Published in Journal of South African botany, in 1964, in volume 30, pages 1-14

Published in Journal of South African botany, in 1964, in volume 30, pages 15-19

Published in Journal of South African botany, in 1964, in volume 30, pages 21-23

Published in Journal of South African botany, in 1964, in volume 30, pages 25

Published in Journal of South African botany, in 1964, in volume 30, pages 26

Published in Journal of South African botany, in 1964, in volume 30, pages 27-29

Published in Journal of South African botany, in 1964, in volume 30, pages 31-32

Published in Journal of South African botany, in 1964, in volume 30, pages 33-44

Published in Journal of South African botany, in 1964, in volume 30, pages 45-48

Published in Journal of South African botany, in 1964, in volume 30, pages 49-52

Published in Journal of South African botany, in 1964, in volume 30, pages 53-65

Published in Journal of South African botany, in 1964, in volume 30, pages 67-69

Published in Journal of South African botany, in 1964, in volume 30, pages 71-73

Published in Journal of South African botany, in 1964, in volume 30, pages 75-81

Published in Journal of South African botany, in 1964, in volume 30, pages 83-85

Published in Journal of South African botany, in 1964, in volume 30, pages 87-91

Published in Journal of South African botany, in 1964, in volume 30, pages 93-101

Published in Journal of South African botany, in 1964, in volume 30, pages 103-105

Published in Journal of South African botany, in 1964, in volume 30, pages 107-110

Published in Journal of South African botany, in 1964, in volume 30, pages 111-114

Published in Journal of South African botany, in 1964, in volume 30, pages 115-121

Published in Journal of South African botany, in 1964, in volume 30, pages 123-127

Published in Journal of South African botany, in 1964, in volume 30, pages 129-146

Published in Journal of South African botany, in 1964, in volume 30, pages 147-149

Published in Journal of South African botany, in 1964, in volume 30, pages 151-176

Published in Journal of South African botany, in 1964, in volume 30, pages 177-200

Published in Journal of South African botany, in 1964, in volume 30, pages 201-207

Published in Journal of South African botany, in 1964, in volume 30, pages 209-217

Published in Journal of South African botany, in 1964, in volume 30, pages 219-220

Published in Journal of South African botany, in 1964, in volume 30, pages 221-224

Published in Journal of South African botany, in 1964, in volume 30, pages 225-227

Published in Journal of South African botany, in 1964, in volume 30, pages 229-230

Published in Journal of South African botany, in 1964, in volume 30, pages 231-243