Published in Journal of South African Botany, in 1935, in volume 1, pages 1-31

Published in Journal of South African Botany, in 1935, in volume 1, pages 32-39

Published in Journal of South African Botany, in 1935, in volume 1, pages 65-70

Published in Journal of South African Botany, in 1935, in volume 1, pages 71-74

Published in Journal of South African Botany, in 1935, in volume 1, pages 75-86

Published in Journal of South African Botany, in 1935, in volume 1, pages 111-128

Published in Journal of South African Botany, in 1935, in volume 1, pages 129-151

Published in Journal of South African Botany, in 1935, in volume 1, pages 153-154

Published in Journal of South African Botany, in 1935, in volume 1, pages 155-160

Published in Journal of South African Botany, in 1935, in volume 1, pages 177-180

Published in Journal of South African Botany, in 1935, in volume 1, pages 40-45

Published in Journal of South African Botany, in 1935, in volume 1, pages 47-63

Published in Journal of South African Botany, in 1935, in volume 1, pages 161-170

Published in Journal of South African Botany, in 1935, in volume 1, pages 89-103

Published in Journal of South African Botany, in 1935, in volume 1, pages 171-175

Published in Journal of South African Botany, in 1935, in volume 1, pages 105-110

Published in Journal of South African botany, in 1935, in volume 7, pages 145-152