Published in Bulletin of The African Bird Club, in 1997, in volume 4, issue 1, pages 29-30

Created: 2021-02-10, modified: 2021-02-10

Published in Bulletin of The British Ornithologists' Club, in 1996, in volume 116, pages 145-155

Created: 2012-12-02, modified: 2012-12-02

Published in Novon, in 2000, in volume 10, pages 407-410

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

Published in Sida, Contributions To Botany, in 2006, in volume 22, issue 1, pages 545

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

Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 4, pages 2161-2167

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

Published in Acta Botánica Mexicana, in 2012, in volume 99, pages 55-72

Created: 2016-05-12, modified: 2017-04-27

Published in Acta Botánica Mexicana, in 2003, in volume 64, pages 19-24

Created: 2018-04-24, modified: 2018-04-24

Published in Proceedings of The Biological Society of Washington, in 2001, in volume 114, pages 725-736

Created: 2011-04-14, modified: 2011-06-21