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Published in The Wilson Bulletin, in 1909, in volume 21, issue 3, pages 115-131
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Published in The Wilson Bulletin, in 1910, in volume 22, issue 1, pages 25-41
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Published in The Wilson Bulletin, in 1897, in volume 9, issue 4, pages 57-58
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Published in Annals And Magazine of Natural History, in 1906, in volume 18, pages 44-47
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Published in Phytologia, in 1991, in volume 71, pages 387-389
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Published in Phytologia, in 1990, in volume 69, pages 47-50
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Published in The Wilson Bulletin, in 1900, in volume 12, issue 3, pages 17
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Published in Rhodora, in 1944, in volume 46, issue 541, pages 28
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Published in Annals And Magazine of Natural History, in 1839, in volume 3, pages 105-106
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Published in Rhodora, in 1902, in volume 4, issue 45, pages 171-174
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Published in Rhodora, in 1943, in volume 45, issue 537, pages 354-355
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