Senna
Senna alexandrina
Senna artemisioides (Cultivated)
Senna artemisioides subsp. oligophylla (Australia) ?
Senna auriculata
Senna bicapsularis
Senna candolleana (Cultivated- USA)
Senna corymbosa (Introduced)
Senna didymobotrya
Senna hirsuta
Senna holosericea
Senna italica
Senna macranthera (Cultivated)
Senna montana
Senna multiglandulosa
Senna multijuga
Senna nitida (Cultivated)
Senna obtusifolia
Senna occidentalis
Senna polyphylla