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CCDB → Angiosperms → Leguminosae → Astragalus → Astragalus nuttallianus var. imperfectus (Rydb.) Barneby
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Astragalus nuttallianus var. imperfectus (Rydb.) Barneby | Astragalus nuttallianus var. imperfectus (Rydb.) Barneby | 22 | IPCN online | Liston, A. 1990. Chromosome counts in Astragalus (Fabaceae). Madroño 37: 59–60. | |||
| Astragalus nuttallianus var. imperfectus (Rydb.) Barneby | Astragalus nuttallianus var. imperfectus (Rydb.) Barneby | 11 | IPCN online | Spellenberg, R. 1981. Chromosome numbers and their cytotaxonomic significance for North American Astragalus (Fabaceae). Taxon 25: 463–472. |