Authors: John F Hays

Published in Sida, Contributions To Botany, in 1998, in volume 18, issue 2, pages 555-577

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

Authors: John F Hays

Published in Sida, Contributions To Botany, in 1998, in volume 18, issue 1, pages 369-370

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

Authors: John F Hays

Published in Journal of The Botanical Research Institute of Texas, in 2010, in volume 4, issue 1, pages 1-6

Created: 2015-12-01, modified: 2015-12-01

Authors: John Hays

Published in Phytologia, in 1995, in volume 78, issue 4, pages 264-276

Created: 2016-05-04, modified: 2016-05-06

Authors: J M Canne-Hilliker | John F Hays

Published in Journal of The Botanical Research Institute of Texas, in 2010, in volume 4, issue 2, pages 677-681

Created: 2015-12-01, modified: 2015-12-01

Authors: Benjamin F Joslin | Isaac Hays

Published in Transactions of the American Philosophical Society, in 1834, in volume 4, pages 340-349

Created: 2026-05-30, modified: 2026-05-30

Authors: Monique Dubrule Reed | John F Hays | Judith M Canne-Hilliker | Dana Price | Jason Singhurst | Eric Keith

Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 3, pages 1927-1929

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

Authors: Eric L Keith | John Hays

Published in Sida, Contributions To Botany, in 2003, in volume 20, issue 3, pages 1321-1322

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

Authors: John F F Horner

in 1882, pages 1-4

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

Authors: John F F Horner

in 1882, pages 1-2

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

Authors: John F F Horner

in 1884, pages 1-2

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

Authors: C R Dykstra | J L Hays | M M Simon | F B Daniel

Published in Journal of Raptor Research, in 2003, in volume 37, issue 3, pages 177-187

Created: 2017-04-07, modified: 2017-04-07

Authors: Terence E Hays

Published in Journal of Ethnobiology, in 1999, in volume 19, issue 2, pages 251-257

Created: 2016-06-26, modified: 2016-06-26

Authors: Terence E Hays

Published in Journal of Ethnobiology, in 1998, in volume 18, issue 2, pages 309-316

Created: 2016-06-26, modified: 2016-06-26

Authors: Terence E Hays

Published in Journal of Ethnobiology, in 1998, in volume 18, issue 1, pages 129-136

Created: 2016-06-26, modified: 2016-06-26

Authors: L L Hays

Published in Journal of Raptor Research, in 1987, in volume 21, issue 2, pages 67

Created: 2017-04-07, modified: 2017-04-07

Authors: Ar Thornhill | Kl Hays

Published in Entomological News, in 1972, in volume 82, pages 111-112.

Created: 2011-06-10, modified: 2021-04-05

Authors: Joseph E Laferriere | Terence E Hays

Published in Journal of Ethnobiology, in 1995, in volume 15, issue 2, pages 281-286

Created: 2016-06-26, modified: 2016-06-26

Authors: C R Dykstra | J L Hays | M M Simon | J B Holt | G R Austng | F B Daniel

Published in Journal of Raptor Research, in 2004, in volume 38, issue 4, pages 304-311

Created: 2017-04-07, modified: 2017-04-07

Authors: Daniel G Brinton

Published in Proceedings of The American Philosophical Society, in 1879, in volume 18, issue 103, pages 259-260

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

Authors: John F Wiens | Marilyn F Hanson | Carroll Hemingway

Published in Madroño, in 2008, in volume 55, pages 88-89

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

Authors: Spencer F Baird | John James Audubon

Published in The Auk, in 1906, in volume 23, pages 194-209

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

Authors: John James Audubon | Spencer F Baird

Published in The Auk, in 1906, in volume 23, pages 318-334

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

Authors: John James Audubon | Spencer F Baird

Published in The Auk, in 1907, in volume 24, pages 53-70

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

Authors: John James Audubon | Spencer F Baird

Published in The Auk, in 1904, in volume 21, pages 255-259

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

Authors: Helen Hays | Mary Lecroy

Published in The Wilson Bulletin, in 1971, in volume 83, issue 4, pages 425-429

Created: 2017-08-22, modified: 2023-02-16

Authors: John F Davidson | Paul F Romberg

Published in Madroño, in 1952, in volume 11, issue 5, pages 203-206

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

Authors: Terence E Hays | Joseph E Laferriere

Published in Journal of Ethnobiology, in 1992, in volume 12, issue 2, pages 213-224

Created: 2016-06-26, modified: 2016-06-26

Authors: W J Hays

Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 218-219

Created: 2026-04-24, modified: 2026-04-24

Authors: Johann Jakob Kaup

Published in Archiv für Naturgeschichte, in 1843, in volume 9, issue 1, pages 168-175

Created: 2017-03-18, modified: 2017-03-18

Authors: I Minis Hays

Published in Proceedings of The American Philosophical Society, in 1898, in volume 37, issue 157, pages 143-150

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

Authors: John F Cowell

Published in Botanical Gazette, in 1900, in volume 30, issue 5, pages 347-348

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

Authors: R Anthony | M Friant

Published in Bulletin du Muséum national d'histoire naturelle, in 1940, in volume 12, issue 7, pages 449-455

Created: 2021-12-16, modified: 2021-12-16

Authors: John L Leconte

Published in Proceedings of The American Philosophical Society, in 1873, in volume 13, issue 81, pages 183-190

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

Authors: Norman F Hughes | Gillian E Drewry | John F Laing

Published in Palaeontology, in 1979, in volume 22, issue 3, pages 513-535

Created: 2016-04-23, modified: 2016-04-23

Authors: John F Wiens | A T Whittemore

Published in Madroño, in 1990, in volume 37, issue 3, pages 216-218

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

Authors: James W Watson | D W Hays | S P Finn | P Meehan-Martin

Published in Journal of Raptor Research, in 1998, in volume 32, issue 4, pages 297-305

Created: 2017-04-07, modified: 2017-04-07

Authors: William E Horner | Isaac Hays

Published in Transactions of the American Philosophical Society, in 1843, in volume 8, pages 37-48

Created: 2026-05-26, modified: 2026-05-26

Authors: Brayton F Wilson | John F O'keefe

Published in Rhodora, in 1983, in volume 85, issue 841, pages 115-122

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

Authors: Review By: C H Curran

Published in Journal of The New York Entomological Society, in 1957, in volume 65, issue 3/4, pages 122

Created: 2016-06-13, modified: 2023-02-16

Authors:

Published in Sida, Contributions To Botany, in 1974, in volume 5, issue 4, pages 297-300

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

Authors: John F Pagels

Published in Banisteria, in 2000, in volume 16, pages 51-54

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

Authors: Herbert F Copeland

Published in Madroño, in 1939, in volume 5, issue 2, pages 77

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

Authors: H F Glen

Published in Bothalia, in 1998, in volume 28, issue 1, pages 117-118

Created: 2026-04-05, modified: 2026-04-05

Authors: John J Bennett

Published in Asa Gray correspondence. Senders Be-Bo, in 1853, pages 1-2

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

Authors: John J Bennett

Published in Asa Gray correspondence. Senders Be-Bo, in 1844, pages 1-6

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

Authors: John J Bennett

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

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

Authors: John R Bozeman | John F Logue

Published in Rhodora, in 1968, in volume 70, issue 782, pages 289-292

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

Authors: Wm A Kepner | John F Barker

Published in Biol Bull, in 1924, in volume 47, pages 239-252

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

Authors: John F Ferry

Published in The Auk, in 1907, in volume 24, pages 430-492

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