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By: Bachmann, Freda M.Type: ArticleIn: American journal of botanyVolume: 5Series:Issue: 1Date: 1918-01Page Range: 32--35Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects:
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By: Bachmann, Freda M.Type: ArticleIn: Annals of botanyVolume: 26Series:Issue:Date: 1912-07Page Range: 747--760Publication Info: London, Academic Press [etc.],Subjects: