Authors: Francis G W Knowles

Published in Biol Bull, in 1950, in volume 98, pages 66-80

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

Authors: T J Hawkeswood | D G Knowles

Published in Victorian Naturalist, in 1985, in volume 102, pages 205-206

Created: 2018-08-07, modified: 2018-08-07

Authors: L H Kleinholz | F G W Knowles

Published in Biol Bull, in 1938, in volume 75, pages 266-273

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Authors: Francis R Cook | Charles G Gruchy | Brian W Coad

Published in Amphipacifica, in 2001, in volume 3, issue 2, pages 1-2

Created: 2017-02-02, modified: 2017-02-02

Authors: Benjamin Pickman Mann

Published in Psyche: A Journal of Entomology, in 1885, in volume 4, issue 132-134, pages 287

Created: 2012-11-28, modified: 2012-11-28

Authors: Francis W Cragin

Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1889, pages 1-3

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Authors: Francis W Cragin

Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1891, pages 1

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

Authors: Francis W Pennell

Published in Torreya, in 1920, in volume 20, issue 5, pages 104-106

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1920, in volume 20, issue 4, pages 89-90

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1919, in volume 19, issue 2, pages 30-32

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1920, in volume 20, issue 1, pages 10-11

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Rhodora, in 1918, in volume 20, issue 236, pages 133-137

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Authors: Francis E Lloyd | E G Britton

Published in Torreya, in 1902, in volume 2, issue 6, pages 90-91

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1922, in volume 22, issue 5, pages 77-84

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell | Douglas H Campbell

Published in Torreya, in 1911, in volume 11, issue 1, pages 15-17

Created: 2022-12-14, modified: 2022-12-14

Authors: William C Ferguson | Francis W Pennell

Published in Torreya, in 1919, in volume 19, issue 1, pages 12-14

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1919, in volume 19, issue 12, pages 235-242

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1919, in volume 19, issue 6, pages 107-119

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in American Fern Journal, in 1913, in volume 3, pages 16-17

Created: 2017-04-23, modified: 2017-04-23

Authors: Francis W Pennell

Published in Rhodora, in 1921, in volume 23, issue 265, pages 1-22

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Authors: C W Reimer

Published in Cryptogamie. Algologie, in 1983, in volume 4, issue 3-4, pages 227-232

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

Authors: W W Eggleston

Published in Torreya, in 1904, in volume 4, issue 5, pages 65-68

Created: 2022-12-15, modified: 2022-12-15

Authors: Etta L Knowles

Published in Botanical Gazette, in 1886, in volume 11, issue 8, pages 206-208

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

Authors: Francis W Pennell | Marshall A Howe

Published in Torreya, in 1920, in volume 20, issue 6, pages 128-132

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1919, in volume 19, issue 11, pages 205-216

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1919, in volume 19, issue 9, pages 161-171

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Torreya, in 1919, in volume 19, issue 8, pages 143-152

Created: 2022-12-14, modified: 2022-12-14

Authors: B O Dodge | Francis W Pennell

Published in Torreya, in 1920, in volume 20, issue 3, pages 59-65

Created: 2022-12-14, modified: 2022-12-14

Authors: Francis W Pennell

Published in Rhodora, in 1921, in volume 23, issue 266, pages 29-41

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

Authors: Craig J Knowles

Published in The Great Basin Naturalist, in 1987, in volume 47, issue 2, pages 202-206

Created: 2017-11-16, modified: 2023-02-16

Authors: Francis W Oliver

Published in Asa Gray correspondence : letters from Asa Gray to various individuals, 1838-1931 (inclusive), 1838-1888 (bulk), in 1931, pages 1-2

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

Authors: Review By: Francis W Pennell

Published in Torreya, in 1921, in volume 21, issue 2, pages 34-35

Created: 2022-12-14, modified: 2022-12-14

Authors: Craig J Knowles

Published in The Great Basin Naturalist, in 1986, in volume 46, issue 2, pages 198-203

Created: 2017-11-16, modified: 2023-02-16

Authors: Francis G Gilchrist

Published in Biol Bull, in 1937, in volume 72, pages 99-124

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

Authors: Francis G Blake

Published in The Auk, in 1907, in volume 24, pages 103-104

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

Authors: Francis G Stehli

Published in Jour Washington Acad Sci, in 1956, in volume 46, pages 101-103

Created: 2014-01-30, modified: 2025-12-03

Authors: Francis G Stehli

Published in Journal of The Washington Academy of Sciences, in 1955, in volume 45, pages 70-74

Created: 2012-08-30, modified: 2025-12-03

Authors: Francis W Pennell | B O Dodge | Fred J Seaver

Published in Torreya, in 1917, in volume 17, issue 9, pages 164-168

Created: 2022-12-14, modified: 2022-12-14

Authors: L Lacey Knowles | Yat-Hei Chan

Published in Annals of the Missouri Botanical Garden, in 2008, in volume 95, issue 2, pages 224-231

Created: 2024-06-27, modified: 2024-06-27

Authors: Francis G Smith

Published in Western Australian Naturalist, in 1975, in volume 13, issue 4, pages 90-91

Created: 2021-04-04, modified: 2021-04-04

Authors: Etta L Knowles

Published in Botanical Gazette, in 1887, in volume 12, issue 9, pages 216-218

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

Authors: Francis W Pennell

Published in Rhodora, in 1939, in volume 41, issue 488, pages 378-384

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

Authors: Kendra C Buresch | Jean G Boal | Gregg T Nagle | Jamie Knowles | Robert Nobuhara | Kate Sweeney | Roger T Hanlon

Published in Biol Bull, in 2004, in volume 206, pages 1-3

Created: 2010-01-07, modified: 2011-06-21

Authors: Francis W Pennell

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1920, in volume 72, pages 136-188

Created: 2013-03-02, modified: 2013-03-02

Authors:

Published in Madroño, in 1942, in volume 6, issue 8, pages 260-265

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

Authors: Andrew R G Price | Francis W E Rowe

Published in Bulletin of The Natural History Museum Zoology Series, in 1996, in volume 62, pages 71-82

Created: 2012-12-23, modified: 2012-12-23

Authors: Guy R Chiron | Vitorino P Castro Neto

Published in Richardiana, in 2003, in volume 4, issue 1, pages 9-35

Created: 2018-10-28, modified: 2023-02-16

Authors: Francis Boott

Published in Asa Gray correspondence. Senders Be-Bo, in 1844, pages 1-2

Created: 2017-03-12, modified: 2017-06-09

Authors: Francis W Pennell

Published in Journal of The Arnold Arboretum, in 1943, in volume 24, issue 3, pages 243-274

Created: 2016-07-07, modified: 2025-12-17

Authors:

Published in Annals And Magazine of Natural History, in 1890, in volume 5, pages 115-117

Created: 2011-09-23, modified: 2011-09-23