Published in Rhodora, in 1922, in volume 24, pages 11-16

Created: 2014-06-16, modified: 2016-07-26

Published in Journal of South African Botany, in 1980, in volume 46, issue 2, pages 213-215

Created: 2024-09-05, modified: 2024-09-05

Published in Novon, in 1998, in volume 8, issue 4, pages 405-407

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

Published in Annals of the Missouri Botanical Garden, in 1931, in volume 18, pages 1-8

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

Published in Rhodora, in 1924, in volume 26, issue 310, pages 195-197

Created: 2016-07-19, modified: 2016-07-19

Published in Annals of the Missouri Botanical Garden, in 1996, in volume 83, pages 362-386

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

Published in Journal of South African Botany, in 1984, in volume 50, issue 2, pages 261-263

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Published in Annals of the Missouri Botanical Garden, in 1928, in volume 15, pages 109-112

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

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 227-388

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

Published in Annals of the Missouri Botanical Garden, in 1994, in volume 81, pages 687-713

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

Published in Journal of South African Botany, in 1980, in volume 46, issue 4, pages 379-434

Created: 2024-09-05, modified: 2024-09-05

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 487-498

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

Published in Annals of the Missouri Botanical Garden, in 1931, in volume 18, pages 9-16

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

Published in Muelleria, in 1995, in volume 8, issue 3, pages 283-285

Created: 2016-09-04, modified: 2023-02-16

Published in Journal of South African Botany, in 1981, in volume 47, issue 3, pages 339-371

Created: 2024-09-24, modified: 2024-09-24

Published in Journal of South African Botany, in 1981, in volume 47, issue 1, pages 13-48

Created: 2024-09-24, modified: 2024-09-24

Published in The Great Basin Naturalist, in 1991, in volume 51, issue 4, pages 301-309

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

Published in Telopea, in 1997, in volume 7, issue 3, pages 269-274

Created: 2019-03-10, modified: 2019-03-10

Published in Telopea, in 1996, in volume 6, issue 4, pages 597-627

Created: 2020-08-24, modified: 2020-08-24

Published in Proceedings of the California Academy of Sciences, in 1934, in volume 21, pages 211-224

Created: 2011-06-28, modified: 2011-06-28

Published in Telopea, in 2009, in volume 12, issue 3, pages 333-345

Created: 2020-08-24, modified: 2020-08-24

Published in Revue Suisse de Zoologie, in 1904, in volume 12, pages 149-255

Created: 2012-04-03, modified: 2023-02-16

Published in Great Basin Naturalist, in 1985, in volume 45, pages 607-614

Created: 2009-12-23, modified: 2023-02-16

Published in Annals of the Missouri Botanical Garden, in 2010, in volume 97, issue 3, pages 306-364

Created: 2024-06-28, modified: 2024-06-28

Published in The Wilson Bulletin, in 1994, in volume 106, issue 1, pages 46-54

Created: 2016-12-04, modified: 2016-12-04

Published in Rhodora, in 1966, in volume 68, issue 773, pages 41-49

Created: 2014-06-16, modified: 2016-07-26

Published in The Great Basin Naturalist, in 1990, in volume 50, issue 4, pages 347-353

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

Published in Proceedings of the United States National Museum, in 1956, in volume 102, issue 3291, pages 1-69

Created: 2009-12-26, modified: 2013-03-16

Published in Botanical Gazette, in 1887, in volume 12, issue 8, pages 198

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

Published in Madroño, in 1948, in volume 9, issue 6, pages 199-200

Created: 2016-02-15, modified: 2016-07-07

Published in Western Australian Naturalist, in 1968, in volume 11, issue 1, pages 22-24

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

Published in Raptor Research, in 1984, in volume 18, issue 1, pages 34-35

Created: 2017-04-08, modified: 2017-04-08

Published in Madroño, in 1933, in volume 2, issue 12, pages 103-104

Created: 2016-02-15, modified: 2016-07-07

Published in Acta Botánica Mexicana, in 2002, in volume 61, pages 1-7

Created: 2018-04-15, modified: 2018-04-15

Published in Madroño, in 1933, in volume 2, issue 13, pages 110-112

Created: 2016-02-15, modified: 2016-07-07

Published in Novon, in 1999, in volume 9, pages 530-533

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

Published in Novon, in 1993, in volume 3, pages 59-62

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

Published in Madroño, in 1973, in volume 22, issue 4, pages 204-206

Created: 2016-02-15, modified: 2016-07-07

Published in Torreya, in 1907, in volume 7, issue 2, pages 36-40

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

Published in Journal of Raptor Research, in 2004, in volume 38, issue 4, pages 379-380

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

Published in Notulae Systematicae, in 1909, in volume 1, issue 2, pages 33-58

Created: 2021-09-29, modified: 2021-09-29

Published in Notulae Systematicae, in 1909, in volume 1, issue 2, pages 58-59

Created: 2021-09-29, modified: 2021-09-29

Published in Notulae Systematicae, in 1910, in volume 1, issue 5, pages 185-188

Created: 2021-09-29, modified: 2021-09-29

Published in Botanical Gazette, in 1916, in volume 61, issue 5, pages 433-434

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

Published in Botanical Gazette, in 1917, in volume 64, issue 6, pages 521-524

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

Published in Botanical Gazette, in 1918, in volume 65, issue 1, pages 112-115

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

Published in Phytologia, in 1978, in volume 40, pages 379-380

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

Published in Stuttgarter Beitraege Zur Naturkunde, in 1967, in volume 179, pages 1-16

Created: 2012-07-26, modified: 2012-07-27

Published in Phytologia, in 1975, in volume 32, pages 33-34

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

Published in Nautilis, in 1942, in volume 55, pages 82-92

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