Authors: David A Simpson

Published in Rodriguésia, in 2006, in volume 57, issue 2, pages 171-188

Created: 2016-07-26, modified: 2023-02-16

Authors: A Muthama Muasya | David A Simpson | Paul Goetghebeur

Published in Novon, in 2000, in volume 10, pages 132-133

Created: 2014-06-14, modified: 2014-06-14

Authors: C David Simpson

Published in Bull Brit Ornithol Club, in 1961, in volume 81, pages 82-85

Created: 2012-12-03, modified: 2012-12-03

Authors: Guy Nesom | Young Suh | David Morgan | Scott Sundberg | Beryl Simpson

Published in Phytologia, in 1991, in volume 70, pages 371-381

Created: 2013-10-12, modified: 2013-10-12

Authors: A Muthama Muasya | David A Simpson | Erik Smets

Published in Novon: A Journal For Botanical Nomenclature, in 2007, in volume 17, pages 59

Created: 2014-06-14, modified: 2016-02-16

Authors: Robert G Simpson | David Pettus

Published in Journal of Research on the Lepidoptera, in 1976, in volume 15, issue 3, pages 163-168

Created: 2022-02-16, modified: 2025-12-17

Authors: Guy L Nesom | Youngbae Suh | David R Morgan | Beryl B Simpson

Published in Sida, Contributions To Botany, in 1990, in volume 14, issue 1, pages 101-116

Created: 2015-12-02, modified: 2015-12-02

Authors: Robert C Simpson | R Ann Simpson

Published in Banisteria, in 2005, in volume 26, pages 17

Created: 2020-06-14, modified: 2020-06-14

Authors: C T Simpson

Published in Nautilis, in 1889, in volume 3, pages 78-80

Created: 2013-09-28, modified: 2013-09-28

Authors: C T Simpson

Published in Nautilis, in 1922, in volume 35, pages 65-73

Created: 2013-09-28, modified: 2013-09-28

Authors: C T Simpson

Published in Nautilis, in 1893, in volume 7, pages 22-23

Created: 2013-09-28, modified: 2013-09-28

Authors: W H Simpson

Published in Ibis, in 1861, in volume 3, issue 4, pages 361-374

Created: 2024-10-04, modified: 2024-10-04

Authors: C T Simpson

Published in Nautilis, in 1905, in volume 18, pages 137-138

Created: 2013-09-28, modified: 2013-09-28

Authors:

Published in Nautilus Philadelphia, in 1928, in volume 42, pages 66

Created: 2014-12-03, modified: 2014-12-03

Authors: D R Simpson

Published in Phytologia, in 1974, in volume 29, pages 277-280

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

Authors: J J Henderson | T T Simpson

Published in Nautilus, in 1902, in volume 16, pages 88-89

Created: 2011-06-14, modified: 2011-06-21

Authors: C T Simpson

Published in Nautilis, in 1889, in volume 3, pages 5-8

Created: 2013-09-28, modified: 2013-09-28

Authors: A M Muasya | D A Simpson | E Smets

Published in Novon, in 2006, in volume 16, pages 89-90

Created: 2011-01-28, modified: 2016-02-16

Authors: C T Simpson

Published in Nautilis, in 1889, in volume 3, pages 26-27

Created: 2013-09-28, modified: 2013-09-28

Authors: G G Simpson

Published in Annals of the Carnegie Museum, in 1927, in volume 17, pages 283-298

Created: 2017-10-22, modified: 2025-12-17

Authors: C T Simpson

Published in Nautilis, in 1894, in volume 8, pages 91-92

Created: 2013-09-28, modified: 2013-09-28

Authors: C T Simpson

Published in Nautilis, in 1921, in volume 35, pages 20-22

Created: 2013-09-28, modified: 2013-09-28

Authors: J A Simpson | C Stone

Published in Mycotaxon, in 1987, in volume 30, pages 1-4

Created: 2025-04-22, modified: 2025-04-22

Authors: D Choi | J A Simpson

Published in Mycotaxon, in 1995, in volume 54, pages 455-459

Created: 2025-04-21, modified: 2025-04-21

Authors: A-T Rochebrune

Published in Bulletin Du Museum Paris, in 1905, in volume 10, issue 7, pages 463-466

Created: 2011-11-09, modified: 2021-12-13

Authors: Annette Lewis Winner | Michael G Simpson

Published in Madroño, in 2007, in volume 54, pages 345-353

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

Authors: Michael G Simpson | Regina A Dowdy | Lee M Simpson | Jon P Rebman | Ronald B Kelley

Published in Madroño, in 2014, in volume 61, pages 259-275

Created: 2017-05-28, modified: 2017-05-28

Authors: James J Simpson

Published in Annals And Magazine of Natural History, in 1905, in volume 15, issue 90, pages 561-565

Created: 2010-11-20, modified: 2016-12-08

Authors: J J Simpson

Published in Journal of the Royal Microscopical Society. London, in 1910, in volume 1910, pages 681-692

Created: 2010-11-20, modified: 2021-04-05

Authors: George Gaylord Simpson

Published in Postilla, in 1968, in volume 115, pages 1-3

Created: 2013-03-01, modified: 2013-03-01

Authors: Tracy L Simpson

Published in Postilla, in 1966, in volume 103, pages 1-7

Created: 2013-03-01, modified: 2013-03-01

Authors: A N B Simpson

Published in Entomologist's Record and Journal of Variation, in 1981, in volume 93, issue 3-4, pages 45

Created: 2016-09-01, modified: 2016-09-01

Authors: C T Simpson

Published in Nautilis, in 1896, in volume 10, pages 29-30

Created: 2013-09-28, modified: 2013-09-28

Authors: C T Simpson

Published in Nautilis, in 1890, in volume 4, pages 79-81

Created: 2013-09-28, modified: 2013-09-28

Authors: C T Simpson

Published in Nautilis, in 1893, in volume 7, pages 17-21

Created: 2013-09-28, modified: 2013-09-28

Authors: George Gaylord Simpson

Published in Proceedings of The Royal Society of Victoria, in 1959, in volume 71, issue 2, pages 113-119

Created: 2020-07-02, modified: 2020-07-02

Authors: Kim L Marsden | Michael G Simpson

Published in Madroño, in 1999, in volume 46, issue 1, pages 61-64

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

Authors: D R Simpson

Published in Phytologia, in 1976, in volume 33, pages 4-8

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

Authors: D R Simpson

Published in Phytologia, in 1982, in volume 51, pages 303-322

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

Authors: C P Alexander

Published in Entomological News, in 1959, in volume 70, pages 29-32

Created: 2010-01-13, modified: 2021-04-05

Authors: D R Simpson

Published in Phytologia, in 1975, in volume 30, pages 304-316

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

Authors: Michael G Simpson | Jillian Stephens | Stella Yang

Published in Madroño, in 2020, in volume 67, issue 1, pages 5-8

Created: 2025-01-13, modified: 2025-01-13

Authors: C T Simpson

Published in Nautilis, in 1894, in volume 7, pages 110-113

Created: 2013-09-28, modified: 2013-09-28

Authors: C T Simpson

Published in Nautilis, in 1901, in volume 15, pages 77-82

Created: 2013-09-28, modified: 2013-09-28

Authors: David A Keith | Christopher Simpson | Mark G Tozer | Suzette Rodereda

Published in Proceedings of The Linnean Society of New South Wales, in 2007, in volume 128, pages 123-153

Created: 2019-09-16, modified: 2019-09-16

Authors: Christopher P Kofron | Connie Rutherford | David L Magney | Mark Borchert | Lloyd G Simpson

Published in Bulletin, Southern California Academy of Sciences, in 2021, in volume 120, issue 1, pages 26-48

Created: 2025-06-01, modified: 2025-06-01

Authors: B B Simpson | A Burkart | N J Carman

Published in Madroño, in 1975, in volume 23, issue 4, pages 220-227

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

Authors: D A Simpson

Published in Transactions of The Royal Society of South Australia, in 1950, in volume 73, pages 1-5

Created: 2013-02-19, modified: 2013-02-19

Authors: A N B Simpson

Published in Entomologist's Record and Journal of Variation, in 1988, in volume 100, issue 7-8, pages 189

Created: 2016-09-01, modified: 2016-09-01

Authors: George Gaylord Simpson

Published in Annals of The Carnegie Museum, in 1929, in volume 19, pages 115-122

Created: 2017-01-09, modified: 2025-12-17