| Name | Astragalus douglasii var. perstrictus (Rydberg) Munz & McBurney |
| Authorship | (Rydberg) Munz & McBurney |
| Rank | Variety |
| Placed in | Astragalus douglasii (Torrey & A. Gray) A. Gray |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Astragalus douglasii var. perstrictus (Rydberg) Munz & McBurney |
| Identification made in | [no date] (2), 1930 (1), 1934 (1) |
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