Aequatorium jamesonii (S.F.Blake) C.Jeffrey (original description)
Aequatorium stellatopilosum (Greenm. & Cuatrec.) C.Jeffrey (original description)
Aequatorium verrucosum (Wedd.) C.Jeffrey accepted as Aequatorium verrucosum (Wedd.) S.Díaz & Cuatrec. (original description)
Arrhenechthites hydrangeoides C.Jeffrey (original description)
Chiliocephalum tegetum Mesfin (original description)
Dendrophorbium (Cuatrec.) C.Jeffrey (original description)
Dendrophorbium bomanii (R.E.Fr.) C.Jeffrey accepted as Senecio bomanii R.E.Fr. (original description)
Dendrophorbium brachycodon (Baker) C.Jeffrey (original description)
Dendrophorbium buchtienii (Greenm.) C.Jeffrey (original description)
Dendrophorbium floribundum (Cuatrec.) C.Jeffrey (original description)
Dendrophorbium fruticosum (Vell.) C.Jeffrey (original description)
Dendrophorbium glaziovii (Baker) C.Jeffrey (original description)
Dendrophorbium lucidum (Sw.) C.Jeffrey accepted as Senecio lucidus (Sw.) DC. (original description)
Dendrophorbium medullosum (Sch.Bip. ex Greenm.) C.Jeffrey (original description)
Dendrophorbium peregrinum (Griseb.) C.Jeffrey (original description)
Emilia lyrata (Cass.) C.Jeffrey (original description)
Faujasia cadetiana C.Jeffrey (original description)
Faujasia gracilis C.Jeffrey accepted as Faujasia pinifolia (Bory) Cass. (original description)
Faujasia salicifolia (Pers.) C.Jeffrey (original description)
Faujasia squamosa (Bory) C.Jeffrey (original description)
Faujasiopsis C.Jeffrey (original description)
Faujasiopsis boivinii (Klatt) C.Jeffrey (original description)
Faujasiopsis flexuosa (Lam.) C.Jeffrey accepted as Faujasia flexuosa (Lam.) Benth. & Hook.f. ex Hook.f. & B.D.Jacks. (original description)
Faujasiopsis flexuosa subsp. bourbonensis C.Jeffrey (original description)
Faujasiopsis flexuosa subsp. erecta C.Jeffrey (original description)
Faujasiopsis reticulata (Vahl) C.Jeffrey (original description)
Hubertia adenodonta (DC.) C.Jeffrey (original description)
Hubertia alleizettei (Humb.) C.Jeffrey accepted as Senecio alleizettei (Humbert) Humbert (original description)
Hubertia alleizettei var. taxifolia (Poir.) C.Jeffrey (original description)
Hubertia andringitrensis (Humbert) C.Jeffrey (original description)
Hubertia bathiaei (Humbert) C.Jeffrey (original description)
Hubertia beguei (Humbert) C.Jeffrey (original description)
Hubertia faujasioides (Baker) C.Jeffrey (original description)
Hubertia foliatilis (S.Moore) C.Jeffrey (original description)
Hubertia heimii (Humbert) C.Jeffrey (original description)
Hubertia humblotii (Klatt) C.Jeffrey (original description)
Hubertia hypargyrea (DC.) C.Jeffrey (original description)
Hubertia ivohibeensis (Humbert) C.Jeffrey (original description)
Hubertia lapsanifolia (Baker) C.Jeffrey (original description)
Hubertia leucanthothamnus (Humbert) C.Jeffrey (original description)
Hubertia multifoliosa (Klatt) C.Jeffrey (original description)
Hubertia myricifolia (Boj. ex DC.) C.Jeffrey accepted as Senecio myricaefolius (Bojer ex DC.) (original description)
Hubertia myrtifolia (Klatt) C.Jeffrey (original description)
Hubertia neoheimii (Humbert) C.Jeffrey (original description)
Hubertia olivacea (Klatt) C.Jeffrey accepted as Senecio olivaceus Klatt accepted as Senecio rosellatus var. olivaceus (Klatt) Humbert accepted as Senecio olivaceus Klatt (original description)
Hubertia pleiantha (Humb.) C.Jeffrey accepted as Senecio pleianthus (Humbert) Humbert (original description)
Hubertia riparia (DC.) C.Jeffrey (original description)
Hubertia rosellata (Bojer ex DC.) C.Jeffrey (original description)
Hubertia tomentosa var. conyzoides (Bory) C.Jeffrey (original description)
Hubertia tsimihety (Humbert) C.Jeffrey (original description)
Humbertacalia C.Jeffrey (original description)
Humbertacalia amplexifolia (Humbert) C.Jeffrey (original description)
Humbertacalia coursii (Humbert) C.Jeffrey (original description)
Humbertacalia leucopappa (Bojer ex DC.) C.Jeffrey (original description)
Humbertacalia neoalleizettei (Humbert) C.Jeffrey (original description)
Humbertacalia pyrifolia (DC.) C.Jeffrey (original description)
Humbertacalia racemosa (DC.) C.Jeffrey (original description)
Humbertacalia tomentosa (Lam.) C.Jeffrey (original description)
Humbertacalia voluta (Baker) C.Jeffrey accepted as Senecio volutus (Baker) Humbert accepted as Senecio leucopappus var. volutus (Baker) Humbert (original description)
Iranecio cariensis (Boiss.) C.Jeffrey (original description)
Iranecio davisii (V.A.Matthews) C.Jeffrey (original description)
Iranecio eriospermus (DC.) C.Jeffrey (original description)
Iranecio eriospermus var. crambefolius (Boiss.) C.Jeffrey (original description)
Iranecio farfarifolius (Boiss. & Kotschy) C.Jeffrey accepted as Iranecio bulghardaghensis (Soldano) D.Heller (original description)
Iranecio hypochionaeus (Boiss.) C.Jeffrey (original description)
Iranecio jurineifolius (Boiss. & Balansa) C.Jeffrey accepted as Iranecio jurineifolius (Boiss. & Balansa) C.Jeffrey ex Negaresh (original description)
Iranecio kubensis (Grossh.) C.Jeffrey (original description)
Iranecio lazicus (Boiss. & Balansa) C.Jeffrey (original description)
Iranecio lipskyi C.Jeffrey (original description)
Iranecio lorentii (Hochst.) C.Jeffrey (original description)
Iranecio massagetovii (Schischk.) C.Jeffrey (original description)
Iranecio pandurifolius (K.Koch) C.Jeffrey (original description)
Iranecio taraxacifolius (M.Bieb.) C.Jeffrey (original description)
Jacmaia cooperi (Greenm.) C.Jeffrey accepted as Jessea cooperi (Greenm.) H.Rob. & Cuatrec. (original description)
Jacmaia megaphylla (Greenm.) C.Jeffrey accepted as Jessea megaphylla (Greenm.) H.Rob. & Cuatrec. (original description)
Jacmaia multivenia C.Jeffrey accepted as Jessea multivenia (Benth. ex Benth.) H.Rob. & Cuatrec. (original description)
Kleinia descoingsii (Humbert) C.Jeffrey accepted as Senecio descoingsii (Humbert) jacobs. ex G.D.Rowley (original description)
Monticalia alcidiphylla (Cuatrec.) C.Jeffrey (original description)
Monticalia andicola (Turcz.) C.Jeffrey (original description)
Monticalia cleefii (Cuatrec.) C.Jeffrey accepted as Pentacalia cleefii (Cuatrec.) Cuatrec. (original description)
Monticalia leioclada (Cuatrec.) C.Jeffrey accepted as Pentacalia tolimensis (Sch.Bip. ex Wedd.) Cuatrec. (original description)
Monticalia magnicalyculata (V.M.Badillo) C.Jeffrey accepted as Pentacalia magnicaliculata (V.M.Badillo) Cuatrec. (original description)
Monticalia masonhalei (Ruíz-Terán & López-Fig.) C.Jeffrey accepted as Pentacalia mason-halei (Ruíz-Terán & López-Fig.) Cuatrec. (original description)
Monticalia quiroana (Cuatrec.) C.Jeffrey (original description)
Monticalia reissiana (Hieron.) C.Jeffrey accepted as Pentacalia reissiana (Hieron.) Cuatrec. (original description)
Monticalia viridialba (Cuatrec.) C.Jeffrey accepted as Pentacalia viridialba (Cuatrec.) Cuatrec. (original description)
Othonna maroccana (Batt.) C.Jeffrey accepted as Hertia maroccana (Batt.) Maire (original description)
Othonna media C.Jeffrey (original description)
Packera montereyana (S.Watson) C.Jeffrey (original description)
Packera quercetorum (Greene) C.Jeffrey (original description)
Parafaujasia C.Jeffrey (original description)
Parafaujasia fontinalis (Cordem.) C.Jeffrey (original description)
Parafaujasia mauritiana C.Jeffrey (original description)
Senecio agapetes C.Jeffrey (original description)
Senecio anapetes C.Jeffrey (original description)
Senecio emiliopsis C.Jeffrey (original description)
Senecio herborgii C.Jeffrey (original description)
Senecio humidanus C.Jeffrey (original description)
Senecio infirmus C.Jeffrey (original description)
Senecio invalidus C.Jeffrey (original description)