. (original description)
Eupatorium lanigerum var. deltoideum (Chodat) B.L.Rob. (original description)
Eupatorium lanigerum var. lasiolepis (B.L.Rob.) B.L.Rob. (original description)
Eupatorium lanigerum var. longicuneatum B.L.Rob. (original description)
Eupatorium lanigerum var. oppositifolium (Baker ex Baker) B.L.Rob. (original description)
Eupatorium lanigerum var. typicum B.L.Rob. accepted as Gyptis lanigera (Hook. & Arn.) R.M.King & H.Rob. (original description)
Eupatorium ostenii B.L.Rob. (original description)
Senecio cremeiflorus Mattf. (original description)
Senecio juergensii Mattf. (original description)
Senecio ostenii Mattf. (original description)
Senecio paraguariensis Mattf. (original description)