Published in Annals of the Missouri Botanical Garden, in 2013, in volume 99, issue 1, pages 19-43

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Published in Annals of the Missouri Botanical Garden, in 2010, in volume 97, issue 2, pages 235-258

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Published in Bulletin of The African Bird Club, in 2001, in volume 8, issue 1, pages 61

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Published in Bulletin of The African Bird Club, in 2005, in volume 12, issue 2, pages 166

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Published in Bulletin of The African Bird Club, in 2009, in volume 16, issue 1, pages 53-60

Created: 2021-02-23, modified: 2021-02-23