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By: Blackburn, Kathleen B. - Harrison, J W HeslopType: ArticleIn: Annals of botanyVolume: 35Series:Issue:Date: 1921-04Page Range: 159--188Publication Info: London, Academic Press [etc.],Subjects:
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By: Bagnall, Richard S - Harrison, J W HeslopType: ArticleIn: Transactions of the Entomological Society of LondonVolume: 65Series:Issue:Date: 1918Page Range: 346--348Publication Info: London, The Society,Subjects: