| Name | Polygala subspinosa S. Watson | 
| Authorship | S. Watson | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Polygala Linnaeus | 
| Contains | Polygala subspinosa var. heteroryncha Barneby | 
| GUID | urn:lsid:ipni.org:names:30050091-2 | 
| Citation | 1873 Amer. Naturalist 7: 199 | 
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Polygala subspinosa S. Watson | 
| Identification made in | [no date] (8), 1978 (5) | 
