Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 1, pages 1-34

Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 1, pages 35-48

Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 1, pages 49-90

Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 1, pages 91-99

Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 2, pages 101-114

Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 2, pages 115-159

Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 2, pages 161-171

Published in Bulletin of the Natural History Museum. Botany series., in 1994, in volume 24, issue 2, pages 173-179