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1by Gaiser, L O“...[Cambridge, Mass., etc.]New England Botanical Club [etc.]...”
Published 1949
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2by Knowlton, C H“...[Cambridge, Mass., etc.]New England Botanical Club [etc.]...”
Published 1930
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3by Knowlton, Clarence H“...[Cambridge, Mass., etc.]New England Botanical Club [etc.]...”
Published 1923
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4by Muenscher, W C“...[Cambridge, Mass., etc.]New England Botanical Club [etc.]...”
Published 1930
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Article in Journal/Newspaper