| Name | Spraguea umbellata var. caudifera A. Gray |
| Authorship | A. Gray |
| Rank | Variety |
| Placed in | Spraguea umbellata Torrey |
| Citation | 1897 Syn. Fl. N. Amer. 1(1): 278 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Spraguea umbellata var. caudifera A. Gray |
| Identification made in | [no date] (9) |
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