| Name | Chamaecrista portoricensis var. atlantica H. S. Irwin & Barneby |
| Authorship | H. S. Irwin & Barneby |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Chamaecrista portoricensis (Urban) O. F. Cook & G. N. Collins |
| GUID | urn:lsid:ipni.org:names:916856-1 |
| Citation | 1982 Mem. New York Bot. Gard. 35(2): 765 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Chamaecrista portoricensis var. atlantica H. S. Irwin & Barneby |
| Identification made in | [no date] (1), 1979 (1) |