Published in Annals of the Entomological Society of America, in 1916, in volume 9, issue 1, pages 94-96

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Published in Jour Washington Acad Sci, in 1939, in volume 29, pages 495-501

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Published in Proceedings of The Biological Society of Washington, in 1911, in volume 24, pages 197-208

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Published in Proceedings of The Biological Society of Washington, in 1912, in volume 25, pages 29-37

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Published in Psyche: A Journal of Entomology, in 1917, in volume 24, issue 6, pages 182-187

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Published in Annals of the Entomological Society of America, in 1915, in volume 8, issue 4, pages 359-364

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Published in Journal of Economic Entomology, in 1922, in volume 15, pages 90-95

Created: 2011-01-31, modified: 2017-01-06

Published in Psyche, in 1917, in volume 24, pages 187-199

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Published in The Great Basin Naturalist, in 1963, in volume 23, pages 166

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Published in The Great Basin Naturalist, in 1952, in volume 12, pages 65-66

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1858, pages 1-3

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1859, pages 1-3

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), pages 1

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), pages 1

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1860, pages 1-3

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1854, pages 1-5

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1854, pages 1-2

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1854, pages 1

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1857, pages 1-2

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1858, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1855, pages 1

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1856, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1854, pages 1

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1860, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1857, pages 1-2

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1860, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), pages 1

Created: 2017-06-24, modified: 2017-06-24

Published in Phytologia, in 1968, in volume 17, pages 249-328,

Created: 2011-01-26, modified: 2011-06-21

Published in Nautilis, in 1908, in volume 22, pages 11-12

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Published in Botanical Gazette, in 1877, in volume 2, issue 12, pages 142-143

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Published in Botanical Gazette, in 1895, in volume 20, issue 9, pages 429

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Published in Madroño, in 1923, in volume 1, issue 8, pages 132

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Published in Bulletin of Zoological Nomenclature, in 1990, in volume 47, pages 211-212

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Published in Ent. News, in 1939, in volume 50, pages 256-259

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Published in Phytologia, in 1975, in volume 32, pages 1-30

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Published in Rhodora, in 1973, in volume 75, issue 802, pages 297-303

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Published in Nautilis, in 1898, in volume 12, pages 65-66

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Published in Nautilis, in 1914, in volume 27, pages 104-106

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Published in Nautilis, in 1922, in volume 36, pages 30-31

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Published in Phytologia, in 1976, in volume 35, issue 2, pages 133-172

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Published in Botanical Gazette, in 1877, in volume 2, issue 5, pages 89-90

Created: 2017-03-14, modified: 2017-03-14

Published in Botanical Gazette, in 1921, in volume 71, issue 2, pages 152-154

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Published in Entomologische Rundschau, in 1921, in volume 38, pages 43-44

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Published in Phytologia, in 1978, in volume 39, pages 457-500

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Published in Phytologia, in 1976, in volume 33, pages 107-127

Created: 2011-01-26, modified: 2023-02-16

Published in Phytologia, in 1973, in volume 27, pages 330-348

Created: 2011-01-26, modified: 2023-02-16

Published in Phytologia, in 1975, in volume 31, pages 1-15

Created: 2011-01-26, modified: 2023-02-16

Published in Phytologia, in 1975, in volume 31, pages 129-192

Created: 2011-01-26, modified: 2023-02-16

Published in Rhodora, in 1961, in volume 63, issue 756, pages 346-347

Created: 2014-06-16, modified: 2016-07-26

Published in Rhodora, in 1901, in volume 3, issue 28, pages 90-91

Created: 2016-07-19, modified: 2016-07-19