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