Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 1, pages 11-13

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 1, pages 13-15

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 1, pages 17-20

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 1, pages 20-23

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 2, pages 39-42

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 2, pages 43-50

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 2, pages 51-54

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 2, pages 54-55

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 2, pages 56-59

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 3, pages 74-76

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 3, pages 76-77

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 3, pages 77-78

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 3, pages 79-81

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 3, pages 82-85

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 3, pages 87-88

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 3, pages 88-90

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 4, pages 103-105

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 4, pages 105-107

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 4, pages 107-109

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 4, pages 110-115

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 4, pages 117-118

Published in Carnivorous plant newsletter, in 1978, in volume 7, issue 4, pages 119-121