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1by Bird, Charles D., Thomson, John W., Marsh, Alfred H., Scotter, George W., Wong, Pak YauGet access
Published in Canadian Journal of Botany (1980)
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Article in Journal/Newspaper -
2by Bird, Charles D., Scotter, George W., Steere, William C., Marsh, Alfred H.Get access
Published in Canadian Journal of Botany (1977)
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Article in Journal/Newspaper