Published in Botanical Museum Leaflets, Harvard University, in 1978, in volume 26, pages 39-54

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Published in Rhodora, in 1992, in volume 94, issue 880, pages 396

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Published in Journal of The Arnold Arboretum, in 1972, in volume 53, issue 3, pages 390-398

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Published in Journal of The Arnold Arboretum, in 1972, in volume 53, issue 4, pages 515-530

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Published in Botanical Museum Leaflets, Harvard University, in 1966, in volume 21, pages 141-212

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Published in Botanical Museum Leaflets, Harvard University, in 1969, in volume 22, pages 273-296

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Published in Botanical Gazette, in 1918, in volume 65, issue 2, pages 194

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

Published in Journal für Ornithologie, in 1883, in volume 31, pages 337-368

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Published in Botanical Museum Leaflets, Harvard University, in 1980, in volume 28, issue 3, pages 235-246

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Published in Zoologica, in 1939, in volume 24, issue 20, pages 339

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Published in Rhodora, in 1921, in volume 23, issue 265, pages 25-26

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Published in Copeia, in 1915, in volume 20, pages 18-19

Created: 2013-03-07, modified: 2013-03-08

Published in Botanical Gazette, in 1917, in volume 64, issue 2, pages 173-174

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Published in Rhodora, in 1914, in volume 16, issue 189, pages 167

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Published in Journal of The New York Entomological Society, in 1953, in volume 61, issue 4, pages 201-210

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Published in Journal für Ornithologie, in 1906, in volume 54, pages 329-358

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Published in Journal für Ornithologie, in 1891, in volume 39, pages 225-235

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Published in Journal für Ornithologie, in 1885, in volume 33, pages 354-368

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Published in Journal für Ornithologie, in 1877, in volume 25, pages 347-348

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Published in Rhodora, in 1947, in volume 49, issue 581, pages 142-143

Created: 2014-06-16, modified: 2023-02-16

Published in Entomological News, Philadelphia, in 1893, in volume 4, pages 116-118

Created: 2011-06-03, modified: 2011-06-21

Published in Ornithologische Monatsberichte, in 1900, in volume 8, pages 97-98

Created: 2018-10-01, modified: 2018-10-01

Published in Bulletin of The British Ornithologists' Club, in 1997, in volume 117, pages 194-198

Created: 2012-12-02, modified: 2012-12-02

Published in Journal für Ornithologie, in 1908, in volume 56, pages 72-121

Created: 2014-09-04, modified: 2014-09-04

Published in Rhodora, in 1930, in volume 32, pages 95-105

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Published in Zoologica, in 1939, in volume 24, issue 13, pages 293-295

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Published in Rhodora, in 1945, in volume 47, issue 554, pages 46-47

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Published in Journal für Ornithologie, in 1887, in volume 35, pages 244-248

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Published in Journal für Ornithologie, in 1895, in volume 43, pages 457-481

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Published in Journal für Ornithologie, in 1897, in volume 45, pages 524-533

Created: 2014-09-04, modified: 2014-09-04

Published in Annals of the Missouri Botanical Garden, in 1943, in volume 30, pages 405-412

Created: 2010-01-08, modified: 2015-12-16

Published in Victorian Naturalist, in 2015, in volume 132, issue 5, pages 153-155

Created: 2018-06-03, modified: 2018-06-03

Published in Entomological News, Philadelphia, in 1911, in volume 22, pages 287-288

Created: 2011-05-11, modified: 2021-04-05

Published in Journal für Ornithologie, in 1899, in volume 47, pages 375-386

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Published in Journal für Ornithologie, in 1880, in volume 28, pages 193

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Published in Journal für Ornithologie, in 1894, in volume 42, pages 1-28

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Published in Journal für Ornithologie, in 1891, in volume 39, pages 47-56

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Published in Journal für Ornithologie, in 1887, in volume 35, pages 225-244

Created: 2014-09-04, modified: 2014-09-04

Published in Zeitschrift für Säugetierkunde, in 1930, in volume 5, pages 314-326

Created: 2016-08-03, modified: 2016-08-03

Published in Hedwigia, in 1897, in volume 36, pages 247-276

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Published in Rhodora, in 1955, in volume 57, issue 677, pages 156-158

Created: 2014-06-16, modified: 2023-02-16

Published in Forktail, in 2003, in volume 19, pages 21-30

Created: 2019-05-12, modified: 2019-05-12

Published in Pan-Pacific Entomologist, in 1993, in volume 69, issue 3, pages 261-271

Created: 2018-06-24, modified: 2018-06-24

Published in Quarterly journal of microscopical science, in 1909, in volume 53, issue 210, pages 327-338

Created: 2016-09-21, modified: 2016-09-21

Published in Biol Bull, in 1942, in volume 82, pages 356-371

Created: 2010-01-06, modified: 2011-06-21

Published in Journal für Ornithologie, in 1876, in volume 24, pages 1-35

Created: 2014-09-04, modified: 2014-09-04

Published in Journal für Ornithologie, in 1887, in volume 35, pages 186-188

Created: 2014-09-04, modified: 2014-09-04

Published in Journal für Ornithologie, in 1876, in volume 24, pages 113-145

Created: 2014-09-04, modified: 2014-09-04

Published in Journal für Ornithologie, in 1901, in volume 49, pages 105-109

Created: 2014-09-04, modified: 2014-09-04

Published in Hedwigia, in 1922, in volume 63, pages 174-197

Created: 2025-10-01, modified: 2025-10-01