Species list: Senna
- Senna alata (L.) Roxb. Not Evaluated
- Senna artemisioides (DC.) Randell Not Evaluated
- Senna bicapsularis (L.) Roxb. Not Evaluated
- Senna corymbosa (Lam.) H.S.Irwin & Barneby Not Evaluated
- Senna didymobotrya (Fresen.) H.S.Irwin & Barneby Not Evaluated
- Senna hirsuta (L.) H.S.Irwin & Barneby Not Evaluated
- Senna italica Mill. subsp. arachoides (Burch.) Lock LC
- Senna multiglandulosa (Jacq.) H.S.Irwin & Barneby Not Evaluated
- Senna obtusifolia (L.) H.S.Irwin & Barneby Not Evaluated
- Senna occidentalis (L.) Link Not Evaluated
- Senna odorata (Morris) Randell Not Evaluated
- Senna pendula (Willd.) H.S.Irwin & Barneby var. glabrata (Vogel) H.S.Irwin & Barneby Not Evaluated
- Senna pendula (Willd.) H.S.Irwin & Barneby var. pendula Not Evaluated
- Senna petersiana (Bolle) Lock LC
- Senna polyphylla (Jacq.) H.S.Irwin & Barneby Not Evaluated
- Senna septemtrionalis (Viv.) H.S.Irwin & Barneby Not Evaluated
- Senna septemtrionalis (Viv.) Irwin & Barneby x S. bicapsularis (L.) Roxb. Not Evaluated
- Senna septemtrionalis (Viv.) Irwin & Barneby x S. multiglandulosa (Jacq.) Irwin & Barneby Not Evaluated
- Senna siamea (Lam.) H.S.Irwin & Barneby Not Evaluated
- Senna sophera (L.) Roxb. Not Evaluated
- Senna spectabilis (DC.) H.S.Irwin & Barneby Not Evaluated
- Senna splendida (Vogel) H.S.Irwin & Barneby Not Evaluated
- Senna surattensis (Burm.f.) H.S.Irwin & Barneby Not Evaluated
- Senna x floribunda (Cav.) H.S.Irwin & Barneby Not Evaluated