Artemisia loureiroi Kostel. (original description)
Artemisia vahliana Kostel. (original description)
Chryseis centaurium (L.) Kostel. accepted as Centaurea centaurium L. accepted as Rhaponticoides centaurium (L.) M.V.Agab. & Greuter (original description)
Helichrysum sanguineum (L.) Kostel. (original description)
Liatris hirsutiflora Kostel. accepted as Liatris squarrosa (L.) Willd. (original description)
Pulicaria undulata (L.) Kostel. (original description)
Pyrethrum procumbens Kostel. (original description)
Rhaponticum behen Kostel. (original description)
Senecio acanthifolius Kostel. (original description)
Senecio villosus Kostel. (original description)
Vernonia rheedei Kostel. (original description)