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. The common name coffeetree is used for this genus.
Gymnocalycium Gymnocalycium, commonly called chin cactus, is a genus of about 70 South American species of cactus. The genus name "Gymnocalycium" (from Greek, "naked calyx") refers to the flower buds bearing no hair or spines.