Apodocephala multiflora Humbert (original description)
Apodocephala oliganthoides Humbert (original description)
Conyza androrangensis Humbert (original description)
Gerbera leandrii Humbert (original description)
Helichrysum benoistii Humbert (original description)
Helichrysum camusianum Humbert (original description)
Helichrysum chamaeyucca Humbert (original description)
Helichrysum decrescentisquamatum Humbert (original description)
Helichrysum geniorum Humbert (original description)
Helichrysum leucocladum Humbert (original description)
Helichrysum marojejyense Humbert (original description)
Helichrysum pseudoanaxeton Humbert (original description)
Helichrysum tardieuae Humbert (original description)
Oliganthes meranoides Humbert (original description)
Psiadia alticola Humbert (original description)
Psiadia coursii Humbert (original description)
Psiadia depauperata Humbert (original description)
Psiadia tardieuana Humbert (original description)
Senecio andapensis Humbert (original description)
Senecio coursii Humbert accepted as Humbertacalia coursii (Humbert) C.Jeffrey (original description)
Senecio geniorum Humbert (original description)
Vernonia andapensis Humbert (original description)
Vernonia capuronii Humbert accepted as Distephanus capuronii (Humbert) V.A.Funk & H.Rob. (original description)
Vernonia marojejyensis Humbert (original description)
Vernoniopsis Humbert (original description)
Vernoniopsis caudata (Drake) Humbert (original description)