Synonyms for Cassia (same or very similar meaning)
WordNet sense 1 (some genus Cassia species often classified as members of the genus Senna or genus Chamaecrista):
genus CassiaWordNet sense 2 (Chinese tree with aromatic bark; yields a less desirable cinnamon than Ceylon cinnamon):
cassia-bark tree, Cinnamomum cassiaFrom the ODE community, based on WordNetadd/edit