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              Representative specimen 
          
             Section of Central and East Asia 
          
             Astragalus nigrescens Franch.    
          
          
             Herbier Maire, Yunnan septentrional et central, fl. blanches, paturages de Lou-ki-tuin, 3200 m, VII.1910, legi E.Maire, No 4005 
          
          
          
          
             Maire E.E. 
          
          
          
          
             VII.1910 
          
          
          
             China [Asia] 
          
          
          
          
             The herbarium sheet has the printed title "Hortus Botanicus Imperialis Petropolitanus" and the State Emblem of the Russian Empire.The label is printed, with locality and date of collection written by hand. 
          
          
          
             Raenko L.M., 2004 
          
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