External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:952725-1
- Species Name
- Senna rigida (Hieron.) H.S.Irwin & Barneby, Mem. New York Bot. Gard. 35(2): 570 (1982): (1982).
- Publication
- Brittonia; a Series of Botanical Papers. New York, NY
- Collation
- 38(3): 270
- Date of Publication
- 1986
- Family as entered in IPNI
- Leguminosae