|C. corymbosa is a cross between Senna multi-glandulosa and Senna septentrionalis. Sometimes referred to as Senna x floribunda, Cassia floribunda of gardens, or Cassia x floribunda. Branched evergreen or deciduous shrub that reaches up to 10 feet tall. Leaves are pinnate with elliptic leaflets. Racemes of yellow flowers bloom from summer to winter. Good for shrub border.