Published in Journal of South African Botany, in 1980, in volume 46, issue 2, pages 173-192

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Published in Rodriguésia, in 2009, in volume 60, issue 2, pages 311-331

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Published in Bulletin du Muséum national d'histoire naturelle, in 1947, in volume 19, issue 2, pages 249-251

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Published in Banisteria, in 2001, in volume 17, pages 20-30

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

Published in Memoirs of the Queensland Museum, in 1991, in volume 31, pages 209

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

Published in Rodriguésia, in 2010, in volume 61, issue 3, pages 491-503

Created: 2016-07-17, modified: 2016-07-17