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Published in Nautilis, in 1919, in volume 32, pages 142-143

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Published in Biol Bull, in 1956, in volume 110, pages 229-242

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Published in Proceedings of The Biological Society of Washington, in 1978, in volume 91, pages 234-241

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Published in Proceedings of The Entomological Society of Washington, in 1977, in volume 79, pages 209-215

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Published in Madroño, in 2019, in volume 66, issue 3, pages 85

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Published in Torreya, in 1926, in volume 26, issue 5, pages 99-100

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Published in Phytologia, in 1988, in volume 64, pages 249-258

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Published in The Auk, in 1917, in volume 34, pages 70-72

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Published in The Wilson Bulletin, in 1986, in volume 98, issue 2, pages 189-195

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Published in Pan-Pacific Entomologist, in 1989, in volume 65, issue 1, pages 12-14

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Published in Biol Bull, in 1959, in volume 117, pages 68-80

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Published in Bulletin of The British Ornithologists' Club, in 1997, in volume 117, pages 239-240

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Published in Botanical Gazette, in 1917, in volume 64, issue 1, pages 1-20

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Published in Rhodora, in 1964, in volume 66, issue 766, pages 167

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Published in Nautilis, in 1925, in volume 38, pages 89-90

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Published in Rhodora, in 1935, in volume 37, issue 433, pages 19

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Published in Bulletin Southern California Academy of Sciences, in 1985, in volume 84, issue 1, pages 38-40

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Published in Breviora, in 1962, in volume 174, pages 1-10

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Published in The Auk, in 1912, in volume 29, pages 412

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Published in Telopea, in 1996, in volume 6, pages 851-862

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Published in Journal of The Arnold Arboretum, in 1947, in volume 28, issue 2, pages 207-229

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Published in Rhodora, in 1917, in volume 19, issue 217, pages 1-9

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