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Published in Bothalia, in 1922, in volume 1, pages 105-109

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Published in Biol Bull, in 1957, in volume 113, pages 58-88

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Published in Madroño, in 1983, in volume 30, issue 4, pages 255-256

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Published in Psyche: A Journal of Entomology, in 1986, in volume 93, issue 3-4, pages 217-229

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Published in Phytologia, in 1969, in volume 18, issue 7, pages 419-420

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Published in Rhodora, in 1969, in volume 71, issue 788, pages 540

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Published in Gayana Botanica, in 1995, in volume 52, pages 1-5

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Published in The Wilson Bulletin, in 1933, in volume 45, issue 1, pages 10-11

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Published in Annals of the Missouri Botanical Garden, in 1968, in volume 55, pages 294-364

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Published in Annals of the Missouri Botanical Garden, in 1924, in volume 11, pages 99-388

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Published in Annals of the Missouri Botanical Garden, in 1938, in volume 25, pages 435-453

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Published in Journal of The Asiatic Society of Bengal, in 1841, in volume 10, issue 103, pages 98-104

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Published in Texas Journal of Science, in 1998, in volume 50, issue 3, pages 195-198

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Published in Proceedings of the Zoological Society of London, in 1919, in volume 1919, issue 1-2, pages 21-27

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Published in Ibis, in 1889, in volume 1, issue 4, pages 446-475

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