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Published in Biol Bull, in 1962, in volume 122, pages 149-159

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Published in Proceedings of The American Philosophical Society, in 1876, in volume 16, issue 97, pages 206-212

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Published in Rhodora, in 1968, in volume 70, issue 783, pages 453

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1885, pages 1-2

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Published in Tijdschrift Voor Entomologie, in 1995, in volume 138, pages 143-167

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Published in Psyche: A Journal of Entomology, in 1921, in volume 28, issue 2, pages 35-45

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Published in Psyche: A Journal of Entomology, in 1938, in volume 45, issue 1, pages 62-71

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Published in Proceedings of The American Philosophical Society, in 1877, in volume 16, issue 99, pages 585-589

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Published in Rhodora, in 1969, in volume 71, issue 786, pages 204-211

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Published in Psyche: A Journal of Entomology, in 1889, in volume 5, issue 156, pages 190-192

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Published in Psyche: A Journal of Entomology, in 1897, in volume 8, issue 250, pages 30-31

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Published in Psyche: A Journal of Entomology, in 1897, in volume 8, issue 259, pages 141-142

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Published in The Wilson Bulletin, in 1934, in volume 46, issue 1, pages 71-72

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Published in Psyche: A Journal of Entomology, in 1875, in volume 1, issue 12, pages 57-59

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Published in The Auk, in 1916, in volume 33, pages 162-167

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Published in The Auk, in 1908, in volume 25, pages 485-486

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Published in Botanical Gazette, in 1921, in volume 71, issue 5, pages 358-377

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Published in Entomologist's Record and Journal of Variation, in 1980, in volume 92, issue 4-5, pages 119

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1846, pages 1-3

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1847, pages 1-2

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3

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Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3

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Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-3

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Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1

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Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-8

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Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

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

Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2

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Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2

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