| Name | Amsonia longiflora var. salpignantha (Woodson) S. P. McLaughlin |
| Authorship | (Woodson) S. P. McLaughlin |
| Rank | Variety |
| Placed in | Amsonia longiflora Torrey |
| Citation | 1983 Ann. Missouri Bot. Gard. 69(2): 348 |
| Holdings | 19 Specimens held in the Harvard University Herbaria identified as Amsonia longiflora var. salpignantha (Woodson) S. P. McLaughlin |
| Identification made in | [no date] (14), 1985 (4), 2025 (1) |
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