| Name | Grindelia squarrosa var. nuda (Alph. Wood) A. Gray |
| Authorship | (Alph. Wood) A. Gray |
| Rank | Variety |
| Placed in | Grindelia squarrosa (Pursh) Dunal |
| Citation | 1884 Syn. Fl. N. Amer. 1(2): 118 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Grindelia squarrosa var. nuda (Alph. Wood) A. Gray |
| Identification made in | 2007 (1) |