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  1. By: Weiss, F. E. (Frederick Ernest), - Imms, A. D. (Augustus Daniel), - Robinson, Wilfrid. - University of Manchester.
    Publication info: Manchester, University Press, 1916
    Holding Institution: University of California Libraries
  1. By: Robinson, Wilfrid. - Walkden, H. H. (Herbert Halden),
    Type: Article
    In: Annals of botany
    Volume: 37
    Date: 1923-04
    Page Range: 299--324
    Publication Info: London, Academic Press [etc.],