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Published in Nautilis, in 1911, in volume 25, pages 73-75

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Published in Nautilis, in 1921, in volume 34, pages 114-116

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Published in The Wilson Bulletin, in 1925, in volume 37, issue 4, pages 244-247

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Published in Phytologia, in 1967, in volume 14, pages 205-212

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Published in Austrobaileya, in 1977, in volume 1, pages 1-9

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Published in Ibis, in 1889, in volume 1, issue 1, pages 107-112

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Published in Breviora, in 1958, in volume 85, pages 1-5

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Published in Science, in 1903, in volume 17, issue 439, pages 873

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Published in Botanical Gazette, in 1899, in volume 27, issue 6, pages 444-457

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