Published in Entomological News, Philadelphia, in 1951, in volume 62, pages 3-40

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Published in Bothalia, in 1922, in volume 1, pages 83-86

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Published in Bothalia, in 1922, in volume 1, pages 87-96

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Published in Bothalia, in 1922, in volume 1, pages 33-38

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Published in Bothalia, in 1922, in volume 1, pages 97-104

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Published in Bothalia, in 1922, in volume 1, pages 105-109

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Published in Bothalia, in 1922, in volume 1, pages 57-58

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Published in Journal of South African botany, in 1944, in volume 10, pages 33-35

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Published in Proceedings of The American Philosophical Society, in 1895, in volume 34, issue 148, pages 173-179

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Published in Bothalia, in 1922, in volume 1, issue 3, pages 187-193

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Published in Bothalia, in 1922, in volume 1, pages 40-56

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Published in Journal and Proceedings of the Royal Society of Western Australia, in 1915, in volume 1, pages 45-54

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Published in Journal of South African botany, in 1950, in volume 16, pages 15-22

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Published in Journal of South African botany, in 1946, in volume 12, pages 111

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Published in The Flowering Plants of South Africa, in 1943, in volume 23, pages 1-2

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Published in The Flowering Plants of South Africa, in 1943, in volume 23, pages 1-2

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Published in The Flowering Plants of South Africa, in 1943, in volume 23, pages 1-2

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Published in The Flowering Plants of South Africa, in 1943, in volume 23, pages 1-2

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Published in The Flowering Plants of South Africa, in 1942, in volume 22, pages 1-2

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Published in The Flowering Plants of South Africa, in 1921, in volume 1, pages 1-2

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Published in The Flowering Plants of South Africa, in 1921, in volume 1, pages 1-2

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Published in The Flowering Plants of South Africa, in 1941, in volume 21, pages 1-2

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Published in The Flowering Plants of South Africa, in 1944, in volume 24, pages 1-2

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Published in The Flowering Plants of South Africa, in 1941, in volume 21, pages 1-2

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Published in The Flowering Plants of South Africa, in 1943, in volume 23, pages 1-2

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Published in The Flowering Plants of South Africa, in 1940, in volume 20, pages 1-2

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Published in The Flowering Plants of South Africa, in 1940, in volume 20, pages 1-2

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Published in The Flowering Plants of South Africa, in 1940, in volume 20, pages 1-2

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Published in The Flowering Plants of South Africa, in 1940, in volume 20, pages 1-2

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Published in Journal of South African botany, in 1943, in volume 9, pages 137-140

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Published in Proceedings of The American Philosophical Society, in 1906, in volume 45, issue 184, pages 245-254

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Published in Proceedings of The American Philosophical Society, in 1885, in volume 22, issue 117, pages 72-78

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Published in Journal of South African botany, in 1944, in volume 10, pages 61-67

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Published in Journal of South African botany, in 1946, in volume 12, pages 113-114

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Published in Ibis, in 1896, in volume 2, issue 1, pages 62-87

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Published in The Flowering Plants of South Africa, in 1921, in volume 1, pages 1-2

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Published in The Auk, in 1914, in volume 31, pages 412

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Published in Madroño, in 1992, in volume 39, issue 1, pages 31-35

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Published in Madroño, in 1990, in volume 37, issue 1, pages 60-65

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Published in JOURNAL OF SOUTH AFRICAN BOTANY, in 1944, in volume 10, pages 69-73

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Published in The Coleopterists Bulletin, in 1972, in volume 26, issue 4, pages 146

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Published in Journal of The Botanical Research Institute of Texas, in 2013, in volume 7, issue 2, pages 847-878

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Published in South African journal of natural history, in 1920, in volume 2, issue 2, pages 240-252

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Published in Proceedings of The Zoological Society of London, in 1885, in volume 1885, pages 930-932

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Published in The Wilson Bulletin, in 2005, in volume 117, issue 4, pages 390-393

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Published in Novon, in 2005, in volume 15, pages 464-470

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Published in Novon, in 2003, in volume 13, pages 467-470

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Published in Biol Bull, in 1996, in volume 191, pages 199-208

Created: 2010-01-07, modified: 2011-06-21

Published in Madroño, in 1989, in volume 36, issue 3, pages 174

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Published in Novon, in 2003, in volume 13, pages 318-321

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