While  Gymnocladus is a small genus of leguminous trees, what genus is Chrysogonum?
Gymnocladus: Gymnocladus (Neo-Latin, from Greek γυμνὀς, "gymnos", naked + κλάδος, "klados", branch) is a small genus of leguminous trees. Chrysogonum: Chrysogonum is a genus of flowering plants in the daisy family.
genus of flowering plants