CCDBAngiospermsLeguminosaeAstragalusAstragalus nuttallianus var. imperfectus (Rydb.) Barneby

2 chromosome counts in 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.