| Name | Linum rigidum var. rigidum Pursh |
| Authorship | Pursh |
| Rank | Variety |
| Placed in | Linum rigidum Pursh |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Linum rigidum var. rigidum Pursh |
| Identification made in | 1964 (2) |
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