Does Aronia or Hermannia have more species?
Hermannia Hermannia is a genus of flowering plants in the mallow family, Malvaceae. It comprises at least 65 species with many more species as yet unresolved.
Centaurea hermannii Centaurea hermannii, is a perennial herbaceous plant belonging to the genus "Centaurea" of the Asteraceae family. It is an endemic plant of Turkey and found only in Çatalca Peninsula, and threatened by habitat loss.