| Name | Polygala grandiflora var. angustifolia Torr. & A. Gray |
| Authorship | Torr. & A. Gray |
| Rank | Variety |
| Placed in | Polygala grandiflora Walter |
| Citation | 1840 Fl. N. Amer. [Torr. & A. Gray] 1(4): 671 |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Polygala grandiflora var. angustifolia Torr. & A. Gray |
| Identification made in | [no date] (16) |