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By: Shull, George Harrison,Edition:Publication info: Washington, D.C, Carnegie Institution of Washington, 1909Volume:Series:Holding Institution: University of California LibrariesSubjects: Bursa bursa-pastoris Bursa heegeri Hybridization, VegetableBHL Collections:
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By: Shull, George Harrison,Edition:Publication info: Washington, Carnegie Institution, 1909Volume:Series:Holding Institution: Multiple institutionsSubjects: Bursa bursa-pastoris Bursa heegeri Plant hybridizationBHL Collections: