Published in Bulletin of the Natural History Museum. Botany series., in 2001, in volume 31, issue 1, pages 1-4

Published in Bulletin of the Natural History Museum. Botany series., in 2001, in volume 31, issue 1, pages 5-7

Published in Bulletin of the Natural History Museum London, Botany, in 2001, in volume 31, issue 1, pages 9-25

Published in Bulletin of the Natural History Museum. Botany series., in 2001, in volume 31, issue 1, pages 27-34

Published in Bulletin of the Natural History Museum. Botany series., in 2001, in volume 31, issue 2, pages 37-88

Published in Bulletin of the Natural History Museum. Botany series., in 2001, in volume 31, issue 2, pages 89-106

Published in Bulletin of the Natural History Museum. Botany series., in 2001, in volume 31, issue 2, pages 107-117