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  1. By: Mangham, Sydney
    Type: Article
    In: Annals of botany
    Volume: 29
    Date: 1915-07
    Page Range: 369--391
    Publication Info: London, Academic Press [etc.],
  2. By: Mangham, Sydney
    Type: Article
    In: Annals of botany
    Volume: 31
    Date: 1917-04
    Page Range: 293--311
    Publication Info: London, Academic Press [etc.],