| Name | Jamesia americana var. zionis N. H. Holmgren & P. K. Holmgren |
| Authorship | N. H. Holmgren & P. K. Holmgren |
| Rank | Variety |
| Placed in | Jamesia americana Torrey & A. Gray |
| Citation | 1989 Brittonia 41(4): 344, f. 2G–I |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Jamesia americana var. zionis N. H. Holmgren & P. K. Holmgren |
| Identification made in | [no date] (1), 1989 (1) |