Arnica cordata Thunb. accepted as Gerbera cordata (Thunb.) Less. (original description)
Arnica crenata Thunb. accepted as Mairia crenata (Thunb.) Nees (original description)
Arnica grandis Thunb. accepted as Oldenburgia grandis (Thunb.) Baill. (original description)
Arnica lanata Thunb. accepted as Capelio tomentosa (Burm.f.) B.Nord. (original description)
Arnica sinuata Thunb. accepted as Gerbera crocea (L.) Kuntze (original description)
Arnica tabularis Thunb. accepted as Capelio tabularis (Thunb.) B.Nord. (original description)
Artemisia ambigua Thunb. accepted as Seriphium plumosum L. (original description)
Aster crinitus Thunb. accepted as Athrixia capensis Ker Gawl. (original description)
Aster dentatus Thunb. accepted as Felicia australis (Alston) E.Phillips (original description)
Aster elongatus Thunb. accepted as Felicia elongata (Thunb.) O.Hoffm. ex O.Hoffm. (original description)
Aster heterophyllus Thunb. accepted as Athrixia heterophylla subsp. heterophylla (Thunb.) Less. (original description)
Aster hirtus Thunb. accepted as Felicia hirta (Thunb.) Grau (original description)
Aster muricatus Thunb. accepted as Felicia muricata subsp. muricata (Thunb.) Nees (original description)
Aster obtusatus Thunb. accepted as Chrysocoma obtusata (Thunb.) Ehr.Bayer (original description)
Aster rotundifolius Thunb. accepted as Felicia amelloides (L.) Voss (original description)
Aster serratus Thunb. accepted as Felicia serrata (Thunb.) Grau (original description)
Aster strigosus Thunb. accepted as Amellus strigosus subsp. strigosus (Thunb.) Less. (original description)
Aster villosus Thunb. accepted as Felicia muricata subsp. muricata (Thunb.) Nees (original description)
Athanasia aspera Thunb. accepted as Athanasia dentata (L.) L. (original description)
Athanasia canescens Thunb. accepted as Athanasia pubescens (L.) L. (original description)
Athanasia flexuosa Thunb. (original description)
Athanasia glabra Thunb. accepted as Athanasia trifurcata (L.) L. (original description)
Athanasia hirsuta Thunb. (original description)
Athanasia parviflora Thunb. (original description)
Athanasia pubescens Thunb. accepted as Athanasia rugulosa E.Mey. ex DC. (original description)
Athanasia punctata Thunb. accepted as Athanasia capitata (L.) L. (original description)
Athanasia quinquedentata Thunb. (original description)
Athanasia scabra Thunb. (original description)
Athanasia tomentosa Thunb. (original description)
Cacalia arbuscula Thunb. accepted as Othonna arbuscula (Thunb.) Sch.Bip. (original description)
Cacalia quinqueloba Thunb. accepted as Senecio quinquelobus (Thunb.) DC. (original description)
Cacalia rigida Thunb. accepted as Senecio spinescens Sch.Bip. (original description)
Cacalia scandens Thunb. accepted as Senecio deltoideus Less. (original description)
Calendula amplexicaulis Thunb. accepted as Tripteris amplexicaulis (Thunb.) Less. (original description)
Calendula aspera Thunb. accepted as Osteospermum rigidum var. rigidum Aiton (original description)
Calendula cuneata Thunb. accepted as Dimorphotheca cuneata (Thunb.) Less. (original description)
Calendula decurrens Thunb. accepted as Dimorphotheca pluvialis (L.) Moench (original description)
Calendula glabrata Thunb. accepted as Tripteris oppositifolia (Aiton) B.Nord. (original description)
Calendula hispida Thunb. accepted as Aster bakerianus Burtt Davy ex C.A.Sm. (original description)
Calendula muricata Thunb. accepted as Osteospermum grandiflorum DC. (original description)
Calendula parviflora Thunb. accepted as Oligocarpus calendulaceus (L.f.) Less. (original description)
Calendula pinnata Thunb. accepted as Osteospermum pinnatum var. pinnatum (Thunb.) Norl. (original description)
Calendula tomentosa Thunb. accepted as Inuloides tomentosa (L.f.) B.Nord. (original description)
Carlina lyrata Thunb. (original description)
Choristea Thunb. accepted as Didelta L'Hér. (original description)
Choristea carnosa Thunb. (original description)
Choristea spinosa Thunb. (original description)
Chrysanthemum frutescens Thunb. (original description)
Chrysanthemum glabratum Thunb. accepted as Oncosiphon africanum (P.J.Bergius) Källersjö (original description)
Chrysanthemum hirtum Thunb. accepted as Oncosiphon africanum (P.J.Bergius) Källersjö (original description)
Chrysanthemum incanum Thunb. accepted as Pentzia incana (Thunb.) Kuntze (original description)
Chrysocoma cernua Thunb. (original description)
Chrysocoma microphylla Thunb. (original description)
Chrysocoma undulata Thunb. accepted as Nidorella undulata (Thunb.) Sond. ex Harv. (original description)
Cineraria aspera Thunb. (original description)
Cineraria coronata Thunb. accepted as Senecio coronatus (Thunb.) Harv. (original description)
Cineraria filifolia Thunb. accepted as Senecio linifolius (L.) L. (original description)
Cineraria incisa Thunb. accepted as Senecio squalidus L. (original description)
Cineraria pandurata Thunb. accepted as Senecio panduratus (Thunb.) Less. (original description)
Cineraria pumila Thunb. accepted as Senecio repandus Thunb. (original description)
Corymbium glabrum Thunb. (original description)
Corymbium hirtum Thunb. accepted as Corymbium villosum L.f. (original description)
Corymbium nervosum Thunb. accepted as Corymbium glabrum var. glabrum L. (original description)
Cotula globifera Thunb. accepted as Oncosiphon piluliferum (L.f.) Källersjö (original description)
Cotula nudicaulis Thunb. (original description)
Cotula pusilla Thunb. (original description)
Cotula quinquefida Thunb. accepted as Pentzia quinquefida (Thunb.) Less. (original description)
Cotula tripinnata Thunb. (original description)
Crepis striata Thunb. accepted as Tolpis capensis (L.) Sch.Bip. (original description)
Cynara glomerata Thunb. accepted as Platycarpha glomerata (Thunb.) Less. (original description)
Denekia capensis Thunb. (original description)
Erigeron hirtus Thunb. accepted as Conyza ulmifolia (Burm.f.) Kuntze (original description)
Erigeron incisus Thunb. (original description)
Erigeron pinnatifidus Thunb. (original description)
Erigeron scaber Thunb. accepted as Pulicaria scabra (Thunb.) Druce (original description)
Eriocephalus glaber Thunb. accepted as Eriocephalus ericoides subsp. ericoides (L.f.) Druce (original description)
Ethulia auriculata Thunb. accepted as Dichrocephala integrifolia subsp. integrifolia (L.f.) Kuntze (original description)
Eupatorium retrofractum Thunb. accepted as Pegolettia retrofracta (Thunb.) Kies (original description)
Eupatorium scandens Thunb. accepted as Mikania capensis DC. (original description)
Gnaphalium adscendens Thunb. accepted as Helichrysum arenarium (L.) Moench (original description)
Gnaphalium appendiculatum Thunb. (original description)
Gnaphalium asperum Thunb. accepted as Anaxeton asperum subsp. asperum (Thunb.) DC. (original description)
Gnaphalium auriculatum Thunb. accepted as Helichrysum pandurifolium Schrank (original description)
Gnaphalium capillaceum Thunb. accepted as Troglophyton capillaceum (Thunb.) Hilliard & B.L.Burtt (original description)
Gnaphalium capitatum Thunb. accepted as Metalasia cephalotes (Thunb.) Less. (original description)
Gnaphalium capitellatum Thunb. accepted as Helichrysum helianthemifolium (L.) D.Don (original description)
Gnaphalium cephalotes Thunb. accepted as Metalasia cephalotes (Thunb.) Less. (original description)
Gnaphalium cernuum Thunb. accepted as Helichrysum cymosum (L.) D.Don (original description)
Gnaphalium conyzoides Thunb. accepted as Phagnalon sordidum (L.) Rchb. (original description)
Gnaphalium dealbatum Thunb. accepted as Vellereophyton dealbatum (Thunb.) Hilliard & B.L.Burtt (original description)
Gnaphalium debile Thunb. accepted as Lasiopogon debilis (Thunb.) Hilliard (original description)
Gnaphalium decumbens Thunb. accepted as Ifloga decumbens (Thunb.) Schltr. (original description)
Gnaphalium discolorum Thunb. accepted as Helichrysum stellatum (L.) Less. (original description)
Gnaphalium divergens Thunb. accepted as Metalasia divergens subsp. divergens (Thunb.) D.Don (original description)
Gnaphalium excisum Thunb. accepted as Helichrysum excisum (Thunb.) Less. (original description)
Gnaphalium expansum Thunb. accepted as Helichrysum indicum (L.) Grierson (original description)
Gnaphalium fasciculatum (P.J.Bergius) Thunb. accepted as Metalasia brevifolia (Lam.) Levyns (original description)
Gnaphalium fastigiatum Thunb. accepted as Metalasia fastigiata (Thunb.) D.Don (original description)
Gnaphalium felinum Thunb. accepted as Helichrysum felinum Less. (original description)
Gnaphalium heterophyllum Thunb. accepted as Helichrysum rosum Less. (original description)