Carduus keniensis var. kilimandscharicus (R.E.Fr.) accepted as Carduus keniensis R.E.Fr. (original description)
Helichrysum citrispinum var. hoehnelii (Schweinf.) (original description)
Senecio adnivalis var. alticola (T.C.E.Fr.) accepted as Dendrosenecio erici-rosenii subsp. alticola (Mildbr.) E.B.Knox (original description)
Senecio adnivalis var. erioneuron (Cotton) accepted as Dendrosenecio adnivalis var. adnivalis (original description)
Senecio adnivalis var. petiolatus Hedberg accepted as Dendrosenecio adnivalis var. petiolatus (Hedberg) E.B.Knox (original description)
Senecio adnivalis var. stanleyi (Hauman) accepted as Dendrosenecio adnivalis var. petiolatus (Hedberg) E.B.Knox (original description)
Senecio jacksonii subsp. caryophyllus (Mattf.) accepted as Senecio jacksonii S.Moore (original description)
Senecio jacksonii subsp. sympodialis (R.E.Fr.) Hedb. accepted as Senecio jacksonii S.Moore (original description)