Authors: Robert Greenleaf Leavitt

Published in Torreya, in 1908, in volume 8, issue 12, pages 296-301

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Authors: Robert Greenleaf Leavitt

Published in Torreya, in 1909, in volume 9, issue 10, pages 200-203

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Authors: Robert G Leavitt

Published in Rhodora, in 1899, in volume 1, issue 11, pages 206-208

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Authors: Robert G Leavitt

Published in Rhodora, in 1900, in volume 2, issue 19, pages 149-155

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Authors: Review By: Robert G Leavitt

Published in Torreya, in 1909, in volume 9, issue 6, pages 120-124

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Authors: Robert G Leavitt

Published in Rhodora, in 1900, in volume 2, issue 14, pages 29-32

Created: 2016-07-19, modified: 2023-02-16

Authors: Robert G Leavitt

Published in Rhodora, in 1900, in volume 2, issue 15, pages 63-68

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Authors: R G Leavitt

Published in Rhodora, in 1902, in volume 4, issue 39, pages 57-60

Created: 2016-07-19, modified: 2023-02-16

Authors: M A Greenleaf | R P Korf

Published in Mycotaxon, in 1980, in volume 10, issue 2, pages 459-472

Created: 2025-04-24, modified: 2025-04-24

Authors: R G Leavitt

Published in Rhodora, in 1900, in volume 2, issue 24, pages 227-228

Created: 2016-07-19, modified: 2023-02-16

Authors: R G Leavitt

Published in Rhodora, in 1902, in volume 4, issue 45, pages 183-184

Created: 2016-07-19, modified: 2023-02-16

Authors: R G Leavitt

Published in Rhodora, in 1908, in volume 10, issue 120, pages 209-211

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Authors: Kenton L Chambers | Jacqueline Greenleaf

Published in Madroño, in 1989, in volume 36, issue 1, pages 49-50

Created: 2016-02-15, modified: 2023-02-16

Authors: R G Leavitt | L J Spalding

Published in Rhodora, in 1905, in volume 7, issue 78, pages 105

Created: 2016-07-19, modified: 2023-02-16

Authors: R G Leavitt

Published in Rhodora, in 1903, in volume 5, issue 59, pages 265-272

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Authors: R G Leavitt

Published in Rhodora, in 1905, in volume 7, issue 74, pages 21-31

Created: 2016-07-19, modified: 2023-02-16

Authors: R G Leavitt

Published in Rhodora, in 1906, in volume 8, issue 95, pages 223

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Authors: R G Leavitt

Published in Rhodora, in 1901, in volume 3, issue 27, pages 61-63

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Authors: R G Leavitt

Published in Rhodora, in 1901, in volume 3, issue 31, pages 202-205

Created: 2016-07-19, modified: 2023-02-16

Authors: R G Leavitt

Published in Rhodora, in 1904, in volume 6, issue 63, pages 45-48

Created: 2016-07-19, modified: 2023-02-16

Authors: R G Leavitt

Published in Rhodora, in 1903, in volume 5, issue 49, pages 38-39

Created: 2016-07-19, modified: 2023-02-16

Authors: M A Valenti | R S Zack

Published in Proceedings of the Entomological Society of Washington, in 1995, in volume 97, pages 872-878

Created: 2010-11-04, modified: 2011-06-21

Authors: A Michael Powell | Allison Leavitt

Published in Journal of The Botanical Research Institute of Texas, in 2011, in volume 5, issue 1, pages 273-274

Created: 2025-06-17, modified: 2025-06-17

Authors: David Starr Jordan | Carl Leavitt Hubbs | Ernest Alexander Mcgregor

Published in Memoirs of the Carnegie Museum, in 1925, in volume 10, issue 2, pages 93-346

Created: 2017-05-01, modified: 2025-12-17

Authors: Robert Ridgway | Robert Ridgway | Robert Ridgway

Published in The Auk, in 1893, in volume 10, pages 346

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

Authors: Robert Caspary

Published in Asa Gray correspondence. Senders Ca-Cl, in 1856, pages 1-2

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

Authors: Robert Caspary

Published in Asa Gray correspondence. Senders Ca-Cl, in 1863, pages 1-2

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

Authors: Robert Caspary

Published in Asa Gray correspondence. Senders Ca-Cl, in 1865, pages 1-4

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

Authors: Frank L Burns | Robert Ridgway

Published in The Wilson Bulletin, in 1930, in volume 42, issue 2, pages 109-110

Created: 2016-11-27, modified: 2023-02-16

Authors: Robert Dowsett

Published in Bulletin of The African Bird Club, in 2012, in volume 19, issue 2, pages 240-241

Created: 2021-02-23, modified: 2025-12-17

Authors: Marie-Françoise Robert

Published in Adansonia, in 1978, in volume 18, issue 3, pages 365-373

Created: 2020-05-17, modified: 2025-12-17

Authors:

Published in Ibis, in 1922, in volume 4, issue 3, pages 572

Created: 2024-03-14, modified: 2024-03-14

Authors: Robert E Woodson | Robert W Schery

Published in Annals of the Missouri Botanical Garden, in 1941, in volume 28, pages 409-491

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

Authors: Robert D Dorn | Robert W Lichvar

Published in Madroño, in 1981, in volume 28, issue 3, pages 159-162

Created: 2016-02-15, modified: 2023-02-16

Authors: Robert D Dorn | Robert W Lichvar

Published in Madroño, in 1981, in volume 28, issue 3, pages 188-190

Created: 2016-02-15, modified: 2023-02-16

Authors: Robert Evans Snodgrass | Edmund Heller | Robert Evans Snodgrass | Edmund Heller | Robert Evans Snodgrass | Edmund Heller

Published in The Auk, in 1904, in volume 21, pages 305-306

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

Authors: Robert S Anderson | Robert A Good

Published in Biol Bull, in 1975, in volume 148, pages 357-369

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

Authors: Robert Heward

Published in Asa Gray correspondence. Senders He-Hi, 1846-1891 (inclusive), in 1849, pages 1-2

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

Authors: Robert Heward

Published in Asa Gray correspondence. Senders He-Hi, 1846-1891 (inclusive), in 1849, pages 1-2

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

Authors: Robert Graham

Published in Asa Gray correspondence. Senders Gr-Gu, 1839-1890 (inclusive), pages 1-3

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

Authors: Robert Ridgway | Robert Ridgway

Published in The Auk, in 1907, in volume 24, pages 450-451

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

Authors: S A Forbes | Robert Ridgway | S A Forbes | Robert Ridgway

Published in The Auk, in 1890, in volume 7, pages 74-77

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

Authors: Robert L Jeanne | Robert Fagen

Published in Psyche: A Journal of Entomology, in 1974, in volume 81, issue 1, pages 155-166

Created: 2016-06-19, modified: 2016-06-19

Authors: Robert D Dorn | Robert W Lichvar

Published in Madroño, in 1990, in volume 37, issue 3, pages 195-199

Created: 2016-02-15, modified: 2023-02-16

Authors: Robert Birkbeck.

Published in Ibis, in 1921, in volume 3, issue 2, pages 317-319

Created: 2024-03-14, modified: 2024-03-14

Authors: Robert Wollny

Published in Hedwigia, in 1886, in volume 25, pages 125-132

Created: 2025-11-08, modified: 2025-11-08

Authors: Robert Kral

Published in Rhodora, in 1960, in volume 62, issue 739, pages 201-203

Created: 2016-07-19, modified: 2023-02-16

Authors: Robert Ridgway | W L Abbott | Robert Ridgway

Published in The Auk, in 1895, in volume 12, pages 70-71

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

Authors: Robert Patterson

Published in Proceedings of The American Philosophical Society, in 1875, in volume 14, issue 95, pages 650

Created: 2017-01-01, modified: 2023-02-16

Authors: Robert K Greville

Published in Asa Gray correspondence. Senders Gr-Gu, 1839-1890 (inclusive), pages 1-3

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