While  Gymnocladus is a small genus of leguminous trees, what genus is Chrysogonum?
Chrysogonum Chrysogonum is a genus of flowering plants in the daisy family. The plants are terrestrial herbs with yellow flower heads containing both disc florets and ray florets.
Rhipidocladum Rhipidocladum is a genus of New World woody bamboo in the grass family). It found in Mesoamerica, Trinidad, and South America. The genus is characterized by 1) erect, non-pseudopetiolate culm leaves, 2) numerous branchlets arising in an apsidate (fan-like) array, and 3) fruits being true caryopses. The name is derived from the Greek "rhipid" meaning "fanlike" and "clad" meaning "branch".